INFORMATION FOR REGISTERED CANDIDATES WITH HARNHAM


KIDÂ DOCUMENTS
On this page you will find your KID (Key Information Document) and information about the alternative options available to you via our preferred list of Umbrella companies.
UMBRELLA COMPANY 1
GIANT - For almost 30 years giant have provided specialist, end to end workforce management software and support services to large and small recruitment agencies, internationally.

UMBRELLA COMPANY 2
PAYSTREAM - A market leading business providing a range of payroll and accountancy services for recruitment agencies and contractors.

UMBRELLA COMPANY 3
SAPPHIRE - Working through our umbrella company is a quick and easy solution for contractors, without having to file paperwork. By joining Sapphire, we’ll be with you every step of the way by offering you top of the line employment support and benefits.

UMBRELLA COMPANY 4
WORKWELL (FORMERLY JSA) - Enjoy the freedom & flexibility of contracting whilst they provide benefits such as holiday and sick pay. Unlike a limited company structure, there’s no admin to worry about – you simply work and get paid, and they take care of the rest.

JOBS
LATEST CONTRACT
OPPORTUNITIES
Harnham are a specialist Data & Analytics recruitment business with a dedicated Contract and Freelance team, working across the UK, US and Europe.

BI Developer
London
£400 - £525
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
Location: Remote
Contract Length: 3-6 months
IR35 Status: Outside IR35
Rate: £400-£525 per day
Start: Immediate
Overview
We are seeking a BI Developer to support a fast-growing business in the sports, gambling, and gaming sector, working across multiple brands. The role will focus on transforming website and customer data into insights that drive revenue and inform smarter decision-making.
You’ll join a small engineering team led by the Head of Engineering, where the current setup involves simple dashboards. This role will take reporting to the next level by delivering cleaner data, stronger models, and higher-quality dashboards that provide real business value.
Key Responsibilities
- Clean, structure, and organise raw data for analysis by commercial stakeholders.
- Build data models to improve reporting speed and accuracy.
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Design and deliver Tableau dashboards that visualise complex data, including:
- Tracking end-to-end revenue vs campaigns.
- Visualising active deals and account overviews.
- Validate data accuracy, handle missing data, and maintain consistent metric definitions.
- Schedule data refreshes and automate repetitive reporting tasks.
- Build and maintain Tableau/Snowflake dashboards.
- Collaborate with Data Ops when data accuracy is questionable.
- Work closely with Commercial, Product, and Engineering teams to align outputs with business needs.
Required Skills & Experience
- Strong expertise in SQL and Tableau.
- (Nice to have) Experience with Snowflake.
- Ability to collect, join, and analyse data from multiple sources.
- Strong skills in data understanding, modelling, and visualisation.
- Experience delivering value by analysing large, complex data sets.
- Proven ability to create actionable insights and business value through dashboards.
- Collaborative, proactive, and able to work directly with stakeholders across functions.
To Apply for this Job Click Here

UX Designer
City of London
£300 - £350
+ Digital Analytics
ContractSurrey
To Apply for this Job Click Here
UX Designer – Wellness Brand
£300 day Outside IR35 6 months Surrey / Central London (occasional on-site)
We’re working with a fast-growing wellness brand on the lookout for a talented UX Designer to join their team on a freelance basis. With an exciting European launch just around the corner, this is a brilliant opportunity to make a real impact on acquisition and retention across their website
What you’ll be doing
-
Conducting user research and usability testing to uncover insights and opportunities.
-
Designing intuitive, engaging experiences that drive acquisition and customer loyalty.
-
Collaborating with product, marketing, and development teams to deliver data-informed solutions.
-
Iterating on designs based on feedback, analytics, and customer behaviour.
-
Considering European markets in your design approach, ensuring accessibility and cultural relevance.
What we’re looking for
-
Strong background in UX design with proven experience in optimising websites for growth and retention.
-
A research-driven mindset – you know how to turn insights into action.
-
Confident working in an iterative, feedback-friendly environment.
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Experience designing for European markets
-
Ability to work independently while collaborating with stakeholders across teams.
The details
-
Contract: 6 months, freelance
-
Day rate: £300/day, Outside IR35
-
Location: Remote with occasional visits to Surrey or Central London
To Apply for this Job Click Here

