To Apply for this Job Click Here

Lead Backend Engineer – AI Services

The Role

We are looking for a Lead Backend Engineer to help bring AI/ML capabilities from prototype to production within an established SaaS platform.

This is a hands-on technical leadership role, not an engineering management or research position. You’ll work closely with Data Science to build scalable backend services, make architectural decisions, and integrate AI into customer-facing products.

What You’ll Do

• Build and evolve backend services across an established SaaS platform.
• Integrate LLMs, RAG, model serving, predictions, and scoring into production products.
• Partner with Data Science to take models and POCs from prototype through production.
• Design reusable infrastructure and patterns for AI development.
• Lead projects from architecture through delivery.
• Make build vs. buy and broader architectural decisions.
• Improve scalability, reliability, security, and maintainability.
• Communicate technical decisions and tradeoffs to senior leadership.

What We’re Looking For

• 15+ years of software engineering experience
• Strong server-side Java and backend engineering experience.
• Experience integrating AI/ML into commercial or customer-facing products.
• Proven experience taking projects from prototype to production.
• Strong architecture and system design skills.
• Experience working within and modernizing existing production platforms.
• Linux and cloud experience across AWS, Azure, or GCP.
• Strong engineering fundamentals including testing, CI/CD, monitoring, and security.
• Basic SQL and experience with data-centric platforms.
• Excellent communication and technical leadership skills.

AI/ML Experience

Experience with several of the following:

• Python / FastAPI
• MLflow
• LangChain or similar frameworks
• Vector databases / RAG
• LLM APIs
• Model serving
• ML pipelines
• Prompt engineering / agentic workflows

Ideal Background

You’ll be a strong fit if you have deep Java backend experience, have successfully put AI/ML into production, and enjoy working closely with Data Science to solve complex technical problems.

Experience with analytics, BI, decision-support applications, or healthcare is a plus.

100% Remote | U.S. Work Authorization Required

Compensation: $175,000-$210,000

To Apply for this Job Click Here

To Apply for this Job Click Here

Lead Data Engineer

Remote (USA) | $175,000-$210,000

The Role

We are looking for a Lead Data Engineer to provide hands-on technical leadership across data engineering, architecture, and data platform development.

This is a Lead/Principal-level role where you will remain hands-on while setting technical direction, mentoring engineers, and leading complex data initiatives from architecture through implementation.

What You’ll Do

• Design, build, and maintain scalable ELT pipelines and data solutions.
• Lead data architecture, modeling, engineering standards, and best practices.
• Own data transformations and onboarding of new customer data sources.
• Troubleshoot complex customer-facing data issues.
• Improve existing systems through automation, scalability, reliability, and efficiency.
• Lead projects from architecture and planning through deployment and ongoing support.
• Evaluate technical options, communicate tradeoffs, and make recommendations.
• Mentor engineers and contribute to the technical roadmap.
• Manage and lead a small team of Data Engineers, supporting their development and performance.

What We’re Looking For

• 7-10+ years of experience, including 5+ years in Data Engineering.
• Strong SQL and Python skills.
• Deep experience with ELT, data pipelines, and large-scale data ingestion.
• Strong data modeling and architecture experience.
• Experience with Airflow or similar orchestration tools.
• Experience working with large datasets and varying data quality.
• Strong architectural mindset with the ability to make independent technical decisions.
• Experience improving or evolving existing data platforms.
• Previous experience managing a small Data Engineering team is required.
• Strong communication and stakeholder-management skills.
• Experience providing technical leadership and mentoring engineers.

Nice to have: dbt, PostgreSQL, MPP databases, Astronomer/Dagster, healthcare data, and experience across multiple database technologies.

To Apply for this Job Click Here

To Apply for this Job Click Here

Strategic Account Manager

About the Role

We are looking for a Strategic Account Manager to manage and grow long-term relationships with key public sector and healthcare customers. This role focuses on executive stakeholder management, customer retention, and identifying cross-sell and upsell opportunities beyond the initial implementation.

What You’ll Do

• Manage multiple strategic accounts with seven-figure annual contract values.
• Build strong relationships with executive sponsors and senior stakeholders.
• Develop multi-year account strategies focused on retention, satisfaction, and growth.
• Identify and close expansion opportunities within existing accounts.
• Partner with technical and implementation teams to understand customer needs and communicate platform value.
• Navigate complex technology environments involving data, integrations, analytics, AI/ML, and workflow solutions.
• Travel approximately 10-15% for customer meetings and onsite engagements.

