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DATA ENGINEER

£75,000-£80,000 + BENEFITS

PRIMARILY REMOTE

A leading digital platform in the property industry is seeking a proactive Senior Data Engineer to join their innovative team.

THE COMPANY:

This is a well-established brand driven by an ambitious vision. They are currently investing in their data team, and are looking to expand and enhance its services.

THE ROLE:

A Senior Data Engineer will need to:

• Work closely with stakeholders across the business
• Oversee end to end processes, ensuring scalability of pipelines
• Implementing best practices in data governance and infrastructure set up

YOUR SKILLS AND EXPERIENCE:

A successful Senior Data Engineer will have the following skills and experience:

• Ability and experience interacting with key stakeholders
• Cloud experience – Azure preferred
• Containerisation experience – Kubernetes preferred
• Prior experience with Pyspark
• Understanding of IaC/Terraform

THE BENEFITS:

You will receive a salary, dependent on experience. Salary is up to £80,000 On top of the salary there are some fantastic extra benefits.

HOW TO APPLY

Please register your interest by sending your CV to Molly Bird via the apply link on this page.

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PRODUCT MARKETING MANAGER

£55,000-£60,000

SHEFFIELD (Hybrid)

Working with this company will offer you the opportunity to make a meaningful impact. With a culture where you can work alongside likeminded individuals, this is an exciting place to develop your career.

THE COMPANY:

A chance to work for a tech focused educational company with ambitious plans ahead of them.

THE ROLE:
A Product Marketing Manager will need to:

• Own the marketing plan
• Drive demand generation and brand awareness
• Collaborate with stakeholders
• Partner with sales teams to grow revenue
• Partner with UX/Product/Digital Marketing teams

YOUR SKILLS AND EXPERIENCE:

A successful Product Marketing Manager will have the following skills and experience:

• Driving revenue marketing/growth marketing in SaaS
• Prior experience in lead generation
• Prior experience in launching and analysing campaigns
• Stakeholder management

THE BENEFITS:

You will receive a salary, dependent on experience. Salary is up to £60,000 On top of the salary there are some fantastic extra benefits.

HOW TO APPLY

Please register your interest by sending your CV to Molly Bird via the apply link on this page.

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LEAD DATA ENGINEER

£90,000 + 30% BONUS

CENTRAL LONDON

THE COMPANY

Ready to shape the future of infrastructure investment with data? Want to build a data platform that drives real-world impact?

This fast-growing company in the private equity sector is looking to stabilize and improve client services after years of significant growth. They’re building a strong data team to shape the future of infrastructure investment with data-driven insights for smarter investment decisions.

THE ROLE

As a lead data engineer, you’ll play a key role in building their data platform from the ground up, with some tools already selected and others still to be decided by you!

Your primary responsibilities will include gathering data from multiple sources and integrating it into their data warehouse, building efficient ETL pipelines in Python, and setting up a Snowflake data warehouse.

Additionally, you’ll be responsible for developing orchestration pipelines using Apache Airflow to automate and streamline data flows.

This data infrastructure will empower the client to make more informed investment decisions, such as understanding performance metrics for various assets.

SKILLS AND EXPERIENCE

The successful candidate is able to work in a small team or individually, is confident to lead and to understand the necessities of senior stakeholders.

Ideally, you will have great expertise working with the following tech stack:

• Azure
• Snowflake
• Python
• SQL

BENEFITS

The successful Lead Data Engineer will receive the following benefits:

• £90,000 yearly salary with a generous bonus %
• Hybrid work mode with 2 days working from home

HOW TO APPLY

Please register your interest by sending your CV to Joana Alves via the Apply link on this page.

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Senior Growth Marketing Manager

Online Marketplace

$120,000-$140,000 + Bonus

New York, NY (Hyrbid)

We are partnering with a fast-growing company in the digital marketplace space to find an experienced Senior Growth Marketing Manager. In this high-impact role, you will be responsible for developing and executing strategies that drive growth across multiple channels. From customer acquisition and engagement to retention and revenue optimization, your work will directly contribute to the company’s overall success.

Overview

This exciting opportunity is with a dynamic and innovative company that has been making waves in the digital marketplace industry. Known for its customer-first approach, the company is dedicated to providing exceptional experiences across its platform. With a focus on driving growth and optimizing its marketing strategies, the company has created a supportive and collaborative work environment that encourages continuous improvement and innovation.

