26 to 50 of 165 Regression Testing Jobs in London

managing applications at scale. Good understanding and working knowledge of software development lifecycle tools used for configuration management, CI/CD pipelines, unit testing, regression testing, and performance testing. Preferred qualifications, capabilities, and skills Familiarity with the Standardized data layer practices (Medallion architecture) Exposure to Aurora Postgres ...

reporting systems, and downstream feeds, ensuring data integrity and operational efficiency. Key responsibilities include engaging in large-scale batch processing, robust data validation, thorough regression testing, and preparing for migration readiness within a dynamic financial services environment. You will be instrumental in activities such as data extraction, transformation … background in large-scale batch processing and data validation. Familiarity with ledger migration activities, including data extraction, transformation, reconciliation, and validation. Ability to perform regression testing and support migration readiness. Excellent problem-solving skills and attention to detail. Applicants MUST have existing right-to-work ...

need to design/develop products to add value to the services the team provides. You may need to perform exchange certification, regression testing, configure and deploy applications (some weekend work required occasionally but you'll have days off in lieu). You will be responsible for developing … role is a critical contributor to the ongoing modernization of the Exchange Connectivity platform and the adoption of agentic tooling to accelerate code migration, testing, and operational efficiency. You will be fully involved in all aspects of the project lifecycle from requirements to deployment and subsequent support. Development ...

reporting systems, and various downstream feeds to ensure data integrity and system functionality. Key responsibilities include large-scale batch processing, meticulous data validation, comprehensive regression testing, and preparing for migration activities within a fast-paced financial services environment. You will be instrumental in data extraction, transformation, reconciliation … validation processes. Requirements Proven experience as a Data Engineer or Data Analyst, particularly in ledger migration projects. Strong understanding of data validation, regression testing, and data clean-up methodologies. Experience with large-scale batch processing within a financial services context. Proficiency in data extraction, transformation, and reconciliation techniques. ...

extraction, transformation, and thorough reconciliation to ensure data integrity and accuracy throughout the migration process. Candidates will also be involved in extensive data validation, regression testing, and preparing for migration readiness within a fast-paced financial services setting. Requirements Proven experience as a Data Engineer or Data Analyst … financial services context. Strong understanding of large-scale batch processing methodologies and tools. Demonstrable experience in data validation and reconciliation processes. Familiarity with regression testing principles and execution. Ability to support and contribute to data migration readiness activities. Applicants must possess existing right-to-work ...

ensuring data integrity and smooth transitions within a financial services setting. Key responsibilities include working on large-scale batch processing, meticulous data validation, comprehensive regression testing, and preparing for migration readiness activities. Your expertise will directly contribute to the stability and efficiency of financial data systems. Requirements Proven … particularly in a financial services environment. Strong understanding and experience with large-scale batch processing. Demonstrable skills in data validation and reconciliation. Proficiency in regression testing methodologies. Experience with data extraction, transformation, and loading (ETL) processes. Applicants must have the existing right to work in the UK; this ...

platforms, including robust fault handling and degraded-mode behaviour. Develop rigorous validation and benchmarking capabilities, including representative datasets, ground-truth comparisons, performance metrics and regression testing across diverse vehicles, environments and operating conditions. Provide hands‐on technical leadership and mentorship, working across robotics, calibration, controls, sensors and vehicle … Python for prototyping, analysis, validation and test tooling. Experience designing rigorous localisation validation and benchmarking, including accuracy metrics, uncertainty evaluation, ground-truth comparison, regression testing and failure analysis. Evidence of hands‐on technical leadership, including defining architecture, influencing technical roadmaps, mentoring engineers and collaborating effectively across multiple teams. ...

including Jetpack Compose, Coroutines/Flow, MVVM, Webviews, other Jetpack libraries, and modular app architectures Ability to test code and promote a culture of testing Experience with JVM unit testing, instrumented testing, and UI regression testing Comfortable working with cutting-edge technologies and legacy code ...

