1 to 25 of 76 Contract QA Jobs in London

Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£499 - £500/day
Innovate: Design, build, test, and maintain robust Java-based applications, backend services, and RESTful APIs. Collaborate: Work closely with Architects, Business Analysts, Product Owners, QA, and DevOps engineers throughout the software development lifecycle. Write Clean Code: Translate technical requirements into efficient, maintainable code using Spring Boot and microservices architectures. Ensure ...

AI Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
leadership Oversee defect management, quality metrics, and release assurance Ensure compliance with accessibility, security, and performance standards Key Skills & Experience Essential Strong experience delivering quality assurance for AI/ML solutions across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency ...

AI Test Engineer (SC Cleared)

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
leadership Oversee defect management, quality metrics, and release assurance Ensure compliance with accessibility, security, and performance standards Key Skills & Experience Essential Strong experience delivering quality assurance for AI/ML solutions across the full lifecycle Hands-on expertise with Microsoft-based environments (e.g. Azure testing tools, AI platforms) Proficiency ...

Senior Test Automation Engineer - CREST Settlement Systems

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Support continuous improvement of testing practices and automation capabilities. Essential Skills & Experience Extensive experience as a Senior Test Automation Engineer , Quality Engineer , or Senior QA Engineer . Proven experience working within Agile software delivery environments. Strong Financial Services or Capital Markets background. Experience creating and delivering comprehensive Test Strategies ...

Data Engineering Team Leader

Hiring Organisation
TALENT ZONE LTD
Location
Hounslow, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 - £801 per day
Management · Identify delivery risks and blockers early and escalate where necessary · Coordinate cross-team dependencies and resolve conflicts · Maintain RAID logs and mitigation strategies Quality Assurance · Ensure data quality, validation, and reconciliation processes are in place · Support testing strategies (unit, integration, UAT) · Ensure compliance with data standards and controls ...

Senior Full Stack Developer (Java/C#)

Hiring Organisation
CEI England Limited T/A CEI GB
Location
Isleworth, London, United Kingdom
Employment Type
Contract
Contract Rate
£380 per day
enable automated testing and deployments. Troubleshoot, debug, and resolve production issues to ensure high system availability and performance. Collaborate with Product Owners, Architects, QA Engineers, and fellow developers to deliver high-quality software. Required Skills & Experience Strong commercial experience with Java and/or C# (experience in both is highly ...

AI Automation Tester

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £525 per day
appropriate peers. Support testing across cloud, hybrid, and on-premises environments. Add value to test strategies, standards, and best practices to continuously improve quality assurance processes. Proven Experience & Skills for this SC Cleared Automation Test Role: Proven experience in test automation and quality engineering. Strong experience designing and maintaining automated ...

Quality Test Engineer

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350/day £350 p/d Inside IR35
Investigating issues through debugging, tracing and log analysis Working closely with developers and stakeholders in an Agile delivery team Supporting CI/CD and quality assurance processes What we're looking for Current SC Clearance Experience in software testing and test automation Strong understanding of Agile delivery practices Experience with ...

SC Cleared Test Manager (Data Testing)

Hiring Organisation
AMS Contingent
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
teams. What you'll do: Manage the testing workstream across complex transformation programmes and technology implementations. Define and implement test strategies, governance frameworks, and quality assurance processes aligned to client objectives. Oversee end-to-end test planning, execution, defect management, and reporting across multiple testing phases. Coordinate and manage onshore ...

Full Stack Java Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £500 per day + PAYE holiday
Develop enterprise applications using Java and Spring Boot Build and enhance RESTful APIs and microservices Design scalable, high quality software solutions Collaborate with Product, QA and Engineering teams Write clean, well tested, maintainable code Participate in code reviews and Agile ceremonies Troubleshoot and resolve production issues Use AI tools such ...

Software Developer

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
business logic, calculations, and data processing solutions using Python. Collaboration: Work closely with business stakeholders and engineering teams to deliver high-quality data assets. Quality Assurance: Ensure data quality, performance, scalability, and governance standards are met. Documentation: Produce technical documentation, architecture artefacts, and data flow specifications. Performance Improvement: Identify ...

Power Platform Developer / Configuration Engineer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£495 - £500 per day
structured, secure, accessible and aligned with information governance requirements. Work with data teams to support reporting, analytics and data quality requirements. 4. Testing and Quality Assurance Develop and execute unit, system and user acceptance testing for Power Platform solutions. Support test planning, defect triage and release readiness activity. Ensure solutions ...

AI Quality Assurance Lead - SC Cleared

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £650 per day + Inside IR35
AI Test & Evaluation Engineer (Python/Pytest) Contract Rate: Up to £600 - £650/day (Inside IR35) Location: Hybrid (1 day per week in London, Cardiff, or Glasgow) Clearance: Active SC Clearance required Role Overview ...