Key Responsibilities:

• Lead Growth Strategies: Develop and implement multi-channel marketing strategies to drive customer acquisition, retention, and GMV (gross merchandise value) growth.
• Data-Driven Optimization: Execute A/B tests, growth experiments, and other data-driven initiatives to continuously improve marketing performance across the funnel.
• Collaborate Across Teams: Partner with internal teams to ensure alignment on brand messaging and marketing strategies, while working closely with product marketing to execute on shared KPIs.
• Customer Insights: Use customer behavior insights and market trends to inform targeting, segmentation, and messaging strategies that drive growth.
• Business Ownership: Own the performance and ROI of your channels, managing forecasts and tracking results to ensure optimal performance.
• Track KPIs & Deliver Insights: Create reports and dashboards to track KPIs, share actionable insights with leadership, and guide decision-making.

Qualifications:

• 5+ years of experience in Growth Marketing, with proven success in customer acquisition and retention, especially in a two-sided marketplace.
• Strong knowledge of the marketing channel mix and its role throughout the customer funnel.
• Expertise in scaling email and SMS strategies (Salesforce Marketing Cloud, Sailthru, Marketo).
• Experience with A/B testing, growth experimentation, and using data to optimize marketing tactics.
• Excellent analytical skills and the ability to use data to drive marketing decisions.
• Strong copywriting skills and the ability to create impactful, compelling messaging.
• Proven success in hitting ambitious targets while managing multiple projects and priorities.
• Effective cross-functional communicator with the ability to simplify complex ideas for a broad audience.

HOW TO APPLY?:

Please register your interest by sending your Resume to Gabriella Ferrara via the Apply link on this page.

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Senior Growth Marketing Manager
Technology
$120,000 to $140,000 Base Salary + 10% Bonus
NYC Hybrid – 1 Day On-site in Midtown

Harnham is partnered with a company prevalent in the online marketplace industry. With over 350 employees, this exciting role offers the opportunity to lead growth marketing initiatives within a high-impact, innovative environment.

THE ROLE

As the Senior Growth Marketing Manager, you will:

• Develop, execute, and optimize multi-channel marketing strategies to drive bidder acquisition and retention for ATG’s marketplaces.
• Build and test programs, messaging, and frameworks that enhance customer engagement, conversion, and lifetime value.
• Partner with cross-functional teams, including product marketing, to ensure consistent messaging and impactful campaigns.
• Analyze market trends, customer behaviors, and funnel performance to refine marketing approaches.
• Manage forecasts, performance metrics, and KPIs while driving ROI-focused strategies.

SKILLS & EXPERIENCE

• 5+ years of growth marketing experience, ideally within two-sided marketplaces.
• Expertise in diverse marketing channels, including email and SMS strategies (e.g., Salesforce Marketing Cloud, Sailthru, Marketo).
• Proven ability to run A/B tests and data-driven optimizations.
• Strong analytical and commercial skills, with experience interpreting large datasets.
• Exceptional communication and cross-functional collaboration skills.

BENEFITS

As a Senior Growth Marketing Manager, you can expect:

• A competitive base salary of $120,000 to $140,000.
• A 10% bonus.
• A hybrid work model, with one day onsite in NYC (remote for outstanding candidates).

HOW TO APPLY

Please register your interest by sending your resume to Sam Willman via the apply link on this page

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Senior Growth Marketing Manager

Software

New York City (Hybrid, 1 day in office)

Base Salary: $120,000 – $140,000 + 10% bonus

About the Company:

Join a global tech powerhouse revolutionizing online marketplaces for billions of dollars in goods. Operating across diverse industries, from art and antiques to industrial equipment, their cutting-edge platforms connect buyers and sellers worldwide. Publicly listed and internationally headquartered, this organization is shaping the future of e-commerce auctions. Be part of an innovative team at the forefront of digital transformation!

The Role:

As a Senior Growth Marketing Manager, you’ll take ownership of strategic and hands-on growth marketing efforts across the entire funnel-from brand awareness and customer acquisition to engagement and retention. You’ll design and execute data-driven campaigns that boost ROI and elevate customer experiences. Collaborating across departments, you’ll play a pivotal role in driving Gross Merchandise Value (GMV) and customer lifetime value by putting customer-centric strategies at the core.

