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Contractor 18
Information Technology marketing

18 marketing jobs found

CL
Jun 13, 2026  
BI Reporting Analyst
Insight & Analytics Specialist 3 Months Contract - £200 to £270 a day inside IR35 London Based (3 days in the office) A leading UK Fintech brand is looking for a data-driven Insight & Analytics Specialist to join their Growth & Retention team. You will play a pivotal role in bridging the gap between raw data and commercial strategy, focusing on optimising the customer journey and enhancing long-term user value. The Role Visualisation: Design and scale high-impact dashboards (Tableau/Qlik) to track revenue drivers and customer health. Data Engineering: Leverage SQL and Python to build scalable ETL processes and ensure seamless data integration. Experimentation: Partner with the Growth team to analyse A/B test results and set performance baselines for future scaling. Stakeholder Management: Act as a technical consultant for Sales, Marketing, and Success teams, translating complex data into executive-level insights. Governance: Drive data integrity and best practices...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Jun 11, 2026  
Senior UX Researcher - Publishing Industry - London
Job Title:Senior UX Researcher - Publishing Industry - London Location: London - once or twice a week in the office (candidates must be able to attend the office 5 days per week if needed) Salary/Rate: £690 per day inside IR35 Start Date: 08/06/2026 Job Type: Contract - 3 to 6 months Company Introduction We have an exciting opportunity now available with one of our sector-leading publishing clients! They are currently looking for a skilled Senior UX Researcher to join their team for an initial three-month contract. Candidates must be able to interview next Thursday and available to start on 1st June. Job Responsibilities/Objectives You'll lead our understanding of user behaviours, needs, and motivations, setting the direction for UX Research across a business or product line. You'll bring expertise in a wide range of research and testing methods, and your insights will directly influence strategy and design decisions. Along the way, you?ll also play a supportive role in...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 11, 2026  
Interim IT Senior Buyer
Interim IT Senior Buyer We're looking for an experienced IT procurement professional who will be able to hit the ground running in this busy and varied IT procurement role working for a truly fantastic organisation within a friendly and supportive team. Key Requirements: End to end IT procurement experience Strong stakeholder skills Good negotiation skills Broad IT category experienced preferred e.g. hardware, software, outsourcing etc. etc. as this is a varied role A pro-active approach Based in Southampton - flexible hybrid working available with 2 days from home £350 - £450p.day (umbrella company gross day rate)
IR35 Status:
Unknown Status

CV-Library Southampton, Hampshire Contractor
CL
Jun 11, 2026  
Senior Product Manager
Job title: Senior Product Manager Location: Location (hybrid) Contract Own the end-to-end product management of International Online D2C channel - driving the customer experience, conversion, and revenue growth across European, North American, and APAC markets. Translate international customer needs and commercial objectives into a prioritised roadmap spanning three core investment areas: online experience optimisation (closing the conversion gap with UK), post-purchase and local fulfilment (enabling faster delivery via ZEOS and regional distribution), and platform performance (improving site speed, SEO visibility, and determining the long-term platform strategy). Coordinate across a complex dependency landscape - including Global-E, Salesforce Commerce Cloud, and UK platform teams - while partnering closely with UX, Technology, and International commercial stakeholders to balance speed-to-market with technical sustainability. Act as the voice of the international customer: use...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 10, 2026  
Senior UX Researcher - Technical Products
Job Title:Senior UX Researcher - Technical Products Location: London - once a week in the office Salary/Rate: £690 per day inside IR35 Start Date: 08/06/2026 Job Type: Contract - 3 months initially Company Introduction We have an exciting opportunity now available with one of our sector-leading publishing clients! They are currently looking for a skilled Senior UX Researcher to join their team for an initial three-month contract. Job Responsibilities/Objectives You'll lead our understanding of user behaviours, needs, and motivations, setting the direction for UX Research across a business or product line. You'll bring expertise in a wide range of research and testing methods, and your insights will directly influence strategy and design decisions. Along the way, you'll also play a supportive role in mentoring fellow researchers, helping the team grow stronger together Focuses on customer and user needs by understanding use cases, integrating UX feedback into design,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
May 31, 2026  
Data Engineering Lead
Data Engineering Lead Certain Advantage are hiring for a Data Engineering Lead based in London. This role is on an initial contract till the end of the year and is required to be onsite 3 days a week. The successful candidate will lead the data acquisition function by defining ingestion strategy and building Azure-based data pipelines. You will translate end-user requirements into scalable engineering solutions, act as the domain’s primary Data Manager for data governance, lineage, quality, and master data management, and lead a team of data engineers in delivering reliable, compliant, and high-value data solutions to Trading, Risk, Finance, and Operations. Your responsibilities: Own ingestion strategy and define scalable batch/streaming data patterns Design and deliver Azure-based data pipelines and platform solutions Standardize connectors, schemas, controls, CI/CD, IaC, and automated testing Lead onboarding of enterprise and market data sources with SLAs and...
IR35 Status:
Unknown Status