What We’re Looking For

• 7+ years of experience in strategic account management, customer success, enterprise sales, or a similar role.
• Proven experience managing complex SaaS customers and multi-year relationships.
• Strong public sector experience, ideally with state-level organizations or public health agencies.
• HealthTech, healthcare, or Health & Human Services experience strongly preferred.
• Proven success growing existing customer relationships and generating new business.
• Strong executive communication and relationship management skills.
• Technical fluency with the ability to understand and communicate complex technology and data solutions.
• Comfortable working in a fast-paced, entrepreneurial environment with limited structure.
• Willingness to travel 10-15%.

To Apply for this Job Click Here

To Apply for this Job Click Here

Senior Data Analyst
London – Hybrid, 2 days per week
Up to £75,000

This is an exciting opportunity to join a growing analytics function within a leading digital consumer business. You’ll work with millions of user interactions, help shape product decisions, and play a key role in understanding customer behaviour, engagement, and retention across a large-scale digital platform.

The Company
They are a global digital business operating at the intersection of technology, content, and consumer engagement. Their products reach millions of users worldwide, generating vast amounts of behavioural and customer data.

The organisation is investing heavily in its data capabilities and product experience, with analytics playing a central role in driving growth and engagement. Joining at this stage offers the opportunity to influence how data is used across product, customer experience, and strategic decision-making.

The Role
As a Senior Data Analyst, you will work closely with Product, Technology, and Business stakeholders to understand user behaviour and identify opportunities to improve engagement across digital products.

Key responsibilities include:

• Analysing large-scale customer, audience, and behavioural datasets using SQL
• Investigating user journeys, engagement patterns, and customer cohorts
• Developing insights into how users interact with digital products and content
• Supporting product measurement, event tracking, and analytics frameworks
• Designing and analysing A/B tests and experimentation programmes
• Evaluating the impact of new features and product enhancements
• Identifying opportunities to improve retention, engagement, and user experience
• Working with web analytics and customer data to uncover actionable insights
• Supporting audience segmentation and customer identity analysis
• Translating complex analysis into clear recommendations for technical and non-technical stakeholders
• Partnering with Product and Engineering teams to ensure robust tracking and measurement
• Exploring opportunities to leverage AI tools to improve analytical workflows

Your Skills & Experience
You will likely bring:

• Advanced SQL skills with experience querying and manipulating large datasets
• Strong experience working with millions of rows of customer, user, or event-level data
• A background in digital analytics, customer analytics, audience analytics, CRM analytics, web analytics, or subscription analytics
• Experience analysing user behaviour, engagement, retention, or customer journeys
• Exposure to experimentation, A/B testing, or product measurement
• Experience working within cloud data environments such as BigQuery, Snowflake, Redshift, Databricks, Azure, or similar
• Strong stakeholder management and communication skills
• A naturally curious and problem-solving mindset
• Experience with GA4, digital analytics platforms, or product analytics tools would be advantageous
• Python or other analytical programming experience would be beneficial

What They Offer

• Opportunity to work with large-scale digital and behavioural datasets
• Exposure to Product Analytics and experimentation
• High visibility within a growing analytics function
• Career development opportunities and ongoing learning support
• Collaborative and data-driven culture
• Opportunity to influence product and customer experience strategy

How to Apply
If you’re a highly analytical Data Analyst with strong SQL skills and experience working with digital customer or audience data, apply now to discuss this opportunity in more detail.

To Apply for this Job Click Here

To Apply for this Job Click Here

Marketing Automation Engineer

UK Remote

£90,000 + benefits

This is an opportunity to join a commercially focused digital business where technology, customer data and marketing directly influence growth. You will work across engineering, marketing, CRM and data to build automated customer journeys, improve conversion and turn behavioural insights into measurable revenue outcomes.

The Company

They are a digital marketplace business serving a large consumer customer base. Customer experience and conversion optimisation are central to their growth strategy, with an established experimentation roadmap and an increasing focus on bringing technical marketing capability in-house. They have a collaborative UK technology function alongside a broader international operation, with AI increasingly being used to support experimentation, development and analysis.

