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.

Firewall Engineer
Manchester
£300 - £400
+ Data Engineering
ContractManchester, Greater Manchester
To Apply for this Job Click Here
Role: Firewall Engineer
Length: 2 months
IR35: Outside IR35
Location: Hybrid – Manchester
This is to support a service provider with an internal project migrating firewalls from Cisco ASA to Firepower.
Key responsibilities:
- Run through the rules and access controls
- Migrate firewalls over or update rules, or access controls to migrate
- Support the Head of Infrastructure to guide them on the necessary changes
Key experience:
- Strong CISCO Firewall knowledge – ASA and Firepower
- Previous experience migrating from ASA to Firepower
- Someone who is independent to be left to deliver the tasks
- CCNA + CCNP a plus
To Apply for this Job Click Here

Programmatic Sales Consultant
London
£350 - £400
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Programmatic Sales Consultant – £350-£400 per day – London – 3-6 Month Contract (Inside IR35)
We are working with a high-profile public art client seeking an experienced Programmatic Sales Consultant to lead strategic initiatives and strengthen partnerships with Demand Side Platforms (DSPs), driving programmatic revenue growth.
Contract Details:
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Rate: £350-£400 per day (Inside IR35)
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Location: London-based office (hybrid options may be available)
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Duration: 3-6 months
Key Responsibilities:
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Lead strategic sales initiatives to identify, onboard, and strengthen DSP partnerships, consistently exceeding revenue targets.
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Build and nurture relationships with senior decision-makers across DSPs, ad exchanges, and media buying platforms to promote the client’s programmatic solutions.
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Drive high-level lead generation through networking, events, and digital sales tools to capitalise on emerging opportunities.
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Negotiate and close large-scale contracts, developing long-term partnerships and increasing DSP engagement.
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Deliver market-informed insights and strategic recommendations based on detailed analysis and client feedback.
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Provide in-depth performance analysis, including sell-through rates and conversion metrics, to inform campaign delivery and revenue optimisation.
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Collaborate across product, sales, operations, and tech teams to ensure solutions align with DSP needs and enhance the client’s offering.
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Stay ahead of industry trends and technological developments to maintain and grow the client’s leadership in the ad tech space.
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Deliver persuasive presentations, demos, and proposals to C-level stakeholders to communicate the value of programmatic offerings.
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Create tailored media kits to support DSP-specific programmatic opportunities.
Ideal Candidate:
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Proven track record in programmatic sales, ideally within a consultancy or contract role.
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Extensive network within DSPs, media buying platforms, and ad exchanges.
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Strong commercial acumen with excellent negotiation and relationship-building skills.
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Proficient in data-driven decision-making and performance analysis.
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Confident communicator with experience presenting to executive-level audiences.
Email Grace McCrudden at harnham for more info!
To Apply for this Job Click Here

Operations Researcher
London
£300 - £350
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
Job Title: Senior Research Executive
Location: Remote (UK-based)
Working Pattern: 4 or 5 days per week
Contract Length: 4 months
Day Rate: £300-£350 per day
About the Role
Our client is ooking for a Senior Research Executive to support the rollout of a new digital product launching in the UK and expanding into new international markets. This is a fast-paced, fixed-deadline project central to UX research and data analytics.
Key Responsibilities
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CSAT Survey Execution (via Qualtrics):
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Program and manage app-intercept surveys in collaboration with the product team
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Support beta testing and rollout across multiple markets
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Coordinate translations and research ops (critical priority)
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Handle end-to-end survey operations including localisation and legal compliance
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Research Coordination:
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Communicate with key stakeholders across markets
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Ensure intercepts and translations are fully functioning
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Support evaluation of external research agencies and feasibility of off-the-shelf solutions
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Must-Have Skills
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Strong hands-on experience with Qualtrics
- Operational Researcher Experience
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Proven research operations capabilities
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Exceptional coordination and stakeholder management
Nice-to-Have
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UX research
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Experience in multi-market digital product launches
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Familiarity with CSAT or survey setup across markets
Team You’ll Work With
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Lead UX Researcher
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Data Analyst
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Head of Digital
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Product Team
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One rep per target market
What Sets an Excellent Candidate Apart
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Has led similar CSAT or intercept-based survey projects
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Comes from a UX-focused research environment rather than traditional market research
To Apply for this Job Click Here