Define and execute functional, integration, regression, and end-to-end test strategies Develop and maintain automated test coverage across applications, APIs, and workflows Support UAT, defect management, release testing, and production readiness Test APIs and integrations across internal and external services Validate AI-generated outputs for accuracy, relevance … Clearance required Strong experience in QA, Test Engineering, or Test Automation within production applications Experience with Playwright, Cypress, or Selenium Strong API and integration testing skills using Postman or similar tools Experience with SQL, CI/CD, and defect management tooling such as Jira or Azure DevOps Good technical ...

worth customers, is seeking an experienced QA Manager to lead quality assurance across its technology estate. The role will establish a consistent approach to testing across customer-facing digital products, internal platforms and third-party systems. Working closely with technology, product and business teams, the QA Manager will ensure … ownership of the QA approach with direct involvement in business-critical projects and releases. Key Responsibilities: Own and develop the organisation’s QA and testing strategy, standards and processes Lead functional, integration, regression, user acceptance and non-functional testing Develop test plans, acceptance criteria and quality gates ...

office) | £65,000 - £75,000 + Benefits If you're a QA Engineer who is passionate about automation, AI-driven development, and building scalable testing frameworks from the ground up, this is an opportunity to have a genuine impact. You'll join a growing technology team where quality engineering … seen as a key contributor to product success, with the freedom to shape automation strategy and reduce manual testing across a modern digital platform. The Company This innovative technology business develops a sophisticated platform that helps users gain greater visibility and insight into complex financial information. They operate ...

standard operating procedures relating to People Technology processes. Partner with internal IT teams to understand and manage downstream system impacts. Support user acceptance testing (UAT), regression testing and validation activities for system changes, enhancements and Workday releases. Qualifications, skills and experience A minimum of one year ...

experiments that balance effective risk mitigation with legitimate user activity and conversion. Operating as both a strike team and an incubator, ACE builds automated regression suites to prevent threats from recurring and transfers mature controls to long-term product owners across the company. What … against the impact on legitimate user conversion, carefully balancing security and product velocity. You will manage controls through a structured incubation lifecycle, build automated regression suites to prevent threats from recurring, and partner with product engineering teams to transfer mature, long-term defenses. Responsibilities Rapid control prototyping: Design, prototype ...

play a crucial role in delivering high-quality experiences at major sporting events worldwide. These are the different areas that you can explore: Technical : Testing, improving and stress testing our systems to enhance the performance of our delivery across the tours. Creative : Working closely with TV directors … Tennis Technical Team? The Tennis Technical Team oversees all technical aspects of the department, including the planning and delivery of our technology at events, testing and roll out of new software releases and new products, and advising on hardware specifications. They also directly impact the long term product roadmaps ...

technology company in Greater London is seeking a Testing Specialist responsible for functional and regression testing of complex C++ applications. The ideal candidate will develop a Python testing environment and ensure comprehensive testing coverage. Required skills include 3+ years in testing, proficiency in Python ...

move comfortably between technical detail, data quality management and senior stakeholder engagement. Key Responsibilities Integration Leadership: Lead the Workday integration workstream across design, build, testing, deployment, cutover and hypercare. Design, develop, troubleshoot and support integrations using Workday Studio, EIBs, Core Connectors, Cloud Connect, PECI, Document Transformation and Workday … requirements into secure, scalable integration solutions. Maintain and improve integration standards, technical documentation, error handling, monitoring and operational handover materials. Support impact analysis and regression testing for Workday’s bi‐annual releases and other system changes. Data Migration & Quality: Lead structured data remediation activity across Workday and connected ...