CV-Library Lambeth, London, UK Contractor
CL
May 28, 2026  
Senior Software Engineer in Test
Senior Software Engineer in Test  Certain Advantage are recruiting on behalf of our globally renowned brand for a Senior Software Engineer in Test. This is a temporary contract inside IR35 initially until March 2027 working a couple of days onsite per month in Manchester for meet ups. We’re seeking Engineers who can offer demonstrable experience in developing and testing bespoke cloud-native applications; programming with Java, Python (or another OO language) utilising quality tools like SonarQube, with proven experience of automated software testing. If you embrace quality-first coding and want to work on real projects alongside experienced engineers with iterative and agile processes, please apply! Key Responsibilities Define and implement testing for cloud systems (platform and APIs) in an agile manner Implement testing frameworks; utilising automation tools where possible. Support the investigate and resolution of issues. Work closely with the SRE team to develop...
IR35 Status:
Inside IR35

CV-Library Manchester, UK Contractor
CL
May 24, 2026  
Network Solution Architect
Network Solution Architect Certain Advantage are recruiting on behalf of our client in London for a Solution Architect offering in-depth knowledge of Automation & Connectivity solutions, specifically the following; Ansible integration for infrastructure networks, including playbook creation and integrations Workflow integration for infrastructure networks pipeline creation for infrastructure network including CI testing (virtual and physical)You’ll be responsible for delivering high‑quality solution designs that are fit for purpose, aligned with enterprise architecture standards, and optimized for total cost of ownership across the solution lifecycle. This is a contract position starting May initially until 31st December. Key Responsibilities Act as the single point of contact for all solution architecture aspects of IT projects. Design and integrate Business Process, Data, Application, Infrastructure, and Information Security aspects into end‑to‑end solutions. Ensure...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 20, 2026  
Software Architect
Software Architect Certain Advantage is hiring for a Software Architect based in the Newcastle area. This role is on a contract basis and is hybrid-based. The Company We’re working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for a Software Architect —someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be working in a small, experienced, and collaborative team, and be responsible for: Translate business goals and high-level requirements into robust software architectures. Design scalable, flexible, and maintainable architectures for complex geospatial systems using the latest modern cloud-based technologies and tools Identify technical risks early and define...
IR35 Status:
Unknown Status

CV-Library Newcastle upon Tyne, UK Contractor
CL
May 09, 2026  
SCC Database Manager
SCC Database Manager 6 Month Contract   Certain Advantage is hiring for a SCC Database Manager based in Chippenham.   The SCC Database Manager role involves overseeing database maintenance and updates within a spacecraft operation or similar mission-critical systems environment.   Your responsibilities: Perform database maintenance and update activities Implement database changes as requested through change management procedures Release new databases on system Maintain database change control documentation Perform routine data and software backup and archiving activities Perform routine system maintenance and housekeeping activities to ensure optimum performance Diagnose and rectify system failures Re-start subsystems to recover from failures Support the Software Manager in system, software and database configuration management activities.  The individual Oracle database administration RHEL Solaris Windows 2012 Windows 2022 Windows 10  Does this sound like your next career...
IR35 Status:
Unknown Status

CV-Library Chippenham, UK Contractor
CL
Apr 11, 2026  
MS Dynamics Developer
MS Dynamics 365 Developer Certain Advantage is hiring for an MS Dynamics 365 Developer based in the Farnborough area. This role is on a contract basis and is hybrid-based. The Company We’re working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for an MS Dynamics 365 Developer—someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be working in a small, experienced, and collaborative team, and be responsible for: Design and develop customisations, plugins, workflows, and integrations within the D365 environment. Customise and extend D365 modules using X++, C#, JavaScript, Power Automate, and Power Apps. Develop and maintain integrations between D365 and other enterprise...
IR35 Status:
Unknown Status

