51 to 75 of 79 Performance Testing Jobs in the UK

Infrastructure Tester +Permanent opportunity +Hybrid working on site in London 2/3 days a week +£42,000 - £45,000 Skills: +Infrastructure Testing experience +AWS/Azure +API +Manual and automated testing experience We're looking for a hands-on Tester who's as comfortable checking infrastructure … deployments and systems performance as they are validating user journeys in an app. You'll work across a range of environments - from cloud setups and APIs to end-user interfaces - ensuring everything we ship is rock solid, performant, and secure. This isn't a "click-around-and-tick-boxes ...

Core Engineer on behalf of a global telecommunications technology provider. The successful candidate must have strong expertise in IMS technologies, end-to-end testing and troubleshooting, and deep knowledge of 4G/5G core networks. PLEASE NOTE – sponsorship cannot be provided. Candidates must live in the UK with valid … Provide solution expertise and guidance for IMS client and application test strategies and test plans across all network elements and software releases. Execute functional, performance, accessibility, and compatibility test plans . Accurately track and report test progress against defined project timelines and milestones. Validate all supporting test cases, upgrade ...

performing applications used globally. You'll work alongside a talented test team, collaborating with developers and QA leadership on a wide range of software testing initiatives. Key Responsibilities Lead, design and execute automated test solutions to deliver robust, high-quality software Support and mentor fellow testers, ensuring best practice … automation and quality assurance Review requirements and translate them into effective test automation scenarios Plan, create and deliver functional, integration and performance testing to defined metrics Document test results, report defects clearly and contribute to continuous process improvement Set up, configure and deploy test environments Key Skills & Experience ...

frameworks, e.g., Angular, React, HTML5/CSS Databases - Microsoft SQL Server - Schema design and SQL Demonstrable understanding of how to develop quality software through: Testing frameworks and practices, e.g., XUnit, NUnit, Moq, performance testing Use of appropriate principles and patterns along with writing clean and secure code … service should our employees require professional and impartial advice for legal advice and counselling. Robust Learning and Development team and opportunities for career progression. Performance based yearly bonus (grade dependant). One day paid volunteering opportunity each year. Mentorship programmes. Access to Peppy - a digital health platform providing support ...

Your 'customer' is the feature developer, and your 'product' is the test infrastructure they use every day. You are a pragmatic engineer who sees testing as a code problem, not a manual task. You will assess our technical bottlenecks and execute a plan to modernize our foundation. You will … Engineering, delivering the tooling needed to support a highvelocity culture. Key Tasks Be the lead builder of our quality foundation. You are not just testing; you are building the core, compounding assets that will make quality scalable across 50+ engineers. This is about building the "paved road"—the tooling ...

SpecFlow, C#, Playwright, and SQL. Develop robust automated test suites for React-based UI and GraphQL/REST APIs. Conduct thorough manual and exploratory testing to validate business logic, financial calculations, and data workflows. Implement maintainable, scalable test automation aligned with CI/CD pipelines. Monitor test coverage, optimise … Test Engineer Requirements Skills & Qualifications: 5+ years' experience in test automation with frameworks like SpecFlow and Playwright. Strong C#/.NET programming skills Experience testing GraphQL and REST APIs and building automated test suites. Solid SQL skills for data validation and workflow testing. Proficient in manual and exploratory testing ...

SpecFlow, C#, Playwright, and SQL. Develop robust automated test suites for React-based UI and GraphQL/REST APIs. Conduct thorough manual and exploratory testing to validate business logic, financial calculations, and data workflows. Implement maintainable, scalable test automation aligned with CI/CD pipelines. Monitor test coverage, optimise … Test Engineer Requirements Skills & Qualifications: 5+ years' experience in test automation with frameworks like SpecFlow and Playwright. Strong C#/.NET programming skills Experience testing GraphQL and REST APIs and building automated test suites. Solid SQL skills for data validation and workflow testing. Proficient in manual and exploratory testing ...