The Role

As a MarTech Engineer, you will work closely with senior technology and marketing stakeholders to connect customer data, marketing technology and engineering.

You will:

• Build and optimise automated customer journeys across email and other marketing channels.
• Analyse customer behaviour to identify valuable cohorts, conversion opportunities and points of drop-off.
• Use SQL and BigQuery to interrogate customer and behavioural data.
• Develop re-engagement journeys for customers who do not complete key conversion steps.
• Translate marketing requirements into technical rules, processes and scalable automations.
• Build and maintain integrations between customer, CRM, marketing and wider business systems.
• Develop reliable conversion data feeds into advertising platforms.
• Support remarketing activity and optimisation across platforms such as Google Ads.
• Connect marketing activity with purchases and revenue to improve measurement and attribution.
• Build automations that enable marketing teams to operate more effectively.
• Maintain data quality and consistency across customer and marketing systems.
• Work with internal teams and external partners to improve how and when customers are engaged.
• Contribute to conversion rate optimisation and experimentation initiatives with clear commercial outcomes.

Your Skills & Experience

• Strong commercial experience working across MarTech, marketing engineering, CRM engineering or a similar technical marketing environment.
• Strong SQL skills with experience querying and interpreting customer or behavioural datasets.
• Experience with BigQuery or a comparable cloud data warehouse.
• Development experience with JavaScript and Node.js.
• Experience building integrations, APIs, data feeds or automated workflows between platforms.
• Understanding of CRM and marketing automation technology.
• Experience working with digital advertising, remarketing or conversion tracking.
• Ability to translate marketing objectives into robust technical solutions.
• Strong understanding of customer journeys, conversion funnels and data-led optimisation.
• Confidence collaborating across engineering, data and marketing teams.
• Experience with Salesforce and AWS would be beneficial.

What They Offer

• Competitive salary dependent on experience.
• Hybrid working within a collaborative UK technology environment.
• Direct exposure to senior technology and marketing leadership.
• The opportunity to influence a substantial conversion optimisation and experimentation roadmap.
• A role combining hands-on engineering with measurable commercial impact.
• Scope to help shape an increasingly important in-house MarTech capability.

How to Apply

If you are a MarTech Engineer who enjoys combining engineering, customer data and digital marketing to improve conversion and revenue, apply to find out more.

To Apply for this Job Click Here

To Apply for this Job Click Here

Martech Engineer
London – Hybrid, 2 days per week
Up to £55,000

An exciting opportunity has arisen for a Martech Engineer to join a growing digital and performance marketing business at the intersection of technology, data, and marketing. This role offers the chance to build innovative tools, automation solutions, and AI-enabled products that support both internal teams and external clients, while working closely with senior stakeholders across the business. Based on the role brief and accompanying JD, the position combines hands-on engineering with real commercial impact across digital marketing, analytics, and media solutions.

The Company
They are a well-established digital services organisation that partners with a diverse portfolio of clients across multiple industries. Their teams combine marketing expertise, data capabilities, and technical innovation to solve complex business challenges and drive measurable results. Operating internationally, they have built a strong reputation for delivering technology-led solutions that improve efficiency, insight, and performance. The business continues to invest in automation, AI, and proprietary products that support growth across the organisation.

The Role
As a Martech Engineer, you will work closely with senior leadership and cross-functional teams to design, develop, and maintain tools that enable more effective marketing and analytics delivery.

Responsibilities include:

• Building and maintaining proprietary products, automation tools, and data solutions.
• Designing scalable integrations and API-driven workflows.
• Working with internal teams and client stakeholders to identify challenges and deliver technical solutions.
• Developing data pipelines and cloud-based applications within a modern engineering environment.
• Supporting AI and agent-based projects that enhance operational efficiency and insight generation.
• Maintaining and improving existing products, platforms, and codebases.
• Troubleshooting technical issues and resolving bugs across internal and client-facing tools.
• Contributing to innovation initiatives, technical best practices, and future product development.