Digital Analytics Consultant – Contract
London
£400 - £450
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Digital Analytics Consultant – Contract
Travel Client
London (hybrid)
£400-£450 per day – Inside IR35
We’re working with a well-known travel brand currently undergoing an exciting period of transformation in their marketing and analytics function. They’re looking for a Digital Analytics Consultant to unlock value from their marketing data.
This role is ideal for someone with a strong marketing analytics background, comfortable working across Adobe Analytics, Salesforce Marketing Cloud Intelligence (formerly Datorama) and Tableau.
You will be supporting the marketing and digital analytics teams with:
- Supporting with deep dives in Adobe Analytics
- Building dashboards in Tableau using Salesforce data
- Surfacing insights from existing data sources
- Using Marketing Cloud Intelligence to activate marketing data
- Exploring multi-touch attribution and supporting early steps in attribution modelling
- Contributing to personalisation initiatives tied to app and campaign performance
Skills & Experience
- Strong experience working with Adobe Analytics
- Experience building dashboards with Tableau
- Experience with Salesforce Marketing Cloud Intelligence (Datorama)
- Familiarity with attribution modelling and marketing performance measurement
- Background in app analytics and personalisation is a plus
Benefits
£400-£450 per day inside IR35, 3-6 month contract, London (hybrid)
How to Apply
Register your interest by sending your CV to Lloyd Dunstall via the Apply link on this page
Digital Analytics / Marketing Analytics / Adobe Analytics / Tableau / Marketing Cloud Intelligence / Datorama / Attribution / Multi-touch Attribution
To Apply for this Job Click Here

Programmatic Sales Consultant
London
£300 - £400
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Programmatic Sales Consultant
£300-£400 Per Day (Inside IR35)
Length- 3-6 Months
Start Date – ASAP
Role and Responsibilities-
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Lead strategic sales initiatives to onboard and grow DSP partnerships, exceeding revenue targets.
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Build relationships with senior decision-makers across DSPs, ad exchanges, and media platforms.
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Drive lead generation via networking, events, and digital tools to seize new opportunities.
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Negotiate and secure high-value contracts, fostering long-term DSP partnerships.
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Deliver market-informed insights and strategic guidance
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Provide stakeholders with detailed performance analysis, including sell-through rates and campaign conversion metrics.
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Collaborate with cross-functional teams to tailor products to DSP needs and enhance client experience.
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Lead enablement sessions aligning sales, ops, and tech teams on programmatic workflows.
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Stay ahead of industry trends and tech developments to refine strategy and maintain market leadership.
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Deliver impactful presentations and demos to senior stakeholders
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Create tailored programmatic media kits based on specific DSP requirements.
To Apply for this Job Click Here

Programmatic Sales Consultant – Contract
London
£350 - £400
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Programmatic Sales Consultant – Contract
Arts & Media Platform
Central London (Hybrid)
£350-£400 per day Inside IR35
An innovative arts and entertainment platform based in the heart of London is looking for a Programmatic Sales Consultant to join on a contract basis. The business is known for its immersive digital installations and large-scale screen displays – offering a unique and engaging canvas for advertisers.
This is a strategic sales-focused role, perfect for a programmatic specialist who has moved into a commercial, client-facing position. With premium digital inventory now available across their network of screens and events, the organisation is seeking someone who can go to market, build a revenue stream, and sell this opportunity to advertisers and agencies.
You’ll be the first commercial programmatic sales hire, tasked with monetising a new programmatic offering and bringing in advertisers who want to align with their cutting-edge experiences.
Skills & Experience
- Proven track record in selling programmatic ad space
- Strong knowledge of DSPs (e.g. The Trade Desk, BroadSign, or similar)
- Commercial mindset – able to build relationships and generate new business
- Understanding of how to monetise unique digital environments (e.g. billboards, screens, events)
- Comfortable attending client meetings and presenting proposals
Benefits
£350-£400 per day inside IR35, 3-6 month contract, Central London (hybrid)
How to Apply
Register your interest by sending your CV to Lloyd Dunstall via the Apply link on this page
Programmatic / Programmatic Sales / Sales / DSP / The Trade Desk / BroadSign / Media / Advertising
To Apply for this Job Click Here