What You’ll Need to Succeed:

• 5+ years of experience in growth marketing, with a proven track record of acquisition and retention success.
• Deep understanding of full-funnel, multi-channel marketing strategies.
• Proficiency in scaling email and SMS campaigns using platforms like Salesforce Marketing Cloud, Sailthru, or Marketo.
• Expertise in A/B testing and data-driven performance optimization.
• Strong analytical skills with the ability to interpret and act on large data sets.
• Excellent copywriting abilities and a keen eye for detail to create impactful messaging.
• Collaborative communication skills for translating complex strategies into actionable ideas.

What’s on Offer:

• Competitive salary plus a 10% bonus.
• Hybrid work environment with flexibility for top candidates.
• A chance to drive growth for a global leader in online marketplaces.
• Access to advanced technology in a forward-thinking, innovative team.

Ready to Apply?

To explore this exciting opportunity, submit your resume to Oisin Ennis at through the link

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Full-Stack Developer

London

3 days a week in Office

THE COMPANY

Harnham are partnering with a start-up technology firm who are committed to empowering industries to thrive in the digital era. They partner with innovative organisations, to help them embrace technologies and provide long-term value. They are a growing, dynamic, and fast-paced organisation eager to make an impact. They are looking for a talented Full-Stack Developer to join the team as their first full-time developer.

THIS ROLE

As a Full-Stack Developer, you will be:

• Owning the full development cycle
• Working with clients, engineers and external providers
• Building rapid prototypes to explore ideas and demonstrate new technologies
• Mentor and lead the team
• Design scalable, secure and maintainable applications

SKILLS AND EXPERIENCE

The successful Full-Stack Developer will have the following skills and experience:

• A minimum of 3 years of experience as a full-stack developer
• Expertise in programming languages like C#, Python, and Javascript.
• Proven ability to design, develop, and deploy applications using low-code platforms
• Strong communication and collaboration skills
• Exceptional problem-solving skills with meticulous attention to detail

Please note this role does not offer sponsorship

HOW TO APPLY:

Please register your interest by sending your CV via the Apply link on this page.

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Fraud Investigation Manager

Staffordshire

Up to £80,000

On-site (5 days a week in office)

This is a great opportunity to work for a Top Entertainment business who are a market leader within the space. As a Fraud Investigation Manager, you will be managing a team of investigators and working with senior stakeholders internally and externally to protect the business and its customers against fraud.

The Role

As a Fraud Investigation Manager, you will be working within a team to:

• Investigating fraud cases and supporting the team at the escalation phase
• Managing a team of fraud investigators and managing the teams workload
• Staying up-to-date with fraud trends, regulation and policy
• Analysing and supporting new fraud trends being seen by the investigators
• Working with the data teams to create new solutions in stopping transaction fraud
• Liaising with regulatory bodies to make sure the business is in line with fraud regulation

Your skills and experience

For you to be successful as a Fraud Investigation Manager, you will need:

• Experience as a Fraud Manager
• Experience managing a team of fraud investigators
• Strong experience investigating transaction fraud
• Excellent organisational and communication skills
• Strong interpersonal skills
• Ability to manage both upwards and downwards
• Experience working closely with regulators

Benefits

Up to £80,000 + benefits

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SENIOR ANALYTICS CONSULTANT

£35,000 – £45,000

HYBRID – LONDON – 2X A WEEK

*Please note, this company is unable to offer sponsorship at this time and you must be a UK resident*

THE COMPANY

This global performance marketing agency offers end-to-end services, bridging the gap between marketing and technology on digital transformation projects.

THE ROLE

This role will sit in the wider Analytics team, on the consultancy/client-facing side working across a range of projects spanning web analytics, data science, Marketing Mix Modelling and data warehousing.

SKILLS + EXPERIENCE

• Warehousing tool – any, but BigQuery is preferred
• General web analytics experience – Google or Adobe Analytics, Google Tag Manager
• Data visualisation – Looker, Power BI or Tableau
• Intermediate level of SQL
• Agency background preferred

HOW TO APPLY

If this sounds like the role for you, swiftly send over your CV to Izzi at Harnham by using the link below.