You will ideally bring:

• Strong commercial experience with JavaScript, TypeScript, and Node.js.
• Experience developing, maintaining, and debugging serverless applications.
• Exposure to cloud technologies, ideally Google Cloud Platform (GCP).
• Experience working with APIs, integrations, and automated data workflows.
• Understanding of digital marketing channels such as SEO, paid search, paid social, or content marketing.
• Ability to communicate technical concepts to both technical and non-technical stakeholders.
• Experience building secure, scalable, and reusable solutions.

Desirable experience includes:

• BigQuery or alternative cloud data warehouse technologies.
• ETL or ELT tools such as Funnel, Adverity, or similar platforms.
• Data visualisation and dashboarding solutions.
• AI and agentic frameworks such as LangChain or CrewAI.
• Experience integrating AI capabilities into products and workflows.

What They Offer

• Exposure to innovative AI, automation, and data projects.
• Strong opportunities to broaden technical expertise and influence future product development.

How to Apply
To find out more about this Martech Engineer opportunity, please apply with your CV or get in touch for a confidential discussion.

To Apply for this Job Click Here

To Apply for this Job Click Here

This is an opportunity to lead a Data Services function covering Business Intelligence, Data Science, Digital Analytics, and Marketing Technology. You will shape strategy, develop teams, and drive the adoption of AI across data services.

The Company
They are a global organisation operating across data, analytics, technology, and digital marketing. Their teams help clients improve decision-making through measurement, reporting, analytics, and data-driven solutions. As the business continues to grow, they are investing further in their data capability and leadership team.

The Role

• Define the strategy and roadmap for the Data Services function.
• Lead teams across Business Intelligence, Data Science, Digital Analytics, and Marketing Technology.
• Drive the use of AI within data services workflows and delivery.
• Establish standards and best practices across analytics, reporting, and measurement.
• Support revenue growth through client development and new business opportunities.
• Partner with senior stakeholders to align data initiatives with business goals.
• Develop and mentor practice leads and senior specialists.
• Present data strategies and recommendations to senior client stakeholders.
• Contribute to the organisation’s presence within the data and analytics market.

Your Skills & Experience

• Leadership experience across multiple data disciplines.
• Strong understanding of analytics, measurement, BI, and data services.
• Ability to lead technical teams and support delivery quality.
• Experience implementing AI-enabled processes or transformation programmes.
• Commercial awareness and experience supporting business growth.
• Strong communication and stakeholder management skills.
• Ability to build and develop high-performing teams.

To Apply for this Job Click Here

To Apply for this Job Click Here

Marketing Automation Engineer

You will be responsible for building and enhancing the systems, automations, and data flows that support customer acquisition, conversion, and retention.

Key responsibilities include:

• Build and optimise automated customer journeys across email and digital marketing channels.
• Analyse customer and behavioural data to identify cohorts, opportunities, and areas for improvement.
• Develop customer re-engagement journeys based on website and purchase behaviour.
• Use SQL and BigQuery to interrogate and transform marketing and customer data.
• Design and maintain integrations between CRM, marketing, advertising, and business systems.
• Build and optimise conversion tracking and attribution frameworks.
• Develop marketing data feeds for advertising and remarketing platforms.
• Translate marketing requirements into scalable technical solutions and automations.
• Ensure data consistency and integrity across multiple customer touchpoints.
• Partner with marketing, data, and engineering teams to measure performance and optimise outcomes.
• Support experimentation and CRO initiatives through data, automation, and implementation.

Your Skills & Experience

• Strong commercial experience with JavaScript and Node.js.
• Advanced SQL skills, ideally including BigQuery.
• Experience working with Salesforce or similar CRM platforms.
• Strong understanding of customer data, segmentation, and behavioural analysis.
• Experience building automated customer journeys and lifecycle marketing programmes.
• Knowledge of marketing automation platforms and CRM workflows.
• Experience with API integrations and connecting multiple business systems.
• Understanding of conversion tracking, attribution, and performance measurement.
• Familiarity with remarketing and digital advertising ecosystems.
• Strong stakeholder management skills with the ability to translate business requirements into technical solutions.

Desirable experience includes:

• SendGrid, Klaviyo, or similar marketing platforms.
• AWS services, including serverless technologies.
• Event-driven architectures and workflow automation.
• Affiliate marketing platforms.
• Email deliverability optimisation.
• Attribution modelling or incrementality testing.
• Experience within regulated consumer-facing environments.

