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Customer Analyst

London

Hybrid – 2 days a week

£450 Per Day (Outside IR35)

3 Month Contract

This is an opportunity to join a high‑impact customer analytics function during a pivotal period of growth and transformation. You will play a key role in shaping loyalty and retention strategies, delivering insights that directly influence customer experience and commercial performance.

The Company

They are a major global marketplace operating at scale and driven by data. Their teams combine innovation, experimentation, and deep analytical thinking to enhance customer engagement. Collaboration is at the heart of their culture and they place strong emphasis on using analytics to guide decision making. Their customer function works cross‑functionally to build propositions that drive loyalty, retention and long‑term value.

The Role and Deliverables

* Provide actionable insights that support customer retention, loyalty initiatives and commercial decision making.

* Work within the Customer Analytics or Loyalty team depending on project alignment and skill fit.

* Contribute to the optimisation and rollout of a major loyalty proposition across markets.

* Analyse customer behaviour to identify drop‑off points and opportunities for retention improvement.

* Build automated analytical workflows to support consistent, reliable insight delivery.

* Collaborate with product, marketing and customer teams to influence strategic initiatives.

Your Skills and Experience

* Strong SQL capability with confidence handling complex queries and large datasets.

* Ability to translate analysis into clear commercial narratives and actionable recommendations.

* Experience in automating code and productionising analytical workflows.

* Exposure to dashboarding tools such as Looker or Tableau.

* Useful experience with Python or cloud technologies.

* Familiarity with A/B testing or hypothesis‑led experimentation.

* Background in telecoms, e‑commerce or large‑scale loyalty environments is especially valuable.

* Strong communication skills, curiosity and a commercially driven mindset.

How to Apply

Register your interest by sending your CV to Ananya Gupta via the Apply Link on this page.

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Forward Deployed AI Engineer

Role Overview

Our client is seeking experienced AI Forward Deployed Engineers to support the development and operationalization of an AI-driven document compliance platform. This system uses multimodal AI models to interpret technical documents-such as permits, plans, and regulatory filings-and assess them against defined rule sets.

In this role, you will contribute directly to model prompting, evaluation methodology, system reliability, and cloud‑native deployment. You’ll work closely with internal teams and external partners to guide the platform from advanced prototype to production-ready release.

What You’ll Do

AI / Model Development

• Create, refine, andoptimize prompts formultimodal AI systems performing:
  • document categorization
  • structured information extraction
  • rule-based validation workflows
• Design structured output formats using JSON-based schemas, function-calling techniques, and typed validation frameworks.
• Assess multiple model providers to compare costs, accuracy, latency, and overall performance, recommending model upgrades as needed.
• Build repeatable evaluation pipelines that measure model quality using quantitative metrics
• Strengthen the evaluation workflow by introducing formalized testing and more detailed performance analysis.
• Develop benchmark datasets and transform current evaluation practices into a fully in-house process.
• Lead or support expert labeling and assessment efforts (preferred but not required).

System Engineering

• Maintain and enhance a Python-based service layer built with modern API frameworks and asynchronous execution patterns.
• Collaborate with frontend teams using TypeScript and modern React frameworks to support end-to-end workflows.
• Design and scale pipelines across a cloud-native stack leveraging storage, messaging queues, and distributed databases.
• Diagnose and resolve issues that span AI inference, backend services, and cloud deployment.
• Work with both language-vision models and classical computer vision tools.
• Contribute to a production rollout with multiple municipal or enterprise partners over a 3-4 month timeline.

Required Qualifications

• Strong command of prompt engineering techniques for multimodal or vision‑language AI systems.
• Experience building structured evaluation frameworks:
  • dataset generation and curation
  • metric-based scoring (e.g., precision, recall, F1)
  • granular per-sample review
• Understanding of multimodal AI that combines documents, imagery, and text.
• Advanced Python skills (including async programming, FastAPI, Pydantic, and related tooling).
• Experience with queue-based architectures (Azure, AWS, or equivalent).
• Familiarity with distributed storage solutions and NoSQL databases.
• Ability to work within a modern TypeScript/React application environment.
• Strong understanding of performance, cost, and latency optimization in AI-driven systems.