Senior UX Designer
£350 - £400
+ Digital Analytics
ContractSurrey
To Apply for this Job Click Here
Sr UX Designer – Wellness Brand
£350-400 day | Outside IR35 | 6 months | Surrey / Central London (occasional on-site)
We’re working with a fast-growing wellness brand on the lookout for a talented UX Designer to join their team on a freelance basis. With an exciting European launch just around the corner, this is a brilliant opportunity to make a real impact on acquisition and retention across their website.
What you’ll be doing
-
Conducting user research and usability testing to uncover insights and opportunities.
-
Designing intuitive, engaging experiences that drive acquisition and customer loyalty.
-
Collaborating with product, marketing, and development teams to deliver data-informed solutions.
-
Iterating on designs based on feedback, analytics, and customer behaviour.
-
Considering European markets in your design approach, ensuring accessibility and cultural relevance.
What we’re looking for
-
Strong background in UX design with proven experience in optimising websites for growth and retention.
-
A research-driven mindset – you know how to turn insights into action.
-
Confident working in an iterative, feedback-friendly environment.
-
Experience designing for European markets
-
Ability to work independently while collaborating with stakeholders across teams.
The details
-
Contract: 6 months, freelance
-
Day rate: £300/day, Outside IR35
-
Location: Remote with occasional visits to Surrey or Central London
If you’re a curious, user-focused designer who loves blending research with creative problem-solving, we’d love to hear from you.
To Apply for this Job Click Here

UX Designer
Surrey Heath
£300 - £300
+ Digital Analytics
ContractSurrey Heath, Surrey
To Apply for this Job Click Here
UX Designer – Wellness Brand
£300 day Outside IR35 6 months Surrey / Central London (occasional on-site)
We’re working with a fast-growing wellness brand on the lookout for a talented UX Designer to join their team on a freelance basis. With an exciting European launch just around the corner, this is a brilliant opportunity to make a real impact on acquisition and retention across their website.
What you’ll be doing
-
Conducting user research and usability testing to uncover insights and opportunities.
-
Designing intuitive, engaging experiences that drive acquisition and customer loyalty.
-
Collaborating with product, marketing, and development teams to deliver data-informed solutions.
-
Iterating on designs based on feedback, analytics, and customer behaviour.
-
Considering European markets in your design approach, ensuring accessibility and cultural relevance.
What we’re looking for
-
Strong background in UX design with proven experience in optimising websites for growth and retention.
-
A research-driven mindset – you know how to turn insights into action.
-
Confident working in an iterative, feedback-friendly environment.
-
Experience designing for European markets
-
Ability to work independently while collaborating with stakeholders across teams.
The details
-
Contract: 6 months, freelance
-
Day rate: £300/day, Outside IR35
-
Location: Remote with occasional visits to Surrey or Central London
If you’re a curious, user-focused designer who loves blending research with creative problem-solving, we’d love to hear from you.
To Apply for this Job Click Here

Senior Data Analyst
London
£300 - £400
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
SENIOR DATA ANALYST
£300 – £400 PER DAY OUTSIDE IR35
REMOTE WITH ONE OFF REQUIREMENTS IN THE OFFICE (LONDON)
3-6 MONTHS CONTRACT
THE COMPANY:
A leading UK company is seeking a Senior Data Analyst to join its National Reporting and Insights function.
THE ROLE:
The Senior Data Analyst will be responsible for:
- Analysing service user data and producing regular reporting for external stakeholders.
- Delivering quarterly and monthly analysis for external stakeholders.
- Responding to ad hoc analytical requests from leadership and stakeholders.
- Supporting the development of new reporting processes and dashboards in Power BI.
- Acting as a mentor for colleagues, sharing Power BI expertise and building team capability.
YOUR SKILLS AND EXPERIENCE:
- Strong expertise using Excel and Power BI.
- Proven experience of delivering high-quality reporting and insights to stakeholders.
- Exposure to working with complex, messy datasets.
- Excellent stakeholder management, able to translate needs into actionable outputs.
- Proactive and self-sufficient, able to take initiative and prioritise effectively.
- Comfortable with change management in a transforming data function.
- Familiarity with AI functions of Copilot and Business Objects is desirable.
HOW TO APPLY:
Please register your interest by sending your CV to Mojola Coker via the apply link on this page.
To Apply for this Job Click Here

Senior Data Analyst
London
£300 - £400
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
Senior Data Analyst
Location: Remote (occasional travel to London may be required)
Contract Length: Until end of year, with potential extension to March
IR35 Status: Outside IR35
Start Date: Mid to late October
Additional: DBS check preferred
Overview
You’ll join the national reporting team of a leading charity. The work focuses on analysing and reporting on service user data, with future expansion into more corporate data such as finance.
Key Responsibilities
- Analyse and report on service user data from Government departments
- Produce and enhance monthly reports (partly automated).
- Handle ad hoc data queries from stakeholders.
- Develop new reporting applications and create weekly performance reports (primarily in Excel).
- Support the transition to broader data reporting, e.g. finance data.
- Upskill the team in Power BI and improve reporting capabilities.
- Assess outputs based on requests and deliver actionable insights.
Required Skills & Experience
- Strong experience with Power BI and Excel.
- Familiarity with Business Objects (data environment).
- Industry preference- non-profit or public sector
- Comfortable working with AI-assisted tools (e.g. Copilot).
- Ability to investigate stakeholder requests and translate into actionable outputs.
- Proven track record in delivering accurate outputs, solving problems, and working proactively.
- Exposure to change management would be beneficial.
- Experience across a wide range of industries is a plus.
To Apply for this Job Click Here

