DATA & AI STAFFING
COLUMBUS OHIO

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Job Title: Data Management Consultant
Location: Amsterdam
Company: Consultancy

About Us

This client specialize in delivering smart, data-driven solutions that help our clients make informed decisions, improve efficiency, and drive growth. Our team of expert consultants works across industries to tackle complex data challenges with clarity and precision. As we continue to grow, we’re looking for a talented Data Management Consultant to join our team and make an impact across multiple client projects.

The Role

As a Data Management Consultant, you’ll play a key role in advising clients on how to manage and leverage their data effectively. You’ll work on a variety of projects, helping organizations improve data governance, quality, architecture, integration, and compliance.

You’ll work closely with clients to understand their needs, develop tailored strategies, and implement data solutions that support business goals.

Responsibilities

• Collaborate with clients to assess current data management practices and identify areas for improvement.

• Design and implement data governance frameworks, data quality strategies, and metadata management solutions.

• Support clients with data architecture planning and integration across systems.

• Ensure compliance with data protection regulations (e.g., GDPR, HIPAA) and industry standards.

• Deliver data management roadmaps and best practices.

• Act as a trusted advisor, supporting clients through change and adoption of new data practices.

• Work alongside internal teams including analytics, IT, and project management.

Requirements

• Proven experience in a data management, data governance, or data consulting role.

• Strong understanding of data frameworks, standards, and best practices.

• Familiarity with tools such as Collibra, Informatica, Talend, or similar.

• Solid grasp of data privacy regulations and compliance requirements.

• Excellent communication, stakeholder engagement, and presentation skills.

• Ability to translate complex technical issues into clear, actionable insights.

• Consultancy or client-facing experience is a strong plus.

What We Offer

• The chance to work on diverse, high-impact projects.

• A collaborative and inclusive team environment.

• Opportunities for professional growth and continuous learning.

• Competitive salary, performance bonus, and comprehensive benefits.

• Hybrid and flexible working options

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SEO MANAGER

£55,000 – £65,000

LONDON – 2-3 DAYS A WEEK

*Please note, this company is unable to sponsor, and you must be a UK resident to apply*

THE COMPANY

This UK-based financial services provider offers accessible personal loans to a broad customer base, including those underserved by traditional banks. With a strong brand legacy and a reputation for transparency and responsible lending, the company takes a digital-first, customer-focused approach to deliver flexible, straightforward financial solutions.

THE ROLE

The client is looking for a well-rounded SEO specialist with strong experience across SEO, paid media, and funnel optimisation. You’ll take a hands-on role in improving organic search performance, focusing on long-term keyword strategy and optimising pages for credit cards and loans aimed at a specific demographic. This includes technical SEO work such as site map optimisation, website audits, and close collaboration with tech and development teams. You’ll also work with existing internal teams to enhance performance across the site using Python.

SKILLS + EXPERIENCE

• Must have SEO experience in SEMrush, Google Ads and Google Analytics
• You must have Python experience and be confident in the tool
• You must hold a Marketing-related degree
• Strong experience working with senior stakeholders (ideally C-suite) with examples of pushing back

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.

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SENIOR PRODUCT ANALYST

£60,000 – £70,000

LONDON – 2 DAYS A WEEK

*Please note, this company is unable to sponsor, and you must be a UK resident to apply*

THE COMPANY

This company is one of Europe’s leading hair and beauty booking platforms, connecting clients with over 50,000 salon partners across 13 countries. With 1 million bookings made monthly, they’re transforming the beauty industry through technology.

THE ROLE

This role with sit and focus on the marketplace side of the app, focusing on behaviour analytics through AB testing. You’ll gather data from the app/website, collect clicks/submissions, before running tests to improve the usability of the app.

SKILLS + EXPERIENCE

• AB testing in a Product Analytics context
• Strong, advanced SQL
• Mixpanel, Google or Adobe Analytics

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.

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Product Manager (Analytics)

Up to £60,000 + bonuses

Hybrid – London

A great opportunity to join a fast-growing start-up as a Product Manager specialising in the analytics space.

THE COMPANY

The business is an innovative and fast-growing start-up dedicated to simplifying the life of car owners by bringing a top-quality streamlined experience to the car maintenance industry. Since the business launched in 2017, they have expanded to over 100 towns and cities in the UK and have recently joined forces with a leading retail car group and have now opened operations in France.

Joining the business as a Product Manager, you will be focused on helping the business to grow and scale. Bringing together engineering, design, marketing and operations to constantly improve the service delivered by the business. This will include everything from business casing, A/B testing customer acquisition funnels, adding new features and more.