Preferred Qualifications

• Experience with containerization (Docker or similar), reverse proxies, and multi-service orchestration tools.
• Familiarity with CI/CD pipelines and automated deployment workflows.
• Experience building rich, data-intensive user interfaces or workflow tools.
• Understanding of environment management across multiple deployment stages (dev, staging, production).

Location: Remote (U.S. based)
Duration: 3/4-months initially, with high likelihood of extension
Hours: 40 per week
Pay: $85/hr-$100/hr
Benefits: W2 candidates are eligible for healthcare, dental, vision, and 401k

**WE WILL NOT BE UTILIZING THIRD PARTIES FOR THIS SEARCH. WE WILL ONLY SPEAK WITH CANDIDATES DIRECTLY.**

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Email Creative and Designer

London, Outside IR35, £300 – 350 Day rate, Outside IR35, 3 Month Contract

This is an exciting freelance project for an Email Creative Specialist who enjoys transforming customer journeys through high-impact, visually engaging email design. You will shape creative concepts across automated and campaign workflows, helping a major consumer brand elevate its CRM experience with fresh ideas and polished execution.

The Company
They are a global consumer organisation investing in the uplift of their CRM and digital communication channels. The team is focused on improving design quality, enhancing customer journeys and building consistency across all email touchpoints. They work collaboratively with contractors and value creative thinking, strong standards and reliable delivery. They are specifically looking for someone from outside their category to bring new perspectives.

The Role and Deliverables
* Design visually engaging email templates for automated and campaign journeys.
* Build creative concepts for welcome, basket abandonment, re-engagement, and promotional emails.
* Apply brand guidelines while introducing new creative ideas to boost engagement.
* Produce short supporting copy when needed to complement visual layouts.
* Work with CRM and marketing teams to interpret briefs and integrate feedback.
* Deliver final design assets ready for deployment in their CRM platform.

Your Skills and Experience
* Strong experience designing polished, responsive email templates and CRM creative.
* Confident using design tools to develop high-quality layouts and concepts.
* Ability to craft concise, effective supporting copy where needed.
* Comfortable partnering with CRM and marketing teams to refine creative outputs.
* A portfolio showcasing email design capability and customer journey understanding.
* Detail-focused with a commitment to accuracy, consistency, and brand alignment.

How to Apply
If this project aligns with your skills and availability, please apply with your latest portfolio.

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Email Creative and Designer
Agency – Tobacco Client
London – 1 day per week in the office
£300-£350 per day – Outside IR35

This is an exciting contract for an Email Creative Specialist who loves bringing digital journeys to life. You will shape high impact email designs across welcome, basket abandonment, re‑engagement and promotional campaigns, helping a major consumer brand elevate its customer experience.

The Company

They are a global consumer business undergoing a major uplift of their CRM and digital communication channels. With a strong focus on design quality and customer engagement, the team is investing in refreshed email journeys and creative optimisation. They work collaboratively with contractors and value fresh thinking, high standards and reliable delivery.

The Role and Deliverables

• Design visually engaging email templates for automated and campaign-based CRM journeys.
• Build creative concepts for welcome, abandon basket, follow up and promotional emails.
• Apply brand guidelines while bringing fresh design ideas to improve engagement.
• Produce clear, concise copy when needed to support email layouts.
• Collaborate closely with CRM and marketing teams to refine creative based on briefs and feedback.
• Deliver final assets ready for deployment within their CRM platform.

Your Skills and Experience

• Strong experience designing high quality email templates and CRM assets.
• Confident using design tools to create polished, responsive email layouts.
• Ability to write short, effective supporting copy when required.
• Comfortable working with marketing teams and interpreting creative briefs.
• A portfolio that highlights email design capability and customer journey experience.
• A detail‑focused approach ensuring accuracy, consistency and brand alignment.

How to Apply

If this sounds like the right project for you, please apply with your latest portfolio and availability.