Digital Analyst
London
£150 - £230
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Digital Analyst
Day rate – £150- £230
Location – 4 days per week in London office
Start date- ASAP
Role and Responsibilities:
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Optimise the technical implementation of tracking and account configurations, ensuring accurate data collection across digital platforms.
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Maintain high data quality and consistency across web properties, aligning measurement strategies with Marketplace KPIs and identifying growth opportunities.
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Collaborate on product road maps by translating requirements into effective tagging strategies, managing GTM and data layer integration.
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Troubleshoot tracking issues and data discrepancies in partnership with internal teams and external agencies.
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Conduct regular analytics audits and health checks to validate data accuracy and integrity across systems.
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Design and maintain user-friendly dashboards and interfaces, and contribute to the development of innovative measurement tools.
Requirements:
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Lead the implementation, configuration, and ongoing management of advanced analytics tools, including Adobe Analytics, Tableau, and Looker, to deliver actionable insights across digital platforms.
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Own the setup and maintenance of tracking solutions using Adobe DTM or Launch, ensuring accurate data collection and alignment with business goals.
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Integrate web analytics with CRM systems to create a unified view of user behaviour and support targeted marketing initiatives.
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Apply strong HTML and JavaScript skills to customise tracking solutions, troubleshoot data collection issues, and support web development teams as needed.
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Manage web analytics platforms end-to-end, including data validation, segmentation, and reporting, to support performance analysis and strategic decision-making.
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Design and build advanced dashboards to visualise complex data sets, enabling stakeholders to easily track KPIs and monitor performance trends.
To Apply for this Job Click Here

CX Researcher/Senior Research Exec
London
£300 - £350
+ Advanced Analytics & Marketing Insights
ContractLondon
To Apply for this Job Click Here
Contract Role: Customer Insights Researcher
Join one of the world’s largest and most influential media publishers
Day Rate – 300-350
Ir35 – Outside
Location – Hybrid/Remote
Duration – 4 Months
We’re seeking a Customer Insights Researcher to lead the development and delivery of a global CSAT (Customer Satisfaction) programme for one of the most iconic media brands in the world. This is a high-impact contract role where you’ll shape how millions of readers experience our products across multiple markets.
About the Role
As part of the central Insights function, you will be responsible for building and rolling out a scalable, legally compliant CSAT programme across key international markets. You’ll work cross-functionally with product, legal, and local market teams, and deliver actionable insights to senior stakeholders.
Key Deliverables:
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CSAT Programme Framework: Develop a fully scoped and documented CSAT programme that supports ongoing customer experience measurement.
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Global Survey Rollout: Deploy a live CSAT survey in at least three international markets (excluding the UK).
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Legal-Compliant Panel Workflow: Define and test an opt-in workflow with confirmed legal compliance.
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Actionable Insights: Conduct at least one full cycle of feedback analysis and present recommendations to senior stakeholders.
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Handover Enablement: Create a playbook or guide to support internal teams after the end of your term.
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Ongoing Communication: Provide weekly updates to the Director of Insight and deliver market-specific updates as needed.
✅ You’ll Bring:
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Experience in customer or user research, ideally within media, publishing, or digital products
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Expertise in CSAT, NPS, or CX measurement frameworks
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Familiarity with research compliance, GDPR, and opt-in workflows
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Strong analytical skills and the ability to turn data into clear, actionable insights
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Excellent communication skills and stakeholder engagement experience
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Comfortable working independently in a fast-paced, global environment
To Apply for this Job Click Here

HTML Developer
City of London
£300 - £325
+ Advanced Analytics & Marketing Insights
ContractCity of London, London
To Apply for this Job Click Here
HTML EMAIL DEVELOPER
- £300-£325 Per Day Outside IR35
- 3 Month Contract
- Fully Remote (Must be based in the UK)
We’ve partnered with a leading hospitality client who is seeking a talented HTML Email Developer to join their dynamic CRM & Marketing team.
About The Role
You’ll be responsible for building and coding HTML based email campaigns, typically around three per month. These campaigns will often be localised into 4-7 languages with regional targeting. You’ll receive assets from the content and creative teams and use provided data to build, tag, and track campaigns accurately. Collaboration is key, as you’ll work closely with the Senior CRM Manager and the wider CRM and Marketing team to support ongoing projects.
Requirements
- HTML development experience
- Proven experience with email marketing platforms (Responsys preferred – Salesforce, Adobe also valuable)
- Strong understanding of marketing automation
- Excellent communication skills
To Apply for this Job Click Here