THE ROLE AND RESPONSIBILITIES

• Defining, communication and executing long-term business strategy of your product line
• Gathering insights about users and translating them into actionable opportunities
• Identifying right success metrics and tracking them over period of time
• Defining, executing and analysing AB tests
• Defining and delivering roadmaps/ business cases and presenting them to stakeholders
• Building world-class product solutions

YOUR SKILLS AND EXPERIENCE

• Proven track record in solving complex business problems and turning solutions into usable products
• Experience turning complex solutions into easy-to-understand product roadmaps
• Experience with A/B testing
• Expertise working in B2C enviroment
• Strong stakeholder management skills

THE BENEFITS

• Up to £60,000 + bonuses
• Hybrid
• London (2/3 days a week)

HOW TO APPLY

If interested in this role please send your CV to Jordan Victor via the Apply Link below

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Marketing Data Scientist
Up to £60,000
Hybrid – London

A great opportunity to join a leading customer data science company as a Marketing Data Scientist

THE BUSINESS

The business is a global leader in customer data science, empowering businesses to compete and thrive in the modern-data driven economy always putting the customer first. Enabling businesses to grow and diversify by utilising and understanding data and ensuring the customer is put first.

Joining the business as a Marketing Data Scientist, you’d be helping to scope out business problems, creating data science solutions for these problems and then delivering insights and recommendations of the back of it.

THE ROLE AND RESPONSIBILITIES

• Understanding business problems, creating data science solutions and delivering insights and recommendations
• Working directly with clients and helping the team to give recommendations and answer questions
• Working on projects across clustering, propensity modelling, regression and more
• Building data visualisations and dashboards for clients

YOUR SKILLS AND EXPERIENCE

• Strong technical experience in SQL and Python
• Experience in data visualisation
• Proven track record working across propensity modelling, clustering, forecasting, regression and more
• Strong commercial and stakeholder management expertise

THE BENEFITS

• Up to £60,000
• Hybrid
• London

HOW TO APPLY

If interested in the role please send your CV to Jordan Victor via the Apply Link below

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Senior Product Analyst | £70K + Benefits | Hybrid (Central London)

A high-growth consumer tech platform is looking for a Senior Product Analyst to join its product & engineering org. This is a hands-on role focused on user behaviour, A/B testing, and improving the app and web experience for millions of users across Europe.

You’ll help answer:

• Where are users dropping off in the journey, and why?

• Which UX experiments are moving the needle?

• What data do we need to collect to guide smarter product decisions?

You’ll work closely with PMs, designers, and developers to guide the product roadmap with clear, actionable insights. Think Mixpanel or GA for behaviour tracking, SQL for deep dives, and Looker for storytelling.

You’ll do well here if you:

• Have strong product analytics experience (preferably app-based)

• Are confident running and interpreting A/B tests

• Know how to collect the right event data before analysis even starts

• Can explain findings clearly to non-technical teams

Product-focused, experiment-driven, highly collaborative
Hybrid – 2 days per week in a Central London office

To Apply for this Job Click Here

To Apply for this Job Click Here

Lead AI Engineer – Financial Services | $200,000-220,000 + Bonus + Benefits
Location: New York, NY (REMOTE)
Industry: Financial Services

Harnham is proud to partner with a dynamic and fast-growing financial services firm which works directly with people to help along their financial journey. They are looking to hire their first Lead AI Engineer, someone passionate about building innovative machine learning solutions and driving thoughtful AI & LLM initiatives at an enterprise level.

This is a unique opportunity to take a hands-on leadership role, building machine learning and LLM capabilities, while shaping a team and strategy that supports long-term innovation and responsible AI use.

THE ROLE

As Lead AI Engineer, you will:

• Partner closely with engineering and business teams to design and deliver machine learning solutions that address complex challenges.

• Build and deploy ML and LLM models that support key initiatives in chatbot, voicebot and customer support center agents.

• Lead development of NLP applications such as text classification, summarization, and information extraction to support customer engagement and insights.

• Help define meaningful performance metrics (KPIs) for AI solutions and foster an environment of transparency and learning.

• Contribute to a culture of innovation by mentoring others, sharing knowledge, and laying the groundwork for a growing AI team.

YOUR SKILLS & EXPERIENCE

We’re looking for someone with:

• 5+ years of experience in applied data science, machine learning, or related AI fields. 2+ most recent years using LLM / RAG technologies.

• A degree in a STEM or quantitative field such as Computer Science, Engineering, Mathematics, or Statistics.

• A strong track record of translating technical work into business value, particularly with cross-functional or non-technical stakeholders.