What They Offer

• High-impact role with direct exposure to senior leadership.
• Opportunity to shape marketing technology and customer engagement strategy.
• Exposure to advanced experimentation, CRO, AI-enabled workflows, and customer data initiatives.
• Collaborative culture with strong cross-functional partnership.
• Clear opportunity to influence business performance and drive measurable commercial outcomes.

How to Apply
If you’re a Marketing / MarTech Engineer, Growth Engineer, CRM Engineer, or Marketing Automation specialist who enjoys combining technical expertise with commercial impact, apply today to learn more about this opportunity.

To Apply for this Job Click Here

To Apply for this Job Click Here

This is an opportunity to join a digital consultancy at the intersection of marketing, data, and technology. You’ll build innovative products, automation solutions, and AI-driven tools that support both internal teams and enterprise clients. If you enjoy solving complex business challenges with modern engineering practices, this role offers plenty of scope for ownership and impact.

The Company
They are a well-established digital and marketing consultancy working with a diverse portfolio of clients across multiple sectors. Combining expertise in technology, data, and digital marketing, they help organisations improve performance through innovative solutions. Their teams operate globally and collaborate across a range of disciplines including analytics, SEO, paid media, content, and technology.

The Role
You will play a key role in designing, developing, and maintaining proprietary MarTech products, automation solutions, and AI-powered tools.Responsibilities include:

* Building scalable applications and integrations using JavaScript, TypeScript, and Node.js
* Developing cloud-native and serverless solutions, with a focus on Google Cloud Platform (GCP)
* Creating API integrations and automated data pipelines
* Supporting the development of AI and agent-based solutions using modern frameworks
* Collaborating with digital marketing teams across SEO, Paid Media, and Analytics to solve business challenges
* Maintaining and enhancing existing internal and client-facing products
* Troubleshooting technical issues and improving platform performance
* Contributing to innovation, best practices, and technical strategy across the engineering function

Your Skills & Experience
* Strong commercial experience with JavaScript, TypeScript, and Node.js
* Experience developing and deploying cloud solutions, ideally within GCP
* Familiarity with serverless architectures and API development
* Experience working with AI tools, LLM applications, or agentic frameworks such as LangChain or CrewAI
* Knowledge of front-end technologies such as React
* Experience working within a digital agency, marketing technology, or consulting environment
* Understanding of digital marketing channels including SEO, Paid Media, Content, or Analytics
* Ability to communicate technical concepts to both technical and non-technical stakeholders

Desirable:
* Experience with BigQuery or other cloud-based data warehouse technologies
* Knowledge of ETL/ELT processes and data engineering concepts
* Experience building dashboards or data visualisation solutions

To Apply for this Job Click Here

To Apply for this Job Click Here

Senior Pricing Analyst
London | Hybrid | Competitive salary + bonus

An exciting opportunity for a Senior Pricing Analyst to join a growing general insurance pricing function, using data and analytics to directly influence pricing strategy and commercial performance.

The Company
They are a digital insurance business making significant investment in pricing, data and analytics. You will join a collaborative team where your analysis will have clear commercial impact.

The Role

• Develop and optimise segmented pricing strategies.
• Analyse portfolio performance and identify pricing opportunities.
• Build monitoring frameworks to track pricing effectiveness.
• Use Python, SQL, R or SAS to deliver actionable insight.
• Partner with Pricing, Underwriting, Product and Data teams.

Your Skills & Experience

• Strong commercial experience in insurance pricing, modelling or quantitative analysis.
• Good understanding of general insurance pricing and segmentation.
• Experience with Python, SQL, R or SAS.
• Strong analytical and stakeholder communication skills.

What They Offer

• Competitive salary and annual bonus.
• Hybrid working.
• Up to 10% matched pension.
• 25 days’ holiday plus bank holidays.
• Life assurance, income protection and wellbeing benefits.
• Strong career development opportunities.

How to Apply
Apply via LinkedIn or contact me directly!