Contract Data Scientist
London
£550 - £600
+ Data Science & AI
ContractLondon
To Apply for this Job Click Here
Key Responsibilities:
- Deliver end-to-end data science solutions in a consultancy environment
- Build and deploy custom forecasting models (e.g., time series, XGBoost, deep learning)
- Implement reinforcement learning techniques for dynamic prediction
- Apply causal inference and graph AI methods to uncover complex relationships
- Develop and containerize models using Docker
- Work within modern CI/CD pipelines to streamline deployment
- Operate in a cloud environment (AWS preferred)
- Contribute to the development of a data-driven web application using JavaScript/TypeScript and Next.js
Required Skills & Experience:
- Strong experience as a Full Stack Data Scientist
- Deep expertise in time series forecasting and machine learning (XGBoost, deep learning, reinforcement learning)
- Practical knowledge of Causal AI and Graph AI methodologies
- Proficiency in Python for data science and model development
- Experience with Docker, CI/CD workflows, and AWS
- Comfortable working with JavaScript, Next.js, and ideally TypeScript
- Ability to thrive in a consulting or agency environment with changing client demands
- Strong ownership of delivery and adaptability to fast-moving projects
Desirable:
- Experience in retail analytics
- Prior work in cross-functional teams building web-based data products
- Exposure to start-up style or agile project settings
To Apply for this Job Click Here

Social Listening Consultant – Contract
London
£250 - £300
+ Digital Analytics
ContractLondon
To Apply for this Job Click Here
Social Listening Consultant – Contract
Insight Agency – Consumer Health Client
£250-£300 per day – Outside IR35
London – can be remote
An award-winning insights agency is looking for a freelance Social Listening Consultant to support a strategic project for a leading consumer health brand in the Chinese market. This role requires fluency in Mandarin and hands-on experience with Brandwatch and Keyword.io to deliver high-impact insights.
Role & Responsibilities:
- Understand the competitive landscape: Analyse consumer perceptions of competing products, uncover unmet needs, and monitor market dynamics
- Deep dive into consumer needs and benefits: Identify what drives consumer interest, engagement, and loyalty within the health space
- Explore usage patterns, daily routines, and purchase drivers through online conversation analysis
- Analyse sentiment and awareness: Measure how the brand and its competitors are discussed and perceived across key platforms
- Work with the wider insights team to develop strategic recommendations based on findings-helping shape brand, product, and communication strategies
Skills & Experience:
- Fluent in Mandarin Chinese (written and spoken) – essential
- Proven experience using Brandwatch and Keyword.io in an agency or brand-side environment
- Experience in social listening, digital research, or consumer insights, ideally in the healthcare or FMCG sectors for the Chinese market
- Able to turn unstructured data into actionable insights and clear narratives
- Detail-oriented and culturally attuned to nuances in Chinese online conversations
Benefits
£250-£300 per day, outside IR35, 4-6 week contract
How to Apply
Register your interest by sending your CV to Lloyd Dunstall via the Apply link on this page
Social Listening / Brandwatch / Keyword.io / Agency / Healthcare / Mandarin / Chinese / China
To Apply for this Job Click Here

Security Engineer
London
£450 - £600
+ Data Engineering
ContractLondon
To Apply for this Job Click Here
Contract | 6 Months | Inside IR35 | Hybrid (2 days a week)
Security Engineer – SOC & Automation (Financial Services)
We’re looking for a Security Engineer to strengthen SOC capabilities at a financial services client. The focus is on SIEM/SOAR tooling, automation, and improving threat detection and response.
Responsibilities:
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Maintain and optimise SOC tools (SIEM, SOAR, EDR).
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Automate detection and response using scripts (Python, PowerShell).
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Integrate threat intel, onboard log sources, and fine-tune alerts.
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Collaborate with SOC teams to enhance detection and incident response workflows.
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Support regulatory compliance (FCA, PRA, DORA) through improved security operations.
Requirements:
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4+ years in cybersecurity, with 2+ in SOC or security engineering.
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Strong experience with SIEM/SOAR (e.g., Splunk, Sentinel).
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Proficient in scripting (Python, PowerShell).
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Knowledge of MITRE ATT&CK and incident response.
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Experience in regulated financial environments.
Nice to Have:
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SOC certifications (e.g., GCIH, GCIA), Splunk Certified User/Admin.
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Familiarity with cloud logging (CloudTrail, Azure Monitor).
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Understanding of NIST 800-61, ISO 27001.