Performance Marketing Analyst (SEM & SEO Focus) – Contract
London
£350 - £400
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Performance Marketing Analyst (SEM & SEO Focus) – Contract
SaaS Client
London – Hybrid
£350-£400 per day (outside IR35)
I’m searching for an experienced, independent Performance Marketing Analyst to support digital acquisition efforts across SEM and SEO channels. This is a hands-on role focused on delivering actionable insights, optimising campaigns, and driving results in a fast-paced SaaS environment with a diverse customer base.
You will work closely with our leadership team to accelerate performance and inform strategic decisions. Your immediate role will be critical in managing and analysing campaign data, assessing agency performance, and providing clear, impactful insights.
Role & Responsibilities:
- Independently analyse SEM and SEO performance, including data from platforms like Google Ads, SEMrush, Ahrefs, and Triprofound
- Evaluate the effectiveness of current campaigns versus previous agency results
- Develop deep insights and stories that guide the optimisation of marketing strategies
- Support the use of third-party platforms such as Atlas for campaign management
- Collaborate with internal teams and external agencies to ensure campaign success
- Provide visualisation and reporting that reveal the true performance and opportunities across channels
Skills & Experience:
- Highly experienced data analyst with a strong background in performance marketing
- Deep understanding of SEO and SEM measurement and analytics
- Skilled in managing and optimising relationships with external agencies
- Independent and able to quickly uncover actionable insights
- Comfortable working across multiple channels including Google Ads, influencer marketing, affiliates, and brand campaigns
- Proven ability to translate data into compelling stories and strategic recommendations
- Experience with platforms such as SEMrush, Ahrefs, Triprofound, and Atlas is preferred
Benefits
£350-£400 per day outside IR35, London based, Hybrid
How to Apply
Register your interest by sending your CV to Lloyd Dunstall via the Apply link on this page
SEO / SEM / Performance Marketing / SEMrush / Ahrefs
To Apply for this Job Click Here

Tableau Developer
London
£400 - £400
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
TABLEAU DEVELOPER
£400 PER DAY INSIDE IR35
HYBRID – 2-3 DAYS PER WEEK (LONDON)
3-MONTH CONTRACT
THE COMPANY:
A leading organisation is seeking a highly skilled Front-End Tableau Developer with a strong focus on UI/UX design.
THE ROLE:
As a Tableau Developer, your responsibilities will include:
- Designing and building front-end Tableau dashboards that deliver high-quality insights to senior stakeholders.
- Working closely with the Head of BI to channel requirements from leadership into effective solutions.
- Supporting the team’s wider data and BI strategy as the function scales.
- Working with Geospatial and mapping data.
YOUR SKILLS AND EXPERIENCE:
- A proven track record in designing and building user-centric Tableau dashboards.
- Strong skills in front-end development with a clean, modern, and intuitive visual style.
- Deep understanding of design principles and data visualisation best practices.
- Comfortable working with Geospatial data and mapping.
HOW TO APPLY:
Please register your interest by sending your CV to Mojola Coker via the apply link on this page.
To Apply for this Job Click Here

Performance Marketing Analyst – Contract
City of London
£300 - £400
+ Digital Analytics
ContractCity of London, London
To Apply for this Job Click Here
Performance Marketing Analyst
£300-400 per day (Outside IR35)
Fully remote
2-3 Months
Role & Responsibilities
-
Lead analysis of performance across SEO and SEM channels using tools such as SEMrush, Ahrefs, Triprofound
-
Deliver actionable insights that directly inform marketing strategy and execution
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Conduct comparative analysis between past and current agency performance
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Identify opportunities to improve channel performance and efficiency
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Cut through dashboard noise to uncover root-cause insights and trends
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Work cross-functionally with marketing, analytics, and product teams to align data and priorities
-
Support senior leadership in making fast, data-informed decisions
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Act as the lead marketing analyst on the ground while the permanent team is being built
Skills & Experience
-
Proven expertise in performance marketing analytics, particularly across SEO and SEM
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Strong hands-on experience with tools such as Google Ads, SEMrush, Ahrefs, Triprofound, and third-party platforms like Atlas
-
Comfortable working independently and setting direction with limited supervision
-
Experience managing and evaluating external marketing agencies
-
Skilled at translating data into clear narratives and strategic recommendations
To Apply for this Job Click Here