To Apply for this Job Click Here

To Apply for this Job Click Here

Senior Data Analyst
London (Hybrid) | 75k + Benefits
Are you passionate about using data to drive customer growth, retention, and commercial performance? This is an exciting opportunity to join a fast-growing digital business where your insights will directly influence subscription strategy, product development, and audience engagement.
The Company
They are a technology-driven digital organisation with a strong consumer focus and a data-led culture. Operating at scale, they leverage analytics to enhance customer experiences and support sustainable growth across their subscription products. Their collaborative environment brings together product, growth, marketing, and data teams to deliver measurable business impact. With continued investment in data and analytics, this role offers excellent scope for development and influence.
The Role
You will be responsible for delivering actionable insights across the customer lifecycle, helping the business better understand subscriber behaviour and improve key commercial metrics.
Responsibilities include:

• Analyse customer journeys and subscription funnels to identify conversion opportunities and reduce drop-off.
• Track and report on subscription, retention, and engagement metrics through dashboards and regular performance analysis.
• Conduct deep-dive investigations into customer behaviour, retention trends, and audience engagement patterns.
• Develop and refine Lifetime Value (LTV) models to support strategic decision-making.
• Build and enhance churn prediction models to identify at-risk customers and improve retention outcomes.
• Work with large-scale datasets to uncover trends and generate actionable recommendations.
• Partner with product, growth, marketing, and engineering teams to define success metrics and measure performance.
• Ensure high-quality data capture and support improvements to data collection processes.
• Present analytical findings clearly to both technical and non-technical stakeholders.

Your Skills & Experience

• Strong commercial experience in data analytics, customer analytics, lifecycle analytics, or subscription analytics.
• Advanced SQL skills with experience working in cloud-based data warehouse environments.
• Experience creating data models and transforming raw event data into analysis-ready datasets.
• Strong dashboarding and reporting experience using BI tools such as Looker Studio or similar platforms.
• Knowledge of statistical analysis techniques including cohort analysis, experimentation, regression, survival analysis, and predictive modelling.
• Experience developing LTV, retention, or churn analysis frameworks.
• Excellent problem-solving skills and attention to detail.
• Ability to communicate complex insights and influence stakeholders across multiple business functions.
• Experience with Python or R would be beneficial.
• Exposure to web or app analytics tools such as Google Analytics or Mixpanel would be advantageous.

What They Offer

• Up to 75k
• Hybrid working model with a London-based office.
• Career progression within a growing analytics function.
• Ongoing learning and professional development opportunities.
• Enhanced holiday allowance.
• Additional employee benefits and wellbeing initiatives.
• Opportunity to make a tangible impact in a data-driven organisation.

How to Apply
If you are a Senior Data Analyst looking to work on customer analytics, subscription performance, and predictive modelling in a high-impact environment, apply today through Harnham to find out more.

To Apply for this Job Click Here

To Apply for this Job Click Here

This Senior Data Analyst role is suited to someone with a background in digital, customer, or product analytics who enjoys working with large datasets and influencing business decisions through data. You’ll partner with product, marketing, and growth teams to improve customer retention, engagement, and commercial performance.

The Company
They are a digital-first business with a strong focus on customer growth and product development. Data is central to decision-making across the organisation, with analysts working closely alongside product, marketing, and commercial stakeholders. The business offers the opportunity to work across customer lifecycle, subscription, and behavioural analytics in a collaborative environment.

The Role

• Analyse customer journeys, digital funnels, and user behaviour.
• Identify opportunities to improve conversion, engagement, and retention.
• Build and maintain KPI dashboards and reporting.
• Deliver customer, product, and subscription analytics.
• Develop LTV and churn analysis to support business strategy.
• Partner with Product, Marketing, and Growth teams on experimentation and measurement frameworks.
• Use SQL to query, manipulate, and analyse large datasets.
• Present insights and recommendations to stakeholders across the business.

Your Skills & Experience

• Strong experience in digital analytics, customer analytics, or product analytics and advanced SQL skills.
• Experience working with customer lifecycle, retention, and behavioural data.
• Knowledge of cohort analysis, experimentation, and statistical testing.
• Experience with data visualisation tools.
• Ability to communicate analytical findings to a range of stakeholders.
• Experience working with cross-functional teams.
• Exposure to web or app analytics tools such as Google Analytics or Mixpanel is beneficial.

What They Offer

• Competitive salary and benefits package.
• Hybrid working.
• Opportunity to work on customer and product analytics projects with direct business impact.
• Ongoing learning and development opportunities.
• Clear scope to develop within a growing analytics function.

To Apply for this Job Click Here