KEY TERMS

IBM, Coremetrics, Google Analytics, GA, Omniture, SiteCatalyst, Adobe Analytics, Analyst, Web, Digital, Online, Website, Financial Services, Finance, A/B, Test, Split, Multivariate, MVT, Tracking, Code, Tagging, Tags, Insight, Client, Agency, Management, Strategy, CRO, Conversion, Optimisation, Optimizely, Test and Target, Adobe Target, Maxymiser, VWO, Visual Website Optimiser, Tag Manager, Tag-manager, Tagging, Tag Management, Set Up Tags, Manage Tags, Manage Tagging, Managing Tags, Managing Tagging, Setting Up Tags, Analytics Tracking, Implement Tags, Implement Tagging, Tagging Implementation, Tag Implementation, Tracking Implementation, Analytics Implementation

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COMMERCIAL DATA ANALYTICS DEVELOPER

UP TO £42,000

REMOTE – SUSSEX – 6X A YEAR

*Please note, this company is unable to offer sponsorship at this time and you must be a UK resident*

THE COMPANY

This home and motor insurance company is less known than some of the bigger contenders in the UK, but they are actually one of the leaders in the space, ranking in the top 3 in the country!

THE ROLE

You’ll be supporting on the Marketing Analytics front to introduce traffic from direct clicks, rather than just from price comparison websites.

SKILLS + EXPERIENCE

• Marketing Analytics experience (ROI, cost per acquisition, bounce rates, clicks)
• The ability to write SQL code
• Insurance background preferred but not limited to

HOW TO APPLY

If this sounds like the role for you, swiftly send over your CV to Izzi at Harnham by using the link below.

KEY TERMS

IBM, Coremetrics, Google Analytics, GA, Omniture, SiteCatalyst, Adobe Analytics, Analyst, Web, Digital, Online, Website, Financial Services, Finance, A/B, Test, Split, Multivariate, MVT, Tracking, Code, Tagging, Tags, Insight, Client, Agency, Management, Strategy, CRO, Conversion, Optimisation, Optimizely, Test and Target, Adobe Target, Maxymiser, VWO, Visual Website Optimiser, Tag Manager, Tag-manager, Tagging, Tag Management, Set Up Tags, Manage Tags, Manage Tagging, Managing Tags, Managing Tagging, Setting Up Tags, Analytics Tracking, Implement Tags, Implement Tagging, Tagging Implementation, Tag Implementation, Tracking Implementation, Analytics Implementation

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COMMERCIAL INSIGHT MANAGER

£52,000 – £62,000

HYBRID – LONDON – 2X A WEEK

*Please note, this company is unable to offer sponsorship at this time and you must be a UK resident*

THE COMPANY

99% of this British train operating company’s sales come from ticket sales, and the other 1% is from commission, car parks and advertising.

THE ROLE

This role will cover a broad range of projects, where you’ll act as a consultant to the business. You’ll understand the problems, employ the consultancy mindset, and design the analytical work to present recommendations and outcomes as solutions.

SKILLS + EXPERIENCE

• Consultative and problem-solving mindset, with the ability to work in a fast-paced environment
• Rail/Consultancy experience ideal
• Strong Excel and some SQL exposure

HOW TO APPLY

If this sounds like the role for you, swiftly send over your CV to Izzi at Harnham by using the link below.

KEY TERMS

IBM, Coremetrics, Google Analytics, GA, Omniture, SiteCatalyst, Adobe Analytics, Analyst, Web, Digital, Online, Website, Financial Services, Finance, A/B, Test, Split, Multivariate, MVT, Tracking, Code, Tagging, Tags, Insight, Client, Agency, Management, Strategy, CRO, Conversion, Optimisation, Optimizely, Test and Target, Adobe Target, Maxymiser, VWO, Visual Website Optimiser, Tag Manager, Tag-manager, Tagging, Tag Management, Set Up Tags, Manage Tags, Manage Tagging, Managing Tags, Managing Tagging, Setting Up Tags, Analytics Tracking, Implement Tags, Implement Tagging, Tagging Implementation, Tag Implementation, Tracking Implementation, Analytics Implementation

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