Change Requests as required. Identify potential process improvements opportunities across the SAP landscape. Liaise with a variety of stakeholders in the specification, development and testing of enhancements/modifications to the SAP solution. Complete knowledge transfer for respective application areas to other members of the ESB team. Work alongside … Notifications and tasks, Hands-on experience with Workflow Configuration desirable. Bulk creation of service orders. Experience in functional specification writing, functional/integration/performance testing/regression testing etc. Reporting and documentation/writing for audit reasons and for smooth transition of projects to support. Stakeholder ...

multiple government departments and local authorities. Role Overview You will be responsible for developing and supporting batch processes within a complex Oracle environment, ensuring performance, reliability, and scalability for business-critical systems. Essential Skills & Experience Strong proficiency in Pro*C, PL/SQL, and shell scripting. Proven experience with … legacy codebases. Working within multi-disciplinary teams to shape requirements. Contributing to solution design and prototyping technical approaches. Ability to deliver robust, high-performance code and conduct performance testing in demanding environments. Desirable Skills Knowledge of Oracle Apps encryption techniques, key management, and DBMS_CRYPTO. Experience ...

Responsibilities • Automate the creation and deployment of Dev, Test, Pre-Prod, and Prod environments • Build and maintain CI/CD pipelines with integrated automated testing • Manage source code, branching strategies, and environment consistency • Implement secure data refresh and anonymisation processes • Monitor applications, servers, and services, and support performance testing • Manage NuGet/npm repositories and IIS/Node.js servers • Identify opportunities to automate and streamline processes • Document environments and provide Azure cloud guidance • Collaborate with Security and Audit teams to ensure compliance Key Requirements • Strong experience with Terraform (IaC) and Azure DevOps (Repos, Boards, Artifacts, YAML ...

principles which are at the core of everything we do. Role Overview: We are seeking a highly experienced Test Manager to lead and oversee testing activities across complex programmes within the enterprise, public, and defence sectors. The ideal candidate will bring a deep understanding of test strategy, planning … test strategies aligned with programme goals and compliance requirements. Lead test planning, execution, and reporting across functional, non-functional, integration, and user acceptance testing phases. Manage test teams (internal and third-party), ensuring alignment with delivery milestones and quality standards. Collaborate with project managers, architects, developers, and business stakeholders ...

Azure Experience with Continuous Integration Linux system administration skills Ability to review and apply different tools and techniques, such as monitoring, logging, and performance testing Benefits: Competitive salary 25 days holiday plus statutory public holidays, with the opportunity to buy and sell up to 5 days Contributory Pension ...

Management: Owning smaller change initiatives and ensuring smooth transition into business-as-usual Continuous Improvement: Identifying process and system improvements to enhance efficiency and performance Testing and UAT: Developing test plans, coordinating user acceptance testing and supporting early life issue resolution CANDIDATE REQUIREMENTS Previous experience in business ...

systems and contributing to shared components used across several teams. Responsibilities: Building and refining product features with a focus on clarity usability and reliable performance Investigating complex issues including concurrency challenges and memory related faults Writing maintainable software across multiple environments and languages Designing and implementing core components that … support broader product functionality Developing libraries and APIs used across different engineering groups Creating and maintaining test plans for unit integration automated and performance testing Working in an Agile environment alongside experienced engineers Requirements for Success: Strong experience with Python and a willingness to learn Rust with solid ...

perfect opportunity for you. The role:You will support and maintain a range of internal and customer-facing applications. This includes diagnosing issues, monitoring performance, testing new features and ensuring platforms run reliably. You will work closely with developers to deploy fixes and updates, document solutions and identify ...

automation. AWS and/or Azure Continuous Integration Linux system administration Ability to review and apply different tools and techniques eg monitoring, logging, performance testing If you think you would be a good fit please apply with your most recent CV Reasonable Adjustments: Respect and equality are core ...

managing, maintaining, and optimizing our organization's database systems to ensure data integrity, security, and performance. Ensuring seamless database operations across various environments. Rigorous performance testing and SQL script approval to maintain our high standards. Keeping database availability and performance within top-tier SLAs. Proactively monitoring … collaborative spirit. Experience: 3-5 years experience administering databases. SQL Server Clustering, Replication and High Availability. Proven track record in SQL Server database performance tuning. Experience in upgrading and migrating legacy systems. Familiarity with NoSQL databases like MongoDB. About us AJ Bell is one of the fastest-growing investment ...