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Growth Account Executive (Contract)

Contract: 6 months
Rate: $30 per hour
Hours: Initially 20 hours per week, with the potential to scale to 40 hours per week

Overview

An opportunity is available for an experienced Account Executive to develop and manage the execution of comprehensive growth strategies for clients across a variety of industries.

This role will focus on managing client relationships, leading strategic planning, and collaborating with cross-functional teams to deliver against client goals and expectations. The successful candidate will help guide paid media strategy, oversee campaign execution, and ensure performance aligns with broader business objectives.

The ideal candidate will have strong experience working with direct-to-consumer (DTC) and e-commerce brands, with a proven ability to develop growth strategies using multiple paid media channels. They should be comfortable analysing performance data, translating insights into actionable recommendations, and communicating strategy effectively to both clients and internal stakeholders.

Key Responsibilities

• Develop paid media strategies designed to drive growth aligned with client business objectives

• Work cross-functionally to oversee the execution of paid media strategies across multiple channels

• Coordinate work and inputs from a variety of internal stakeholders

• Analyse and optimise cross-channel media spend based on performance data and client goals

• Produce bi-weekly performance reports outlining results, insights, and recommendations

• Manage all client communications and build strong, long-term working relationships

• Continuously refine and evolve strategies to improve performance and maximise results

• Identify opportunities to expand the paid media mix with additional channels, tactics, or testing initiatives

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Paid Social & Paid Search Media Buyer (Contract)

Contract: 6 months
Rate: $40 per hour
Hours: Initially 20 hours per week, with the potential to scale to 40 hours per week

Overview

An opportunity is available for an experienced Paid Social & Paid Search Media Buyer to manage and optimise digital advertising campaigns across paid search and paid social platforms.

This role will focus on planning, executing, and improving campaigns across Google’s advertising ecosystem and leading social media advertising platforms to drive measurable performance outcomes.

The successful candidate will be responsible for day-to-day campaign management, analysing performance data, and implementing data-driven optimisations to improve results across channels. The role will involve close collaboration with account management and creative teams to support full-funnel marketing strategies and ongoing campaign growth.

The ideal candidate is analytical, detail-oriented, and experienced in both paid search and paid social campaign management, with a strong understanding of performance marketing and ROI-driven optimisation.

Key Responsibilities

• Plan, execute, and optimise campaigns across Google Ads products including Search, Shopping, Display, YouTube, and Performance Max

• Manage paid social campaigns across platforms such as Meta, TikTok, Snapchat, Reddit, Pinterest, and X

• Oversee multiple advertising accounts, ensuring campaigns are pacing effectively and aligned with performance targets including CPA, ROAS, and customer acquisition goals

• Conduct keyword research, develop campaign structures, and segment audiences to improve targeting efficiency and ROI

• Monitor campaign performance daily, identifying optimisation opportunities and resolving performance issues proactively

• Analyse campaign data to identify patterns, insights, and scalable strategies

• Execute A/B testing and multivariate testing across creative, targeting, bidding strategies, and landing pages

• Collaborate with creative teams to develop ad copy and assets aligned with platform best practices

• Set up and maintain conversion tracking and ensure data accuracy using tools such as Google Tag Manager and analytics platforms

• Stay current with platform updates, algorithm changes, and emerging digital advertising trends

• Prepare regular performance reports with actionable insights and recommendations

• Pull and analyse key performance data to support planning and forecasting activities

• Conduct audits of prospective advertising accounts to support business development efforts

• Apply B2B lead generation best practices where relevant; familiarity with marketing automation and lead qualification systems is advantageous

Qualifications & Experience

• 3-5+ years of hands-on experience managing paid media campaigns across paid search and paid social platforms

• Bachelor’s degree in Marketing, Business, or a related field preferred

• Strong experience with Google Ads (Search, Shopping, Display, YouTube) and major paid social platforms including Meta, TikTok, Reddit, Pinterest, and X

• Google Ads certification preferred

• Proficiency with Google Analytics, Google Tag Manager, and Google Ads Editor

To Apply for this Job Click Here

To Apply for this Job Click Here

AI Instructor
£500 – £700 per day
London, Remote

This is an exciting opportunity to lead a high‑impact AI training programme focused on modern agentic development. You will help developers adopt advanced AI‑driven coding workflows and shape how teams across multiple software businesses build, test, and ship software using cutting‑edge agent tools.