Data Product Manager
London
£400 - £480
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
DATA PRODUCT MANAGER
£400 – £480 PER DAY
FULLY REMOTE (MUST BE BASED IN THE UK)
6 MONTH CONTRACT
THE COMPANY:
A fast-scaling financial services business is seeking a Data Product Manager to join their growing team and be the interface between the data and product teams.
THE ROLE:
As a Data Product Manager, your responsibilities will include:
- Shaping the data roadmap and improving maturity within the data function.
- Ensuring data is accessible and actionable across the business.
- Acting as the bridge between the data team and wider stakeholders, improving communication and alignment.
- Supporting data teams across ML, BI, and Data Engineering to deliver against business priorities.
- Helping implement best practices, processes, and communication frameworks.
- Driving the commercialisation and scaling of data within a sensitive, regulated financial environment.
YOUR SKILLS AND EXPERIENCE:
- Background in data (3+ years) such as SQL, data engineering, or data analysis, with a transition into product management (2+ years).
- Strong understanding of datasets, reporting, and analytics.
- Experience in fintech, banking, or other regulated industries
- Track record of working with data teams and translating technical work into commercial outcomes.
- Experience taking a data product or function from low maturity to scaled and structured delivery.
- Excellent stakeholder management and communication skills-able to partner across product, data, and leadership teams.
- Comfortable working in fast-scaling, high-growth environments.
HOW TO APPLY:
Please register your interest by sending your CV to Mojola Coker via the apply link on this page.
To Apply for this Job Click Here

Data Product Manager
London
£400 - £480
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
Location: Fully Remote (UK-based role)
Contract Length: Outside IR35 (initial 6 months, with extension potential)
Start Date: Immediate
Overview
We are seeking a Data Product Manager to help a growing financial services firm mature its data function. Accuracy and reliability of data are critical due to the highly sensitive and regulated environment, where default probability risk is high. You will work closely with the Head of Data and Head of Product to shape strategy, improve data accessibility, and raise the capability of a junior team spanning India and Kenya.
This is a hands-on role focused on strategy, communication, and stakeholder alignment, rather than coding – but you will need to understand data engineering principles and be able to guide teams in the right direction.
Key Responsibilities
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Define and deliver the Data Product Roadmap, aligned with business priorities and risk management needs.
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Improve the accuracy, availability, and accessibility of data across systems, dashboards, and reporting.
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Guide a junior international data team (BI, analytics, engineers) to elevate capability and standards.
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Work closely with engineers to ensure SQL optimisation and efficient data processing.
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Partner with the Head of Data and Head of Product to embed a scalable data strategy.
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Act as the bridge between technical teams and business stakeholders, ensuring clarity and transparency.
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Drive adoption of best practices in governance, documentation, and communication.
Required Skills & Experience
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4-5 years in a data analyst/engineering role, plus around 2 years in product management.
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Strong understanding of data pipelines, modelling, and lifecycle trade-offs, even if not coding day-to-day.
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Proven ability to communicate strategy clearly and align junior teams and stakeholders.
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Experience in financial services, fintech, or other regulated industries.
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Skilled at balancing technical detail with business strategy to ensure adoption and delivery.
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Collaborative and influential communicator with strong stakeholder management skills.
To Apply for this Job Click Here

Performance Marketing Analyst
London
£300 - £400
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Performance Marketing Analyst (SEO/SEM Focus) – Contract
Remote £300-£400 per day (Outside IR35) ASAP Start Contract until end of year
I’m working with a leading SaaS client who is looking for a Performance Marketing Analyst to join their team on an interim basis. This role is perfect for someone highly analytical with strong consultative skills, who can turn complex marketing data into actionable insights and recommendations.
The Role
-
Analyse performance dashboards to identify trends and opportunities within SEO/SEM activity.
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Deliver clear, data-driven insights and recommendations to stakeholders.
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Support marketing teams in understanding where and how SEO/SEM performance can be improved.
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Provide structured, accurate reporting with a focus on storytelling and impact.
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Act as a trusted advisor, bringing an analytical lens to performance marketing discussions.
What We’re Looking For
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Strong analytical background, ideally in performance marketing or digital analytics.
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Good understanding of SEO/SEM metrics, but this is not a hands-on optimisation role.
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Excellent communication skills – able to distil data into clear insights for both technical and non-technical stakeholders.
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Confident working with dashboards (Google Analytics, Looker, Tableau, or similar).
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Self-starter, able to hit the ground running in a fast-paced SaaS environment.
Contract Details
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Start: ASAP
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Rate: £300-£400 per day (Outside IR35)
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Location: Fully remote (UK-based)
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Duration: Until end of year