21 of 21 Performance Testing Jobs in the South East

Performance Test Engineering Consultant Join Ten10s Expert Consultancy Team Location: Hybrid (London office + client site travel as required) Employment Type: Fixed Term Contract Start Date: February 2026 The Opportunity Are you an experienced SDET with Performance Test experience looking to take the next step in your career within a dynamic and growing consultancy? At Ten10 , we are … looking for a talented SDETs with Performance Test Engineering experience to join our highly skilled consultancy team. This is an exciting opportunity to work on diverse and challenging client projects, ensuring the delivery of high-performing applications and systems. About Ten10 Ten10 is the UKs leading independent Quality Engineering & Software Testing consultancy. We work with a range of … Our consultants are at the heart of what we do, and we invest in their development to ensure they remain at the forefront of industry trends. Role Responsibilities Deliver performance testing solutions to a range of clients, ensuring systems are scalable, reliable, and performant. Design, implement, and execute performance test strategies , including load, stress, scalability, and endurance More ❯

challenges and mentoring others, this could be your perfect next step. Why Join Ten10? Were proud to be one of the UKs leading independent consultancies for Quality Engineering, Software Testing, RPA, and DevOps . Our mission is simple: help our clients achieve their goals by implementing innovative, high-quality engineering practices. Heres what makes us stand out: Challenging Projects … aspirations. Flexibility: Our hybrid working model gives you the balance you need. The Role As a Principal Technical Consultant , youll bring your extensive knowledge of software engineering, automation, and performance testing to create bespoke solutions for our clients. Youll also take a leadership role, guiding your team to success and leading by example. What Youll Be Doing Design … and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert Insights: Conduct technical QA health checks to assess and improve client approaches to automation or performance More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … or Selenium Write clear, maintainable test scripts Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … or Selenium Write clear, maintainable test scripts Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

for a Lead Software Developer in Test (Lead SDET) to play a pivotal role in that transformation. If you're a seasoned technologist with a deep understanding of software testing and automationand the leadership skills to mentor teams and guide clients through complex challengesthis is your opportunity to lead from the front. ?? Important: All applicants must be eligible for … SC clearance. Why Ten10? Were one of the UKs leading independent consultancies in Quality Engineering, Software Testing, DevOps, and RPAtrusted by major clients across finance, government, and enterprise. What sets us apart is our people, our passion for innovation, and our drive to deliver meaningful results. Heres why youll love being part of our team: Strategic Impact: Youll shape … testing strategies and automation approaches across complex, high-profile client engagements. Career Progression: Grow your leadership skills with tailored development opportunities and support for certifications. Culture of Excellence: Work with talented peers who thrive on solving real-world problems with modern technologies. Work-Life Balance: Enjoy hybrid working and a flexible approach that supports your lifestyle. About the Role More ❯

UAT Test Manager - Contract Location: Reading (Hybrid) Start Date: ASAP Duration: 6 months We're looking for an experienced UAT Test Manager to lead testing for a major ServiceNow replatform project . You'll manage end-to-end testing activities, including SIT, penetration testing, and UAT, ensuring quality and timely delivery. Testing will include validation, integration … system and performance testing of software in a Windows environment. The role must provide support for the planning and execution of test activities, working within the agreed IT processes, in order to ensure robust and high-quality solutions to the end-user community. Key Responsibilities Define and implement test strategy and plans. Manage UAT and oversee all test More ❯

including APIs, microservices, and event-driven architectures. * Governance & Standards - Champion architectural best practices, coding standards, and design governance across multiple projects. * Quality Assurance - Support solution reviews, code assessments, and performance testing to ensure architectural integrity and compliance with non-functional requirements. * Continuous Improvement - Contribute to Triad's architecture community of practice, sharing knowledge, tools, and lessons learned to More ❯

Zscaler, Netskope, Prisma Access, Cloudflare One, etc. Translate security architecture principles (Zero Trust, SASE) into actionable user stories, epics, and sprint plans. Collaborate with engineering teams on PoC setup, performance testing, latency/PoP validation, and policy enforcement. Define and measure KPIs, SLAs, and success metrics (e.g., threat coverage, latency impact, policy adherence). Ensure integration of SSE More ❯

Engineer with strong expertise in designing and optimising large-scale data engineering solutions within the Databricks Data Intelligence Platform. This role is ideal for someone passionate about building high-performance data pipelines and ensuring robust data governance across modern cloud environments.Key Responsibilities Design, build, and maintain scalable data pipelines using Databricks Notebooks, Jobs, and Workflows for both batch and … streaming data. Optimise Spark and Delta Lake performance through efficient cluster configuration, adaptive query execution, and caching strategies. Conduct performance testing and cluster tuning to ensure cost-efficient, high-performing workloads. Implement data quality, lineage tracking, and access control policies aligned with Databricks Unity Catalogue and governance best practices. Develop PySpark applications for ETL, data transformation, and … such as Azure Data Lake Storage, Key Vault, and Azure Functions. What We're Looking For Proven experience with Databricks, PySpark, and Delta Lake. Strong understanding of workflow orchestration, performance optimisation, and data governance. Hands-on experience with Azure cloud services. Ability to work in a fast-paced environment and deliver high-quality solutions. SC Cleared candidates If you More ❯

