13 of 13 Load Testing Jobs in England

Performance Tester

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£420 - £430/day Inside IR35 Hybrid working
scalable, reliable, and meet agreed performance targets across business-critical digital services. You will play a key role in validating system behaviour under load, identifying bottlenecks, and providing clear, actionable insight to delivery teams to drive performance improvements. Key Responsibilities Design, build, and execute performance, load, and stress … performance Contribute to performance test strategies and best practices Support continuous improvement of tooling, approaches, and reporting Essential Skills & Experience Proven experience in performance testing within modern digital environments Strong hands-on experience with tools such as: JMeter Gatling Azure Load Testing or similar cloud-based load ...

QA Automation Engineer (Python / PyTest / Cosmos DB)-Banking Client Exp Required

Hiring Organisation
Vallum Associates
Location
City of London, London, United Kingdom
regulatory compliance across systems that handle large transaction volumes and business-critical data. The ideal candidate will be hands-on in manual and automated testing, with strong experience in Python, PyTest, and exposure to Cosmos DB. The role also requires close collaboration with developers, product owners, and data engineering … data validation across ETL pipelines, databases, and reporting layers Develop, maintain, and enhance test automation scripts using Python and PyTest Support API testing using tools such as Postman and Python libraries Validate system performance and scalability using performance and load testing tools Ensure systems and data meet ...

Senior Web Developer

Hiring Organisation
EC Markets UK
Location
London Area, United Kingdom
Performance & Infrastructure for Launch Ensure website infrastructure can handle significant traffic increases during product launch periods Implement performance monitoring to maintain sub-2-second load times Conduct load testing and stress testing prior to major product launches Monitor website uptime and performance metrics in real-time … heat mapping) to measure campaign performance Manage website forms, landing pages, and conversion optimisation for app installs and sign-ups Support A/B testing of landing pages, CTAs, and product messaging Develop SEO strategy for product-specific content to drive organic traffic Product Launch Campaign Support Develop dedicated ...

Senior QA Software Tester

Hiring Organisation
Profile 29
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
house development meets their high standards across design, development, and user experience. Their ideal candidate will be keen to champion best-practice testing processes and help drive their business forward in areas such as automation, stability, load testing, and other non-functional testing disciplines, ensuring their … role They pride themselves on creating exceptional experiences for their customers. As part of their Digital Product Team, you will be responsible for testing their development output from both a functional and visual perspective. This role places strong emphasis on the overall product experience, as well as the underlying ...

Quality Assurance Automation Engineer

Hiring Organisation
Retelligence
Location
City of London, London, United Kingdom
that the global financial market relies on every single day. The Technical Stack The Backbone: C#/.NET Core for robust automation development. Behavioral Testing: BDD implementation using SpecFlow or Reqnroll . Modern UI & API: Advanced automation utilizing Playwright and Selenium for both interface and deep-layer REST … ensuring automated triggers and data quality checks are seamless and fail-safe. Agile Innovation: Contribute to a culture that prioritizes Clean Code and innovative testing methodologies, including performance and load testing with tools like NeoLoad . Who You Are The FinTech Specialist: You have a commercial background ...

Frontend Developer

Hiring Organisation
The Portfolio Group
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
days a week in the office. Essential: Client-side Javascript/Typescript Modern React Development (Hooks, Context, React Query) Unit & Component testing using React Testing Library Advanced version control using Git. Working with third party REST & GraphQL API's CSS (We use Tailwind) Desirable: Component library design using … Storybook. Experience using Cloudflare workers. Performance optimisation experience (code-splitting, caching, load testing) Well-versed in implementing good practice with regards to accessibility (Keyboard support, screen readers, form usability) Knowledge of various front-end architectural patterns E2E Testing experience (Cypress/Playwright) Experience with Observability ...

Senior Frontend Developer

Hiring Organisation
The Portfolio Group
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
days a week in the office. Essential: Client-side Javascript/Typescript Modern React Development (Hooks, Context, React Query) Unit & Component testing using React Testing Library Advanced version control using Git. Working with third party REST & GraphQL API's CSS (We use Tailwind) Desirable: Component library design using … Storybook. Experience using Cloudflare workers. Performance optimisation experience (code-splitting, caching, load testing) Well-versed in implementing good practice with regards to accessibility (Keyboard support, screen readers, form usability) Knowledge of various front-end architectural patterns E2E Testing experience (Cypress/Playwright) Experience with Observability ...

Engineering Technical Lead

Hiring Organisation
EVOLVE IN RECRUITMENT LTD
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
with clients, demonstrating credibility in technology and overall delivery Proven capability in shaping the end-to-end software delivery lifecycle, driving improvements across development, testing, deployment, and operational phases. Ability to implement infrastructure-as-code, CI/CD, and efficient release management strategies. Enhance system performance using load testing, caching, and optimizing database queries and application logic for better scalability and response times. Expertise in modern engineering standards such as TDD, contract testing, and secure coding, as well as architectural patterns like event-driven architecture and platform migration. Experience providing technical subject matter expertise ...

Software QA Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Brighton, East Sussex, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum
part of an already successful software team who producing excellent software for a market leading company. The role will cover various aspects of the testing life cycle with a specific focus on improving QA processes and introducing test automation. The role will require you to work closely with … Playwright TypeScript, JavaScript Good understanding of REST APIs Experience in creating front end and API automated test projects Experience in performance and/or load testing and related tools Excellent communication skills If you feel you have the skills and experience required for this opportunity, then please contact ...

DevOps Engineer

Hiring Organisation
Logistex
Location
Kettering, North Northamptonshire, Northamptonshire, United Kingdom
Employment Type
Permanent
system administration and networking skills Experience with Docker and containerised deployments Familiarity with PostgreSQL database management and performance tuning Knowledge of backup/DR, load testing, and server hardening Apply now to be part of our growing team ...

Devops Engineer

Hiring Organisation
OCC Computer Personnel
Location
Crewe, Nantwich, Cheshire, United Kingdom
Employment Type
Permanent
systems to scalable and resilient cloud architectures, managing database deployments and ongoing maintenance, and implementing robust monitoring and alerting solutions. Additionally, you’ll conduct load testing and capacity planning, and investigate, troubleshoot, and resolve any platform incidents. What we’re looking for: Experience building and deploying C# .NET ...

Site Reliability Engineer

Hiring Organisation
WeDo Technology Solutions Limited
Location
Greenwich, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum
troubleshooting live environments Tech You’ll Likely Work With • Linux administration• Monitoring tools such as Prometheus, Grafana, CloudWatch, CheckMK, or similar• Performance and load testing frameworks• Python or Go for scripting• CI/CD pipelines and GitOps practices• Capacity planning and performance tuningMost importantly, they value engineers ...

Java Developer – Market Connectivity

Hiring Organisation
Solytics Partners
Location
City of London, London, United Kingdom
event-driven, and asynchronous design patterns to improve throughput and efficiency. Troubleshoot and resolve connectivity, performance, and messaging issues in production. Conduct latency tuning, load testing, and system optimization. Collaborate with SRE/DevOps teams to improve observability, CI/CD, and deployment pipelines. Key Requirements: Strong expertise ...