intervals, and error budgets. Develop modular and reusable software tools (primarily in Python or similar languages) for diverse test environments. Analyze and troubleshoot link performance issues. Collaborate closely with digital signal processing, hardware, and software teams to enhance system performance. Requirements Bachelor’s degree in Electrical or Electronic Engineering … Hands-on experience with digital and RF measurement equipment such as analyzers, vector signal generators, power sensors, and network analyzers. Familiarity with baseband link performance measurement tools (e.g., protocol testers, channel emulators, bit error rate testers). Familiarity with link performance testing tools (e.g., link/protocol ...

partnering with scaled UK AI compute pioneers to lead the charge on next-generation infrastructure. To support this endeavour, we’re building a high-performance compute operations team in London. Our work will be sensitive, secure, 24x7 and on the most up-to-date high density compute stacks available. … seek candidates who can be cleared to SC, willing to work shifts, have experience of technical operations work and have either the high performance compute skills or a proven track record in adopting new skillsets. Any offer of employment is subject to satisfactory BPSS and SC security clearance which ...

BPSS), which are managed by the MBDA Personnel Security Team. What we can offer you : Company bonus : Up to £2,500 (based on company performance and will vary year to year) Pension : maximum total (employer and employee) contribution of up to 14% Overtime : opportunity for paid overtime Flexi Leave … parental leave : offers up to 26 weeks for maternity, adoption and shared parental leave. Enhancements are available for paternity leave, neonatal leave and fertility testing and treatments. Facilities : Fantastic site facilities including subsidised meals, free car parking and much more. The opportunity : Your role will be to define ...

BPSS), which are managed by the MBDA Personnel Security Team. What we can offer you : Company bonus : Up to £2,500 (based on company performance and will vary year to year) Pension : maximum total (employer and employee) contribution of up to 14% Overtime : opportunity for paid overtime Flexi Leave … parental leave : offers up to 26 weeks for maternity, adoption and shared parental leave. Enhancements are available for paternity leave, neonatal leave and fertility testing and treatments. Facilities : Fantastic site facilities including subsidised meals, free car parking and much more. The opportunity : Your role will be to define ...

BPSS), which are managed by the MBDA Personnel Security Team. What we can offer you : Company bonus : Up to £2,500 (based on company performance and will vary year to year) Pension : maximum total (employer and employee) contribution of up to 14% Overtime : opportunity for paid overtime Flexi Leave … parental leave : offers up to 26 weeks for maternity, adoption and shared parental leave. Enhancements are available for paternity leave, neonatal leave and fertility testing and treatments. Facilities : Fantastic site facilities including subsidised meals, free car parking and much more. The opportunity : Your role will be to define ...

with three days a week onsite in Greater Manchester * Modern SRE environment with cloud-native tooling (AWS, Kubernetes, Terraform) * High-availability digital platforms and performance-critical workloads ABOUT THE CLIENT We're supporting a well-established UK organisation recognised for operating large-scale, high-availability digital services. With continued … culture with collaboration across product, operations and platform teams THE SITE RELIABILITY ENGINEER ROLE: As a Site Reliability Engineer, you'll ensure the reliability, performance and scalability of critical digital platforms. You'll monitor production systems, refine SLAs/SLOs and error budgets, design scalable solutions, improve architecture through ...

project milestones, ensuring effective handover to service, and resolving complex network issues across multiple vendors and domains. You will work with stakeholders, assist with performance testing, and contribute to automation and continuous improvement. What We're Looking For - Network Design Engineer Strong experience with Cisco and Juniper technologies ...

process bottlenecks and turn them into automated solutions Supporting reporting and dashboards (e.g. Power BI/Excel) to give management real-time visibility of performance Testing, documenting and rolling out new tools and processes Training non-technical users on how to use AI tools safely and effectively Staying ...