Basic Personnel Security Standard checks (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: Up to 15 additional days … for flexible working arrangements Enhanced 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 and specify test approaches; identifying any … support the design, integration and validation of test system hardware solutions. Knowledge of test needs and techniques in support of product life cycle development. Experience of Design Proving and performance testing during development. Experience of Environmental and EMC testing during qualification. Strong document writing skills associated with Test Equipment hardware design needs. Experience of managing packages of More ❯

support. The role involves supporting 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, with certifications such as CCNA More ❯

benches (CCS environment) Provide first-line technical support to test ops during execution & anomaly events Participate in test readiness/post-test reviews & non-conformance reviews (NRBs) Support functional & performance testing in environmental campaigns (TVAC, EMC, etc.) Write test reports, close-out documentation and feed into review boards Interface with AIT, design, quality and EGSE teams across the More ❯

plans, and schedules for Oracle Fusion Cloud releases, including the management of Oracle's quarterly updates and P2T refreshes. Oversee all test phases: unit, system, integration, regression, UAT , and performance testing. Manage the creation and maintenance of automated test scripts using tools like Oracle OATS, Selenium, or similar. Coordinate UAT sessions with business users and manage defects through closure … teams for essential patch management and environment maintenance. Conduct release readiness reviews, ensuring compliance with ITIL, SOX , and internal audit requirements. 3. Quality Leadership Establish and monitor KPIs for testing and release quality, driving continuous improvement in test automation and deployment processes. Lead and mentor internal and vendor testing resources, ensuring smooth handoffs and clear communication across a More ❯

an Experimental Data Engineer to join one of the UK's most exciting venture-backed deep-tech start-ups. This fast growing company is redefining the future of high-performance engineered systems and advanced materials, combining world-class engineering with cutting edge data science, proprietary software, and additive manufacturing. Innovation here isn't theoretical - it's hands-on, tested … chance to be part of a team where experimentation, insight, and creativity directly influence real-world technology. As an Experimental Data Engineer, you will design, build, and maintain advanced testing and data acquisition systems. You will configure hardware, integrate sensors, and develop software to collect, process, and visualise complex datasets, turning raw data into actionable insights that drive performance … coding using tools such as Git. Candidates with a PhD or industry experience in Mechanical, Aerospace, Electrical, or related STEM disciplines are highly desirable. Additional experience in embedded electronics, performance testing, or UX design for control and visualisation systems will be a strong advantage. Competitive salary with annual performance-based bonuses * Equity options - share in the company More ❯

pension, BUPA healthcare, investment in training and personal development. Technical Skills: HTML CSS TypeScript React JavaScript object model JavaScript preprocessors eg webpack, Rollup, Babel SCSS/LESS Knowledge of performance testing frameworks Mocha and Jest The company offers a competitive salary, exposure to new technology, career progression and a great working environment with a talented team. Interviews are More ❯

party applications as part of a business transformation programme delivering business benefits in the areas of cost and inventory management. You will be responsible for the specification, implementation and testing of application configuration changes, and for the functional design of application customisations, including integrations with other applications. Support integration, acceptance, regression and performance testing with issue investigation More ❯

party applications as part of a business transformation programme delivering business benefits in the areas of cost and inventory management. You will be responsible for the specification, implementation and testing of application configuration changes, and for the functional design of application customisations, including integrations with other applications. Support integration, acceptance, regression and performance testing with issue investigation More ❯

party applications as part of a business transformation programme delivering business benefits in the areas of cost and inventory management. You will be responsible for the specification, implementation and testing of application configuration changes, and for the functional design of application customisations, including integrations with other applications. You will support integration, acceptance, regression and performance testing with More ❯

party applications as part of a business transformation programme delivering business benefits in the areas of cost and inventory management. You will be responsible for the specification, implementation and testing of application configuration changes, and for the functional design of application customisations, including integrations with other applications. You will support integration, acceptance, regression and performance testing with More ❯

ENGINEER – PERMANENT – CRAWLEY West Sussex My client is developing world-class flight simulators that are shaping the future of aviation training. Within these roles you will be delivering high-performance, real-time systems for the aerospace industry. Responsible for overseeing system integration, verification, and validation of advanced flight simulation systems. This role will also involve direct customer interaction for … system acceptance and ensuring the timely resolution of issues as they arise during development, testing, and deployment. Your primary responsibility will be to ensure that flight simulation systems meet rigorous operational standards and customer requirements. You will play a key role in testing, validating, and delivering systems that simulate real-world aviation environments. • System Integration: Lead the integration … develop solutions to ensure seamless system performance. Maintain and optimize system configurations for improved operational efficiency and system reliability. • Verification & Validation: Define and execute test plans to verify system performance, functionality, and safety. Ensure all simulation systems meet regulatory standards and performance metrics required for certification. Develop and conduct test procedures to validate the accuracy and reliability of More ❯

of hardware and software subsystems into cohesive flight simulation systems. Collaborate with multidisciplinary teams to design and execute integration procedures. Diagnose and resolve integration issues, optimizing system configurations for performance and reliability. Verification & Validation Define and execute test plans to verify functionality, safety, and regulatory compliance. Develop and conduct test procedures to validate the accuracy and reliability of flight … acceptance phases. Conduct system demonstrations and customer-specific tests to secure final approval. Provide expert guidance and support throughout the acceptance process. Issue Resolution Respond to issues identified during testing or customer feedback. Lead troubleshooting, root-cause analysis, and technical support to resolve complex system problems quickly. Qualifications & Experience Bachelors degree in Aerospace, Electrical, or Systems Engineering, or a … related field (Masters a plus). Strong understanding of flight simulation systems and components. Proficiency in system integration, hardware/software interfaces, and performance testing. Experience with simulation tools and platforms (e.g., MATLAB, Simulink, RTOS). Familiarity with standards such as DO-178C and DO-254. Excellent written and verbal communication skills and strong analytical/problem-solving abilities. More ❯