1 to 25 of 27 Performance Testing Jobs in London

Lead Performance Tester

Hiring Organisation
Scrumconnect Consulting
Location
City of London, London, United Kingdom
Lead Performance Test Engineer Location: UK (Remote/Hybrid) Clearance: BPSS required, SC strongly preferred Location : London, birmingham, newcastle, work from home Contract/Permanent: Open Salary - 60k -75k pa About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions … commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter. Role Overview We are seeking a Lead Performance Tester/Performance Engineering Lead to provide end-to-end ownership of performance testing and performance assurance across complex digital ...

Senior Performance Tester

Hiring Organisation
Scrumconnect Consulting
Location
London Area, United Kingdom
Senior Performance Test Engineer Location: UK (Remote/Hybrid) Clearance: BPSS required, SC eligible or preferred Salary - 48k-55k pa Role Overview We are looking for a Senior Performance Tester to deliver hands-on load and performance testing across large-scale digital services and backend applications … with experience of working with cloud-based distributed services . This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and scalability are critical to service success. Key Responsibilities Design and execute load, stress, volume, soak, and scalability tests Analyse performance results ...

Performance Test Engineer (JMeter) - 90% Remote Working - 6-month FTC

Hiring Organisation
Saffron QA
Location
East London, London, United Kingdom
Title: Performance Test Engineer (6 month FTC) Sector: Test consultancy specialising in financial services Essential Skills: Performance testing using JMeter Location: Primarily remote with c1 day per month in the consultancy office in Berkshire & client visits when requested Salary: £50,000/annum + benefits Start Date … require someone to start ASAP Saffron QA is the recruitment partner to a successful and expanding software testing consultancy. The organisation has a reputation for providing high calibre software testing services within the financial services sector. We are in the market for a Performance Test Engineer with ...

Performance Test Engineer (JMeter) - 90% Remote Working - 6-month FTC

Hiring Organisation
Saffron QA
Location
Central London / West End, London, United Kingdom
Title: Performance Test Engineer (6 month FTC) Sector: Test consultancy specialising in financial services Essential Skills: Performance testing using JMeter Location: Primarily remote with c1 day per month in the consultancy office in Berkshire & client visits when requested Salary: £50,000/annum + benefits Start Date … require someone to start ASAP Saffron QA is the recruitment partner to a successful and expanding software testing consultancy. The organisation has a reputation for providing high calibre software testing services within the financial services sector. We are in the market for a Performance Test Engineer with ...

Senior Test Manager - Clearing, OTC, ETD, Derivatives

Hiring Organisation
Harvey Nash
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £750 per day
week onsite, Inside IR35** Key Responsibilities Test Strategy Development Test Planning and Coordination Test Execution and Management Defect Management Automation Framework and Tool Selection Performance Testing Communicate effectively with project stakeholders, including business analysts, developers, quality assurance managers, and end-users. Risk Management Knowledge Transfer and Documentation Continuous … Qualifications Proven experience as a Test Lead or similar role in a large-scale software implementation project. Strong understanding of software development and testing methodologies (e.g., Agile, Waterfall). Expertise in various testing types, including functional testing, integration testing, regression testing, system testing ...

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
Performance Tester +6 months + +Remote working +Inside IR35 +£420 - £430 a day We are seeking an experienced Performance Tester to help ensure our systems are 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 tests across complex systems Analyse test results and produce clear reports highlighting risks, constraints, and improvement actions Work closely with ...

Software Development Engineer in Test (SDET)

Hiring Organisation
ARC IT Recruitment Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
working on a high traffic, large-scale E-commerce platform. You'll play a key role in building and evolving a scalable, fully automated testing framework, helping ensure fast, safe and high-quality software delivery. Working closely with engineers, product and stakeholders, you'll drive quality across web applications … APIs while tackling interesting technical challenges. Key responsibilities include: Designing and maintaining test automation frameworks (JavaScript/TypeScript) Automated and manual testing of web applications and APIs Test planning, estimation, execution and defect management Integrating automated tests into CI/CD pipelines Collaborating across teams to improve quality ...

Software Development Engineer in Test (SDET)

Hiring Organisation
Arc IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
working on a high traffic, large-scale e-commerce platform. You’ll play a key role in building and evolving a scalable, fully automated testing framework, helping ensure fast, safe and high-quality software delivery. Working closely with engineers, product and stakeholders, you’ll drive quality across web applications … APIs while tackling interesting technical challenges. Key responsibilities include: Designing and maintaining test automation frameworks (JavaScript/TypeScript) Automated and manual testing of web applications and APIs Test planning, estimation, execution and defect management Integrating automated tests into CI/CD pipelines Collaborating across teams to improve quality ...

QA Engineer Java Or Kotlin

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
hire a QA Automation Engineer to join one of their cross-functional product squads. This is a hands-on role focused on expanding automated testing across a modern microservices platform, helping ensure a high-quality experience for users managing their finances. What you'll do: Build and maintain automated … test suites across backend and UI services Reduce reliance on manual testing within a microservices architecture Work closely with Product Managers and engineers to improve testability Use AI-powered tools to accelerate test creation and data generation Execute regression, smoke, and functional testing Contribute to test documentation ...