/Test Engineer READ THIS BEFORE YOU APPLY You will be testing Kafka-based streaming data pipelines at genuinely enormous scale, and you will be writing the test strategy for the whole programme from a blank page. There is nothing in place today. If that sounds like … across volumes where sampling and eyeballing stop working and you need a genuine strategy. Build the CI safety net. Design and build the automated regression suite that runs on every release and proves accuracy, stability and response times have not moved. Own the strategy. Write the test strategy ...

across Treasury systems Identify and resolve discrepancies impacting liquidity confidence and risk accuracy Support reconciliation processes and ensure audit‐ready completeness of financial data Testing & Release Support with Treasury Assurance Ensures Treasury readiness and outcome protection for system changes and SaaS releases. Support execution of business testing, UAT, and regression testing Validate operational outputs resulting from system changes Assist in business readiness checks prior to release or cutover Essential 2–5 years’ experience in 1st/2nd Line Treasury systems or financial systems support Understanding of Treasury processes (payments, liquidity, settlements) Experience with incident ...

work on technology that supports some of the UK's most critical services. You'll be hands-on - writing and maintaining automated tests, testing APIs and integrations, investigating defects and helping engineering teams build quality in from the start. You'll be doing things like: Building and maintaining automated … test frameworks and test suites Functional, integration and regression testing API and end-to-end testing Working with CI/CD pipelines and development teams Investigating issues and driving defects through to resolution Improving testing processes, tooling and automation You'll bring: Active/current valid ...

pioneering a new role focused exclusively on quality assurance for GenAI/Agentic systems. As our Senior SDET for AI, you'll develop testing strategies, evaluation frameworks, and quality metrics specifically designed for LLM-powered applications. This role requires a unique blend of QA expertise, understanding of GenAI behaviour … agentic workflows. Develop robust, end-to-end automated test suites in Python across evaluations, API checks, UI checks, and performance tests. Create automated prompt testing systems and regression suites to proactively detect unintended changes in model behaviour. Establish multi-dimensional evaluation criteria to measure and track GenAI quality ...

provide confidence in each release. This role is well suited to someone who combines strong technical engineering capability with a proactive approach to testing, quality assurance and continuous improvement. You’ll contribute across the full delivery lifecycle, from designing effective test strategies through to supporting release assurance in secure … into clear, executable test cases and scripts Develop and maintain automated test suites using tools such as Selenium, Cypress, Playwright or equivalent Embed automated testing within CI/CD pipelines to support DevSecOps delivery Support functional, integration, regression, system and acceptance testing activities Identify, manage and track ...

heavily in automation, AI-assisted development, and modern engineering practices as they continue to scale. The Role You will be responsible for driving automated testing across a web platform and backend services, helping ensure quality, reliability, and performance while reducing manual testing. Key responsibilities include: Building and maintaining automated … test frameworks Creating UI and API test coverage across frontend and backend systems Supporting regression testing for platform enhancements and integrations Ensuring data accuracy and quality across complex systems Leveraging AI tools to accelerate testing, debugging, and test creation Contributing to CI/CD processes and quality ...

heavily in automation, AI-assisted development, and modern engineering practices as they continue to scale. The Role You will be responsible for driving automated testing across a web platform and backend services, helping ensure quality, reliability, and performance while reducing manual testing. Key responsibilities include: Building and maintaining automated … test frameworks Creating UI and API test coverage across frontend and backend systems Supporting regression testing for platform enhancements and integrations Ensuring data accuracy and quality across complex systems Leveraging AI tools to accelerate testing, debugging, and test creation Contributing to CI/CD processes and quality ...

resolving impacts across upstream and downstream systems. Contribute to the overall technical and implementation strategy for the Murex upgrade. Define and support the regression testing strategy , including defect investigation and triage. Lead and support junior team members throughout testing and delivery. Work with SMEs and Business Analysts ...

teams.* Business & IT Bridge: Partner with Supply Chain, Manufacturing, Logistics, and Finance stakeholders to translate business needs into prioritized IT activities.* Requirements, Testing & Deployment: Gather and document functional requirements while managing UAT, regression testing, SOP documentation, and change control.* Compliance & Governance: Ensure all ERP activities adhere ...