Financial Risk Technical Analyst

Hiring Organisation
Pontoon
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£850/day
business and technical analysis, defining epic and user stories for effective solution delivery. Estimate, schedule, and manage the delivery of projects alongside developers and QA specialists. Define and execute functional tests to ensure high-quality solutions. Prioritise and groom product backlogs in line with Agile practises. Proactively manage delivery risks ...

Senior Data Quality Engineer (Outside IR35)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525 per day
creating documentation that enables others to support and extend the solution. Essential Skills Proven experience in Data Quality Engineering, Data Testing or Data QA Engineering. Strong hands-on experience with Snowflake, dbt and SQL. Experience testing ETL/ELT pipelines and modern data warehouse solutions. Strong background in financial data ...

Fullstack Engineer - Financial services (Java/React)

Hiring Organisation
LMA Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£575 - £600 per day
technologies while contributing to modern engineering practices, DevOps automation and cloud-based delivery.Working within Agile teams, you'll collaborate closely with Product Owners, Architects, QA Engineers and fellow developers to build secure, resilient and high-performing applications. Key Responsibilities Design, develop and maintain full-stack applications using Java and React ...

Performance Test Engineer

Hiring Organisation
Brio Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 Daily
transformation programme, helping to ensure the performance, scalability and operational readiness of critical cloud-based services. You'll work closely with engineering, DevOps and QA teams to design and execute performance testing strategies, analyse system behaviour under load, and provide recommendations to improve application resilience and user experience. Key Responsibilities ...

Performance Test Engineer

Hiring Organisation
Brio Digital
Location
London, Baker Street, United Kingdom
Employment Type
Contract
Contract Rate
£450/day
transformation programme, helping to ensure the performance, scalability and operational readiness of critical cloud-based services. You'll work closely with engineering, DevOps and QA teams to design and execute performance testing strategies, analyse system behaviour under load, and provide recommendations to improve application resilience and user experience. Key Responsibilities ...

eDV Cleared Automation Test Engineer

Hiring Organisation
IO Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - 675 per day + Outside IR35
role, given the nature of the work/projects.** Essential experience Proven experience as an Automation Test Engineer, Software Development Engineer in Test (SDET), QA Automation Engineer or similar role. Strong hands-on experience developing automated tests using Python 3.13+ . Experience testing containerised applications using Docker . Experience building ...

ServiceNow Developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £350 per day
workflows Deliver solutions that improve operational efficiency and user experience Support innovation using ServiceNow capabilities, including Now Assist features Quality & Standards Collaborate closely with QA teams to ensure robust, high-quality deliverables Follow ServiceNow coding standards, design principles, and community guidelines Ensure solutions are scalable, secure, and aligned with long ...

Data Analyst (SC Cleared)

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£560 - £570 per day
link between Business Analysts and Development/Engineering teams, translating business requirements into technical solutions. Develop and document business logic and rules. Perform quality assurance on HEO Data Analyst code. Review and quality assure Business Analyst logic and business rules. Act as the Single Point of Contact (SPOC) for data ...

Business Analyst

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Product Managers and Product teams Technology Architects Engineering and Delivery teams Tech Delivery Leads/Programme Managers Finance, Tax, and Legal stakeholders Test and Quality Assurance teams Third-party partners, vendors, and system integrators If you receive suspicious outreach claiming to be from us, please contact us via the ManpowerGroup ...

Full Stack Engineer - ML/Gen AI

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£375 - £450 per day
technical architecture, solution design and engineering best practice. Build high-quality, secure and performant software through short delivery iterations. Collaborate with Product, Design, QA and Engineering teams. Participate in code reviews, mentor engineers and continuously improve the platform. What We're Looking For: We're looking for engineers, not just ...

Product Owner - Identity Platform - SC Cleared

Hiring Organisation
SR2
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
moving delivery settings. Excellent facilitation and communication skills, comfortable interacting with both business and technical teams. Experience working in cross-functional agile teams (engineering, QA, DevOps). Ideally certified in Scrum Product Ownership (CSPO/PSPO) or equivalent. ...

Senior Project Manager (Shared Services)

Hiring Organisation
Computappoint
Location
London, United Kingdom
Employment Type
Contract
scope definition, business case development and budget creation. Managing cloud, infrastructure, ERP, enterprise platform and data-focused initiatives. Working closely with Architecture, Information Security, QA, operational teams, suppliers and business stakeholders. Driving delivery across Agile, Waterfall and hybrid project environments. Maintaining project plans, RAID logs, governance, budget tracking and executive ...