26 to 50 of 60 Permanent Performance Testing Jobs

Software Developer in Test - C3

Hiring Organisation
Scale Factory
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
innovate and grow. As a Software Developer in Test , youll: Work with our clients to design, build, and implement cutting-edge automation frameworks and testing solutions. Input in QA strategies, influencing testing best practices. Play a client-facing role, ensuring our solutions align with their business needs. What … Experience in Agile environments (e.g., SCRUM, Kanban) A technical development background with coding skills in Java, C#, TypeScript, JavaScript, or similar Expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured Knowledge of integration testing and automation frameworks Hands-on experience with ...

Senior Test Automation Engineer

Hiring Organisation
NHS Blood and Transplant
Location
England, BS34 7QH, Bristol, London, SW17 0RB, Birmingham, S75 3FG, NW9 5BG, Manchester, M13 9LL, Barnsley, Liverpool, L24 8RB, United Kingdom
Salary
£4938.00 to £56515.00
will help deliver and enhance critical clinical systems that support lifesaving services across the UK. This is an exciting opportunity for an experienced testing professional to lead the development of automation capabilities, drive quality improvements, and ensure that digital solutions are robust, reliable, and fit for purpose … environment. Working within the Clinical Services Product Centre, you will collaborate with technical specialists, delivery teams, and stakeholders to champion best practice in software testing and continuous improvement. This role offers the chance to combine strategic influence, technical expertise, and people leadership, helping to build a modern testing ...

Automation Test Engineer

Hiring Organisation
Technify Talent Limited
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
Join a team developing advanced technology that supports complex, real-world applications. We're looking for an Automation Test Engineer to help validate the performance, reliability, and quality of cutting-edge software and integrated hardware systems. Working as part of a collaborative engineering team, you'll execute structured test … activities, identify and report defects, and contribute to the continuous improvement of testing processes and automation. This is an excellent opportunity for someone with a passion for technology who is looking to develop their career in software and systems testing. Key Responsibilities Execute functional, integration, regression, and performance ...

VP/AVP - C++ Algo Trading Engineer/ Strategist - Cash Equities

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £150,000 per annum
direct impact on the business. What you'll do: * Develop and optimise trading algorithms for Cash Equities execution* Build and enhance low-latency, high-performance trading systems* Work closely with developers, quants and business stakeholders* Analyse trading system issues and identify opportunities for algorithmic improvement* Contribute to core trading … framework development, testing, scalability and reliability What you'll bring: * Strong C++ engineering experience* Experience in electronic trading, algo execution, market data or order execution systems* Strong understanding of low-latency/high-throughput systems* TCP/IP, UDP or multicast networking experience* Smart Order Routing, Best Execution ...

Dev Ops Engineer

Hiring Organisation
Peregrine
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£1/annum
deployments Ensure all solutions meet organisational governance, security and compliance standards CI/CD and Automation Configure, manage and maintain GitLab CI pipelines Automate testing, build and deployment of infrastructure, applications and services Promote best practice DevOps ways of working across environments Testing and Quality Implement unit, integration … performance testing for all components Ensure solutions are reliable, reproducible and stable across releases Support continuous improvement of testing practices Monitoring and Incident Response Implement observability and monitoring tooling Track system performance and detect anomalies Support incident response, troubleshooting and root cause analysis in live environments ...

Contract - Senior Software Developer in Test - Security Cleared

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
into reliable reality. Essential Skills & Experience Active Security Clearance Solid technical development background with strong coding skills in Java & JavaScript Proven expertise in automation testing, with hands‐on experience using tools Playwright & Selenium Strong knowledge of integration testing and automation frameworks Experience leading small teams of testers … contributing to the overall QA strategy Knowledge of performance testing tools like JMeter , Gatling , K6 or Neoload Hands‐on experience with CI/CD pipelines and tools (e.g., Jenkins, CircleCI, GitLab CI, Azure DevOps) Excellent communication and stakeholder management skills Let’s Build the Future Together ...

Firmware Engineer

Hiring Organisation
Platform Recruitment
Location
Milton, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £60000/annum
walks of life. Responsibilities as a Firmware Engineer: Develop driver firmware for proprietary silicon Work throughout the whole SDLC, including bring-up, regression testing and performance testing Validate new silicon chips Experience required: Strong background in real-time embedded firmware 5+ years of experience with C/ ...

Data Science Lead (AML Risk)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
product managers and engineering leads to understand staffing requirements Hiring specialists Mentoring more junior members of the team on technical and non-technical skillsets Performance Testing and Optimisation Evaluating our AML systems against internal and external benchmarks Developing decisioning layers to find optimal trade-offs between precision … maintaining scheduled processes for data gathering and model retraining using automated pipelines Maintaining production-grade Python services A bit about you: Experience implementing, training, testing and evaluating performance of Machine Learning systems; Strong Python knowledge. A big plus for proven familiarity and experience with OOP principles; Experience with ...