• Experience leading projects end-to-end, with mentorship or team-building experience.

• Proficiency in Python and familiarity with LLM tools like LangChain, Hugging Face, Llama.

• Exposure to cloud platforms (AWS preferred, but not required) and data visualization tools.

• Comfort and familiarity working in fast-paced environments like hyper-growth startups is a plus.

THE BENEFITS

• Competitive salary range of $200,000-220,000

• Performance-based bonus

• Comprehensive health and wellness benefits

• Better than market average retirement match

• Opportunity to build a strategic AI function from the ground up in a highly respected firm

• Supportive, forward-thinking leadership team invested in responsible innovation

HOW TO APPLY

If you’re excited about building impactful AI solutions and leading with curiosity, care, and purpose, we’d love to hear from you.

Please submit your résumé to Tim Jonas using the “Apply” link on this page.

Keywords:
AI Engineering | Machine Learning | NLP | LLM | Large Language Models | Financial Services | Responsible AI | Python | Cloud | Data Science | Llama | Leadership | Agents | Cross-functional Collaboration | Team Management | LangChain | Hugging Face | Chatbots | Voicebots

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Power BI Developer – Retail Client

Location:London (Hybrid – 2 days/week on-site)
Permanent role

We are currently hiring a Power BI Developer on behalf of a leading retail client based in London. This is a fantastic opportunity to work on impactful, data-driven projects in a fast-paced retail environment.

Key Responsibilities:

• Design, develop, and maintain intuitive and visually engaging Power BI dashboards and reports.
• Collaborate with business stakeholders to understand reporting requirements and deliver actionable insights.
• Work with large and complex datasets; write efficient SQL queries to extract, transform, and analyse data.
• Ensure high levels of data quality, accuracy, and performance within reporting solutions.
• Present findings and dashboard functionalities to both technical and non-technical audiences.

Required Skills & Experience:

• Extensive experience developing dashboards and data models in Power BI.
• Strong SQL skills with proven experience handling large datasets.
• Excellent communication skills with the ability to engage and manage stakeholders at all levels.
• Proven experience in DAX.

What Will Make You Stand Out:

• PL-300 Certification (Power BI Data Analyst Associate).
• Prior experience working within the retail industry, especially with merchandising, sales, or supply chain data.
• Proven ability to translate complex data into clear, compelling business insights.
• Experience with Power Query.

If interested please apply and to follow up please apply. If you would like to follow up email/reach out on LinkedIn please.

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DATA ENGINEER

£55,000-£60,000 + BENEFITS

PRIMARILY REMOTE UK

An established company in the Media/Advertising spcae is seeking a proactive Data Engineer to join their innovative team as they grow and invest.

THE COMPANY:

This company are currently investing in their data team, and are looking for a Data Engineer to help gather requirements and build solutions. This is an exciting opportunity to help build out the data platforms and create frameworks to enable them ensure data drives value across the business.

THE ROLE:

A Data Engineer will need to:

• Building & maintaining ELT/ETL pipelines
• Work closely with stakeholders across the business
• Own data engineering roadmap
• Manage data warehouse (gathering requirements and building solutions)
• ensure alignment with data management and quality

YOUR SKILLS AND EXPERIENCE:

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

• Ability and experience interacting with key stakeholders
• Strong experience in SQL/Python
• Good understanding of Airflow/DBT
• Experience with GCP/AWS
• Background in CI/CD

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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Job Title: Senior Data Platform Administrator – FinTech | AWS | PostgreSQL

Location: Central London (Hybrid – 2 days onsite)
Salary: Up to £75k + excellent benefits

Are you passionate about cloud data platforms and looking to make a real impact in a growing FinTech environment? We’re working with a fast-growing, innovative FinTech company that’s redefining how individuals and families engage with their finances- and they’re looking for a Senior Data Platform Administrator to join their Platform team.

This is a unique opportunity to be part of a mission-led business combining behavioural science, data analytics, and cutting-edge UX to deliver a truly transformative financial experience. The company is backed by top-tier investors and led by seasoned entrepreneurs from the worlds of tech, investment, and corporate strategy.

What You’ll Be Doing

As a key member of the Platform team, you’ll take ownership of maintaining and optimising cloud-based and on-prem data platforms, ensuring performance, reliability, and security. You’ll collaborate with internal teams to implement best practices and contribute to the scalability of the platform as the business continues to grow.