The Company
They are a global software group delivering a large‑scale, instructor‑led Agentic Coding Workshop to technical teams worldwide. Their organisation works across a broad portfolio of software businesses and is investing heavily in advancing AI‑enabled engineering practices. They value hands‑on expertise, pragmatic problem‑solving, and the ability to guide mixed‑skill developer groups through transformative learning experiences.

The Role and Deliverables

• Deliver live, instructor‑led sessions across US, European, and Australian time zones, combining lectures, demos, and hands‑on labs.
• Guide participants through greenfield and brownfield agent‑driven development workflows, toolchain setup, and debugging.
• Provide real‑time troubleshooting for agent configurations, build issues, and MCP server environments.
• Facilitate peer learning and support participants through office hours and asynchronous channels.
• Continuously refine curriculum content and develop new exercises based on cohort feedback.
• Prepare materials and improvements for follow‑on cohorts as the programme scales.

Your Skills and Experience

• Strong experience using agentic coding tools in daily development, including command workflows, tool use, and multi‑agent orchestration.
• Hands‑on experience with both Claude‑based and Cursor‑style agentic development environments.
• Broad software engineering capability across multiple languages and unfamiliar codebases.
• Deep understanding of agentic development patterns, context management, and test‑driven development.
• Confident delivering technical training to varied audiences and managing live troubleshooting.
• Experience working with MCP servers, legacy codebases, or multi‑tool AI development environments is highly beneficial.

How to Apply
If you are excited by the opportunity to teach cutting‑edge agentic development at scale, apply today to discuss this contract in more detail.

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Contentful CMS Architect (Contract)
London, 6 month contract, £350 – £390 Day Rate (Outside IR35)

This is a great opportunity to step into a pivotal CMS role, owning the architecture and setup of Contentful for a large digital agency. You will be taking over from an experienced specialist, with the chance for structured knowledge transfer and a clear remit to make an immediate impact on website experience and personalisation.

The Company

They are a well-established, consumer-focused organisation with a complex digital landscape and a strong emphasis on personalised customer experiences.With significant investment in their content and asset management capabilities, they are looking for a contractor who can stabilise, optimise and future proof their CMS setup. You will join at a time where your expertise will directly shape how content and assets are delivered to millions of users.

This is an initial 6 month contract, 4 days per week, with 1 day per week in their London office and a start date as soon as possible to enable knowledge transfer from the outgoing specialist.

The Role and Deliverables

• Take ownership of the Contentful CMS setup, ensuring it is configured to support current and future website experiences.
• Design and refine the CMS architecture so that Contentful connects effectively with both internal and external systems.
• Work closely with multiple teams to understand how the CMS should operate, and translate those needs into scalable structures and workflows.
• Ensure smooth integration between Contentful and the Digital Asset Management solution so that web experiences correctly consume assets.
• Support and enable personalised website experiences by ensuring the CMS and assets can be used effectively by personalisation tools.
• Facilitate knowledge transfer by capturing and documenting key processes and architectural decisions from the current specialist before they leave.

Your Skills & Experience

• Strong experience working with Contentful as a CMS, including setup, configuration and ongoing optimisation.
• Proven capability designing CMS architectures that integrate with a variety of internal and external systems.
• Solid understanding of how websites consume content and assets, and how those assets flow from a Digital Asset Management platform into front end experiences.
• Experience collaborating with cross functional digital teams, translating business requirements into practical CMS structures and integrations.
• Exposure to website personalisation tools, for example Adobe Target or Optimizely, and an understanding of how CMS content supports personalised experiences.

How to Apply
If you have strong Contentful CMS expertise and enjoy architecting content and asset flows for personalised digital experiences, please apply with your CV to be considered for this contract.