Software Test Engineer

Hiring Organisation
LDRA Limited - a TASKING Company
Location
Birkenhead, Merseyside, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 per annum
commercial embedded software environment. Who are we? TASKING is a leading provider of embedded software development tools headquartered in Munich, Germany. Our high-performance, safety- and security-oriented toolchains are trusted by automotive manufacturers, suppliers, and adjacent industries worldwide to realise high-performance applications in safety-critical areas. … TASKING continues to expand its portfolio through acquisitions that broaden its offerings to include advanced debugger, trace, analysis, and testing tools. Our customers are served from sales offices in the EU, US, China, Japan, Korea, and India. Product development facilities are located in Munich (DE), Amersfoort (NL), Birkenhead ...

Security-Cleared Senior SDET - Java/JS Automation

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
contract role. You will develop and automate tests across Java and JavaScript ecosystems, and contribute to QA strategy while leading a small testing team. This role emphasizes hands-on automation using Playwright and Selenium, building robust CI/CD pipelines and performance testing workflows, with clear collaboration ...

Hardware and Network Engineer

Hiring Organisation
Jobleads-UK
Location
Reading, England, United Kingdom
management tools preferred. Test Lead Job Code TL01 Key responsibilities: Develop Test Plans based on business use cases. Certify products as production‐ready. Create performance testing scripts. Analyze performance test logs and report bottlenecks. Experience required: 5–7 years in testing. All recruits must be able ...

Senior Test Engineer (eDV)

Hiring Organisation
17918
Location
United Kingdom
administration Experience of deploying and configuring complex software under Linux/Windows Ability to review and apply different tools and techniques e.g. monitoring, logging, performance testing We appreciate you may not be an expert in every area above - we can support with training and development in some areas ...

Senior Test Engineer (eDV)

Hiring Organisation
Frontier Resourcing Ltd
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
administration Experience of deploying and configuring complex software under Linux/Windows Ability to review and apply different tools and techniques e.g. monitoring, logging, performance testing We appreciate you may not be an expert in every area above - we can support with training and development in some areas ...

Senior Java Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
controls that distinguish critical trade‐level errors from non‐critical attribute‐level gaps, with clear logging, traceability and error propagation. Contribute to automated regression testing and comparison frameworks for new output versus legacy baselines. Support UAT, production release preparation, issue triage, performance testing, monitoring, runbooks … based processing patterns. Ability to work with JSON data in Java, including large and complex payloads, evolving schemas, optional fields, malformed data scenarios, and performance optimization considerations. Good understanding of SQL and Oracle databases, with the ability to analyse, review, and support the migration of logic from PL/ ...

DevOps Engineer (AWS Platform and Software Engineer)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
retaining importantly strong ethical standards. Best practice: Experience in implementing best practices such as Behaviour Driven Development (BDD), Test Driven Development (TDD) and continuous performance testing using open‐source toolsets. Harden deployments for security and high availability by implementing best practice design principles. Experience in containerisation and orchestration … Experience in Keycloak or other identity systems VPN/Secure network access tools (e.g. AppGate or similar) Database management experience (Postgres, MongoDB, performance tuning) Experience in designing and implementing disaster recovery and real‐time business continuity solutions for cloud‐based applications and services. You will thrive in the role ...

Software QA Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Aberdeen, Aberdeenshire, Scotland, United Kingdom
Employment Type
Permanent
Salary
£60,000
visualisation applications, whilst the Subsurface team works on embedded firmware and real-time software running inside the tools themselves. Whilst the role encompasses manual testing, the primary focus will be on test automation, designing, building and maintaining robust automated frameworks that improve coverage, repeatability and release confidence across both … teams. Key Responsibilities Design, develop and maintain automated test frameworks across Surface and Subsurface codebases Execute manual and exploratory testing for complex or novel functionality Collaborate with engineers to identify testability considerations early in the development cycle Integrate automated tests into CI/CD pipelines and contribute to continuous ...

Lead Systems Engineer - ISR & Sensors

Hiring Organisation
SRT Marine Systems PLC
Location
City, Birmingham, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 - 80,000 Annual
sensor and RF system integrations Ensure compliance with IALA, SOLAS, IMO and other relevant maritime regulatory standards Ensure high-level system architectures through RF performance modelling, carefully designed platform layouts, and integration strategies Lead and approve detailed design packages, ensuring accuracy, consistency, and engineering best practice Hold technical sign … sensor and RF system integrations within MDA projects Ensure all solutions comply with contractual deliverables and long-term supportability requirements Sensor Systems Expertise & Performance Lead the integration ISR sensors across fixed sites, towers, vessels, UAVs, and aircraft Oversee mechanical, electrical, RF, and environmental design elements of multi-sensor installations ...