CV-Library Farnborough, UK Contractor
CL
Apr 09, 2026  
Software Engineer
Software Engineer Certain Advantage is hiring for a Software Engineer based in the Guildford or Newcastle area. This role is on a contract basis and is hybrid-based. The Company We’re working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for a Software Engineer —someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be working in a small, experienced, and collaborative team, and be responsible for: High-quality, readable, scalable and easily maintained code, using Java. Contribution to quality assurance by writing unit and automated tests. Design and code reviews Sprint planning, reviews, and daily stand-ups in a true Agile environmentThe Individual We’re looking for...
IR35 Status:
Unknown Status

CV-Library Guildford, UK Contractor
CL
Apr 08, 2026  
Senior Data Engineer
Senior Data Engineer – (Tick data, Time-Series; kdb+ / Q ) 3-6 months initially. London 3 days onsite   Are you a Data Engineer with a background in systematic trading who has worked with granular tick market data? Have you built pipelines to allow tick data to be ingested into a time series tech stack utilising kdb+ and Q? If so keep reading!   Certain Advantage are recruiting on behalf of our London based trading client for a Data Engineer to focus on building a scalable data platform for algorithmic trading.   You’ll Identify and implement solutions for Quants and Traders, providing data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics.   Your Project Work: Identify and implement solutions to provide data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics. Work with business Stakeholders to build new and maintain existing real-time and historical data services and...
IR35 Status:
Unknown Status

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Apr 08, 2026  
Software Engineering Manager
Software Engineering Manager Certain Advantage is hiring for a Software Engineering Manager based in the Farnborough area. This role is on a contract basis and is site-based. The Company We’re working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for a Software Engineering Manager—someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be working in a small, experienced, and collaborative team, and be responsible for: Lead the day-to-day activities of the software team Plan, design, develop, verify, and integrate the software for the high-altitude, long-endurance Zephyr aircraft. Acting as the technical authority for software, ensuring compliance with safety, performance,...
IR35 Status:
Unknown Status

CV-Library Farnborough, UK Contractor
CL
Apr 03, 2026  
Software Engineer (C++)
C++ Engineer Certain Advantage are hiring for a C++ Engineer based in London. This role is on an initial contract till the end of the year and is hybrid. The company We’re working with an organisation that operates globally, helping power homes, transport, and industries with the energy they depend on every day. The role: Implement solutions using the provided exchange SDKs in different languages such as C++, Rust, Python, Typescript Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Implement trading algorithms based on requirements provided by traders and quants Acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation Continuously improve the...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Mar 18, 2026  
IT Programme Manager
IT Programme Manager Certain Advantage is hiring for an IT Programme Manager based in the Warwickshire area. This role is on a contract basis and is site-based. The Company We’re working with a Manufacturing business that blends British craftsmanship with cutting-edge innovation to create luxury vehicles that redefine performance and style. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role. The Role: This role is for an IT Programme manager —someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be leading a small, experienced, and collaborative team, and be responsible for: Delivery of an enterprise IT system that delivers all artefacts required for Regulation 154 Compliance Requirements development (customer, functional & software) Customer Testing Production Deployment & In-Service Support Management of the software development plan with computer programmersThe...
IR35 Status:
Unknown Status

CV-Library Gaydon, Warwick CV35, UK Contractor
CL
May 23, 2026  
FPGA Design Engineer
World Class Defence Organisation is currently looking to recruit 3x FPGA Design Engineer Subcontractors on an initial 12 month contract.   Rate: £90.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bristol depending on your preference Hybrid / Remote working: Hybrid working of 3 days per week onsite Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   FPGA Design Engineer Job Description:    For this role, we are seeking an experienced FPGA design and verification engineer (~4+ years), to support the development of our growing portfolio of complex FPGA projects. The current portfolio ranges from advanced signal processing systems (ImageRadio), core embedded processing systems, through to safety & security critical systems. Responsibilities: The role...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
May 23, 2026  
FPGA Design Engineer
World Class Defence Organisation is currently looking to recruit 3x FPGA Design Engineer Subcontractors on an initial 12 month contract.   Rate: £90.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bristol depending on your preference Hybrid / Remote working: Hybrid working of 3 days per week onsite Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   FPGA Design Engineer Job Description:    For this role, we are seeking an experienced FPGA design and verification engineer (~4+ years), to support the development of our growing portfolio of complex FPGA projects. The current portfolio ranges from advanced signal processing systems (ImageRadio), core embedded processing systems, through to safety & security critical systems. Responsibilities: The role...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
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