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Senior Data/Analytics Engineer

About Harnham
At Harnham, we connect top data professionals with impactful contract opportunities across the US. We partner with organizations that are investing heavily in modern data platforms and analytics.

About the Client
Our client is a fast growing technology focused company modernizing their cloud data environment. They are building scalable analytics foundations to support data science, reporting, and machine learning initiatives.

Role Details

Title: Senior Data/Analytics Engineer
Location: Remote (U.S. based)
Duration: 3-months initially, with high likelihood of extension
Hours: 40 per week
Pay: $60-$85/hr
Benefits: W2 candidates are eligible for healthcare, dental, vision, and 401k

The Role
This Senior Analytics Engineer will take ownership of building clean, well‑structured data models and a scalable warehouse foundation in a modern cloud environment. You will partner directly with data engineers, analysts, and data scientists to design data marts, define transformations, and ensure best practices in modeling, testing, and deployment. The role blends analytics engineering, data modeling, and software engineering discipline in an agile setup.

Key Responsibilities

– Design and develop core data warehouse and data mart structures.
– Migrate existing BI and warehouse assets into a modern cloud platform.
– Build and document transformation logic, testing frameworks, and deployment workflows.
– Use dbt (or similar tools) to deliver version controlled, production grade data models.
– Optimize performance, storage strategies, and model architecture for analytics use cases.
– Collaborate closely with cross functional data engineering, BI, and machine learning teams.

Requirements: Must Have

– 4 plus years in a data focused role (Analytics Engineer, Data Engineer, or Data Analyst).
– Strong production experience with dbt.

– Hands on experience with Looker.
– Hands on experience with a modern cloud data warehouse (BigQuery or Snowflake preferred).
– Deep SQL expertise including query optimization.
– Strong understanding of dimensional modeling (Kimball).
– Ability to translate business needs into scalable data structures.

Nice to Have

– dbt certification
– Google Cloud or Snowflake certifications
– Experience with Airflow or cloud orchestration tools
– Prior agile environment experience

**WE WILL NOT BE UTILIZING THIRD PARTIES FOR THIS SEARCH. WE WILL ONLY SPEAK WITH CANDIDATES DIRECTLY.**

To Apply for this Job Click Here

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Google Ads and PPC Strategist

• Remote (Must be US Based)
• 20 Hours Per Week (Rolling Contract)
• $35 Per Hour

This is an opportunity to join a high performing performance marketing team and take ownership of meaningful Google Ads and PPC budgets. You will work with ambitious B2B brands and have genuine influence over how they grow, rather than simply optimising small campaigns at the margins.

The Company
They are a specialist advertising client focused on performance marketing for fast growing brands. Operating as a small, elite team, they are trusted to manage significant digital budgets and drive measurable growth. They partner directly with founders and senior decision makers to shape marketing strategy, not just execution. As they continue to scale, they are looking to add a strategic B2B PPC expert who can own and grow key accounts.

The Role and Deliverables

• Take full ownership of substantial monthly Google Ads and PPC budgets across B2B accounts.
• Build and execute full funnel paid media strategies across complex B2B buying cycles.
• Drive performance across the MQL to SQL pipeline, ensuring campaigns are closely tied to revenue.
• Use performance data to influence client positioning, messaging and broader growth strategy.
• Work closely with senior stakeholders to align paid media with wider commercial objectives.

Your Skills & Experience

• Strong experience managing Google Ads and PPC campaigns in a B2B environment.
• Proven ability to build and optimise full funnel strategies across longer, complex sales cycles.
• Track record of driving high quality MQL and SQL outcomes from paid campaigns.
• Comfortable owning significant monthly ad spend and making data led decisions at pace.
• Ability to translate performance metrics into clear strategic recommendations for senior stakeholders.

To Apply for this Job Click Here

To Apply for this Job Click Here

Data Engineer

Our client (Healthcare Tech) is seeking an experienced Data Engineer to help design, expand, and optimize our data ecosystem. In this role, you’ll develop scalable pipelines, build robust data models, and create the infrastructure necessary to support analytics, reporting, and advanced data use cases across the company. You will play a key part in ensuring data is reliable, accessible, and ready to fuel decision‑making and innovation.