Key Responsibilities:

• Administer and monitor cloud and on-premise databases (PostgreSQL and more)

• Design and implement secure, high-availability data platforms

• Manage core platform operations including data replication, backup and recovery strategies, encryption protocols, and performance optimisation

• Collaborate with cross-functional teams to resolve issues and roll out improvements

• Provide end-user support via the Helpdesk system and participate in deployment activities

What We’re Looking For

Essential Skills:

• 5 years minimum hands-on experience with AWS cloud data platforms

• Expertise in PostgreSQL administration (or similar)

• Solid understanding of data warehousing and platform maintenance

• Experience with MongoDB/DynamoDB and S3

Nice to Have:

• Experience with containerisation (Docker/Kubernetes)

• Knowledge of Kafka and Terraform

Who You Are

• A proactive problem-solver with a positive, can-do mindset

• Organised, detail-oriented, and excellent at managing your own time

• Eager to grow- technically and professionally- and open to feedback

• A team player who thrives in collaborative environments

• Strong communicator, able to engage effectively across technical and non-technical teams

What’s in It for You?

• A values-driven, outcome-focused culture that encourages flexibility and creativity

• Hybrid working – 2 days a week in a dog-friendly Central London office

• 25 days holiday + flexible hours (no leave required for life admin like appointments!)

• Regular team socials tailored to different preferences

• Access to fitness and mental health support, including gym memberships and virtual classes

If you’re excited about joining a supportive and forward-thinking FinTech where you can have a tangible impact- get in touch for a confidential chat.

Note: Sponsorship is not available for this role.

To Apply for this Job Click Here

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AI Transformation Consultant

Location: Valencia, Spain (Hybrid or Remote-Friendly)

Type: Full-Time | Start Date: ASAP

Salary: Competitive + Equity Options

Transform the Future of Business with AI – From Sunny Valencia

This is a growing startup based in Valencia, blending cutting-edge AI innovation with a practical, human-first approach to business transformation. Our mission? To help companies move from AI hype to real-world value – fast.

They are looking for an AI Transformation Consultant who’s equal parts strategist, technologist, and change agent. If you’re ready to help businesses reimagine what’s possible with AI – and want to do it from a place where the sun shines 300+ days a year – this one’s for you.

What You’ll Do:

• Lead AI discovery sessions and identify key transformation opportunities across client organizations.
• Collaborate with business and technical teams to turn ideas into prototypes, pilots, and scalable solutions.
• Build tailored AI roadmaps and transformation strategies aligned with business goals.
• Work hands-on with product, data, and engineering teams to ensure AI projects actually get delivered.
• Educate and influence stakeholders – from C-suite to operations – to embrace AI confidently and ethically.
• Help us refine and scale our transformation playbook as we grow.

What You Bring:

• 3+ years in strategy, consulting, or product roles with a focus on digital or AI transformation.
• Solid understanding of the AI/ML landscape (especially GenAI, NLP, and automation tools).
• A business brain and a tech heart – you can see the big picture and connect the dots.
• Excellent communication and stakeholder management skills (Spanish is a plus, but not required).
• Comfortable in a startup environment: flexible, proactive, and hungry to learn.
• Bonus points if you’ve worked with SMEs, scale-ups, or across multiple industries.

Why Join Us?

• Valencia-based: Modern office, Mediterranean lifestyle, incredible quality of life.
• Work on real, high-impact AI projects – not just slide decks.
• High autonomy, low bureaucracy: your ideas and execution matter.
• Be part of a tight-knit, mission-driven team with big ambitions.
• Competitive salary + meaningful equity.
• Remote-friendly, but we’d love if you could spend some time in sunny Spain

To Apply for this Job Click Here

To Apply for this Job Click Here

CRM Developer – Derbyshire

We are looking for a CRM Developer to join a well-established hospitality company. You will drive innovation and deliver engaging, high-performing campaigns across a diverse brand of portfolios.

What You’ll Do:

• Build dynamic email templates and automation journeys across email, web, app, and loyalty channels using Braze and other platforms.
• Collaborate with the CRM and Digital teams to implement high-quality, data-driven campaigns that retain customers and increase lifetime value.
• Develop and optimise CRM capabilities, ensuring scalability, efficiency, and excellent customer experience.
• Support ongoing integration of new channels, troubleshoot issues, and enhance platform functionality.
• Ensure campaigns are mobile-first, responsive, and GDPR-compliant, with strong QA processes and analytics insight.

What We’re Looking For:

• 2+ years’ experience in CRM development, ideally with Braze or similar platforms.
• Proficient in HTML, CSS/SASS, SQL, JS/JQuery, and comfortable with additional languages (e.g. Ruby, Python).
• Strong understanding of CDPs, segmentation, personalisation, and multichannel CRM strategies.
• A proactive, agile mindset with a knack for turning complex challenges into scalable solutions.

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