Lead Systems Engineer - ISR & Sensors

Hiring Organisation
SRT Marine Systems PLC
Location
Bristol, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 - 80,000 Annual
sensor and RF system integrations Ensure compliance with IALA, SOLAS, IMO and other relevant maritime regulatory standards Ensure high-level system architectures through RF performance modelling, carefully designed platform layouts, and integration strategies Lead and approve detailed design packages, ensuring accuracy, consistency, and engineering best practice Hold technical sign … sensor and RF system integrations within MDA projects Ensure all solutions comply with contractual deliverables and long-term supportability requirements Sensor Systems Expertise & Performance Lead the integration ISR sensors across fixed sites, towers, vessels, UAVs, and aircraft Oversee mechanical, electrical, RF, and environmental design elements of multi-sensor installations ...

Senior API Quality Engineer, Middleware (AI-Driven)

Hiring Organisation
Jobleads-UK
Location
East Midlands, England, United Kingdom
Senior Quality Engineer in the UK to enhance the reliability of middleware APIs. You will design and execute comprehensive test strategies, including integration and performance testing, using AI-assisted tools like GitHub Copilot. This role is pivotal in ensuring the quality of digital commerce solutions integrated with external … partners. The ideal candidate will possess strong backend testing experience and familiarity with serverless AWS architectures. #J-18808-Ljbffr ...

Quantitative Finance Analyst

Hiring Organisation
Jobleads-UK
Location
Bromley, England, United Kingdom
model development infrastructure (test harnesses, utilities, visualization tools). Partner with Capital, Risk, Technology, Model Risk Management and Market Risk Management on model enhancement, performance testing and documentation to satisfy internal and external requirements. Prepare evidence and documentation for internal and external exams. Identify common themes across global … initiatives. Communicate results to all model stakeholders, senior management and regulators. Confirm remediation of model issues before deployment and drive incremental improvement to model performance assessment tools. Qualifications Master’s degree or PhD (preferably in Mathematics, Statistics, Physics or related field). Experience in quantitative modelling for a global ...

BXTI - Liquid Credit, Full Stack Software Engineer, Associate

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
Excellent problem‐solving, communication, and teamwork skills. Self‐starter with entrepreneurial attitude, willingness to mentor, and thrive in fast‐paced environments. Experience with automation testing and performance testing. Fixed‐income front‐office trading systems experience preferred. Bachelor’s degree in Computer Science, Engineering, or related field. Equal Opportunity ...

Site Reliability Engineer

Hiring Organisation
Connells Limited
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
role in ensuring it is reliable, scalable, and observable.You will help establish and mature SRE practices, focusing on:Monitoring and observabilityIncident responsePost-incident reviewReliability testing and capacity planningToil reductionEnabling development velocityWe offer a hybrid working arrangement with one day per week in our Milton Keynes office.Key Responsibilities:Support teams … error budgetsBuild dashboards, alerts, and runbooks to improve visibilityAutomate repetitive tasks to reduce operational toilCollaborate with cross-functional teams to enhance reliability and observabilitySupport performance testing and capacity planningProactively identify and prioritise reliability improvementsExperience & Skills Required:Hands-on experience with Azure Monitoring (Application Insights, Alerts, Action Groups)Strong ...

Site Reliability Engineer

Hiring Organisation
Connells Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
reliable, scalable, and observable. You will help establish and mature SRE practices, focusing on: Monitoring and observability Incident response Post-incident review Reliability testing and capacity planning Toil reduction Enabling development velocity We offer a hybrid working arrangement with one day per week in our Milton Keynes office. … alerts, and runbooks to improve visibility Automate repetitive tasks to reduce operational toil Collaborate with cross-functional teams to enhance reliability and observability Support performance testing and capacity planning Proactively identify and prioritise reliability improvements Experience & Skills Required: Hands-on experience with Azure Monitoring (Application Insights, Alerts, Action ...

Salesforce Developer

Hiring Organisation
The Hyde Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£54,800 - £66,000 per annum
environment that champions employee wellbeing, continuous learning, and long-term development. As a Salesforce Developer at Hyde, you will be responsible for developing, integrating, testing and maintaining new and existing features across Hyde’s Salesforce and Contact Centre platform. You will work closely with business representatives, IT colleagues … Contact Centre platform. Collaborate with cross-functional teams to shape technical design, requirements, limitations and implementation plans. Carry out unit, integration and performance testing, investigating and resolving issues identified during testing. Support day-to-day Salesforce operations, including user access, security, custom objects, fields, workflows, validation rules, page ...

Security Systems Engineer

Hiring Organisation
NTT Global Data Centers EMEA UK ltd
Location
Dagenham, Essex, South East, United Kingdom
Employment Type
Permanent
sustaining and new installations Owns and manages all aspects of the security equipment at the facilities to ensure appropriate and efficient functionality by regular testing and monitoring and rolling preventative maintenance of systems to maximize uptimes and minimize customer impacts Maintains comprehensive documentation for pre- and post- installation … security equipment Reviews and updates security systems layout as modifications occur Consults on enhancements and upgrades of systems supporting business needs by benchmarking systems performance and applying Best Known Methods (BKM) approach Participates in NTT Security task forces, suggests system changes and improvements, and manages inventory of all equipment ...