What You’ll Contribute

Design and Maintain Scalable Data Pipelines

• Build and manage batch and streaming pipelines that integrate data from multiple systems.
• Ensure pipelines are performant, cost‑efficient, and fault‑tolerant across cloud and hybrid environments.
• Develop reusable templates, standardized workflows, and automated data processes.

Implement Strong Data Quality Practices

• Build validation frameworks, anomaly detection checks, and automated QA processes.
• Create metrics and dashboards that track data accuracy, completeness, and system health.
• Champion data health and reliability across all integrated systems and domains.

Develop Standardized Data Interfaces

• Design and maintain APIs, data feeds, and access layers that support internal and external consumers.
• Ensure data delivery mechanisms adhere to standards for security, usability, and scalability.

Cross‑Functional Collaboration

• Partner with Product, Engineering, Analytics, and Operations to understand data needs and translate business requirements into technical solutions.
• Participate in architectural discussions and influence decisions related to data strategy, storage, and governance.

What Makes You a Strong Fit

Experience & Background

• 5+ years in data engineering or a similar technical discipline.
• Demonstrated experience building and maintaining production-grade data pipelines.

Technical Expertise

• Hands-on experience with modern data technologies such as Snowflake, dbt, Kafka, PostgreSQL, MongoDB, or similar tools.
• Strong SQL skills and experience working with both relational and NoSQL databases.
• Proficiency in Python and experience with cloud environments (e.g., AWS or another major provider).
• Solid understanding of ETL/ELT patterns, schema design, API development, and metadata management.

Soft Skills

• Clear communication skills and the ability to translate technical concepts for non-technical audiences.
• Effective collaboration with cross-functional partners.
• Ability to manage multiple initiatives while delivering high‑quality solutions.
• A pragmatic, ownership‑oriented mindset with a passion for building scalable systems.

Bonus Qualifications

• Experience with data cataloging, lineage, or observability tools.
• Familiarity with domain‑oriented data practices or distributed data ownership models.
• Background working in regulated environments where data governance and compliance are critical.
• Experience designing standardized APIs or enabling data productization at scale.

Location: Remote (EST Time Zone Preferred)

Utilization: 40 hours / week

Duration: 9 Months (Strong potential for extension)

Rate: $75/hr – $90/hr, dependent on experience

To Apply for this Job Click Here

To Apply for this Job Click Here

Consulting Data Engineer – Professional Services

As a Consulting Data Engineer, you’ll be at the forefront of helping enterprises transform how they manage and leverage big data and AI. In this role, you’ll partner with clients to help design modern data architectures, guide migrations, and enable advanced analytics solutions that drive real business outcomes.

You won’t just deliver technology, you’ll deliver innovation. You’ll help organizations turn data into actionable insights. If you thrive in dynamic environments, love solving complex challenges, and want to make a measurable impact, this is the role for you.

What You’ll Do

• Lead high-impact projects that enable clients to modernize their data platforms and accelerate AI adoption.
• Design and implement scalable, cloud-based architectures that power advanced analytics and machine learning.
• Collaborate with technical teams and business stakeholders to ensure seamless delivery and measurable success.
• Act as a trusted advisor, guiding clients through migrations, deployments, and best practices for big data and AI.
• Share insights and feedback to continuously improve solutions and shape the future of data innovation.

What We’re Looking For

• 6+ years of experience in data engineering, analytics, or cloud architecture.
• Strong coding skills in Python or Scala.
• Expertise in at least one major cloud platform (AWS, Azure, or GCP) and familiarity with others.
• Deep knowledge of distributed computing frameworks (e.g., Apache Spark).
• Experience with CI/CD, MLOps, and designing end-to-end data solutions.
• Databricks experience is a *MUST*.
• Exceptional communication and problem-solving skills.

This is a Contract Role. The initial term will be six months, with a strong possibility for extension, and the workload will be 40 hours per week.

**WE WILL NOT BE UTILIZING THIRD PARTY AGENCIES FOR THIS ROLE**

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