Software Developer in Test

Hiring Organisation
TEN10 SOLUTIONS LIMITED
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
were looking for a passionate Software Developer in Test to join our growing team. If youre a skilled developer with a love for testing and problem-solving, this is your chance to make a real impact. Important: All applicants must be eligible for SC clearance . Not sure … vetting-clearance-levels/national... Why Ten10? At Ten10, were proud to be one of the UKs leading independent consultancies for Quality Engineering, Software Testing, RPA, and DevOps . We bring together exceptional talent to deliver innovative solutions that help our clients release software faster and with confidence. Heres ...

Senior Software Developer in Test - Senior Consultant

Hiring Organisation
TEN10 SOLUTIONS LIMITED
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
were looking for a passionate Senior Software Developer in Test to join our growing team. If youre a skilled developer with a love for testing and problem-solving, this is your chance to make a real impact. Important: All applicants must be eligible for SC clearance . Not sure … qualify? Check here. Why Ten10? At Ten10, were proud to be one of the UKs leading independent consultancies for Quality Engineering, Software Testing, RPA, and DevOps . We bring together exceptional talent to deliver innovative solutions that help our clients release software faster and with confidence. Heres why youll ...

Lead Software Developer In Test - Lead Consultant

Hiring Organisation
TEN10 SOLUTIONS LIMITED
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
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 automation and the leadership skills to mentor teams and guide clients through complex challenges, this is your opportunity to lead from the front. Important … clearance-levels/national-security-vetting-clearance-levels#security-check-sc Why Ten10? Were one of the UKs leading independent consultancies in Quality Engineering, Software Testing, DevOps, and RPA trusted by major clients across finance, government, and enterprise. What sets us apart is our people, our passion for innovation ...

Performance Marketing Manager

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Your new company Our client is a high-growth Tech/Media business looking for a new Performance Marketing Manager to lead and scale paid media and performance activity across digital channels. This role would suit a commercially minded marketing professional with a strong track record of driving … exclusively within the media, film/TV, music, or technology sectors. Applications without relevant sector experience will not be considered. Your new role As Performance Marketing Manager, you will be responsible for owning and optimising paid performance channels, delivering measurable impact across acquisition, conversion, and revenue growth.Key responsibilities ...

Performance Test Engineer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£430 - £434/day
Performance Test Engineer Duration: 12 Months Location- Remote, potential occasional travel to London UMBRELLA Only Clearance- BPSS Essential Skills & Experience Java JMeter Shell scripting JIRA Confluence Python We are looking for candidates that are always looking for creative and innovative ways to automate and improve manual processes using … accelerate both repetitive tasks and complex analysis jobs. Candidates should be familiar with Java and/or Python and have some knowledge of performance testing and reporting, including basic performance diagnosis and root cause analysis. Familiarity with running Ansible playbooks is desirable along with at minimum ...

Infrastructure Tester

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£42000 - £50000/annum
Infrastructure Tester +Permanent opportunity +Hybrid working on site in London 2/3 days a week +£42,000 - £50,000 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 ...

Senior QA Lead 6-12 months £500 - £550 Inside IR35 Fully Remote

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
sole QA on the project, you’ll define the test approach, build automation from the ground up, and ensure the integrity, safety, accessibility and performance of a platform that will transform how national healthcare guidance is delivered.This role is fully remote, pays between £500 - £550 per day Inside IR35 … sole QA on complex digital products Ability to define end-to-end test strategy across discovery, build and iterate phases Hands-on testing of AWS cloud-native systems ( Lambda , API Gateway , S3 , CI/CD ) Strong automation skills with Playwright , Cypress or TypeScript/Python frameworks Experience testing ...

QA Test Manager

Hiring Organisation
Lorien
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£600 - £650 per day
doing Establishing and improving QA governance, standards and best practices Leading and influencing multiple QA teams across geographies Driving test automation, integration, E2E and performance testing Improving efficiency and scalability through strong engineering-led QA Supporting and reviewing code where required Owning and improving CI/CD-integrated … Extensive experience managing QA teams (both automation and manual) on and offshore though partners Experience with branching strategies and deployment pipelines Experience with AI testing tools and have a passion for emerging TestTech Experience with release management, focusing on incremental. Proven track record in creating and executing effective ...

Monitoring Tools Support Specialist

Hiring Organisation
Accenture
Location
London Area, United Kingdom
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. This position involves participation in an on-call rotation, shared across the wider team. ...

Senior Platform Software Engineer - F56465

Hiring Organisation
Caresoft Global Ltd
Location
Stratford, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£73.18 per hour
standards. Tools: Experience with version control systems (e.g., Git). Education Required: DevOps experience (CI/CD pipeline management). Experience with Load/Performance testing and scaling applications. Previous experience integrating with mobile applications. Work Experience: Evidence of having successfully fulfilled Senior Engineer positions Collaborative: A passion ...

Test Manager

Hiring Organisation
Exponential-e
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
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 ...

Mobile App Developer - London

Hiring Organisation
Square One Resources
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 537 Daily
Tools: Experience with version control systems (eg, Git). Other experience Required: DevOps experience (CI/CD pipeline management). Experience with Load/Performance testing and scaling applications. Previous experience integrating with mobile applications. Work Experience: Evidence of having successfully fulfilled Senior Engineer positions Collaborative: A passion ...

Head of Data Centre Design

Hiring Organisation
Chronos Energy
Location
London Area, United Kingdom
expertise with practical delivery experience, working directly with external engineering and design-and-build (D&B) partners to ensure all solutions meet reference architecture, performance requirements, and sustainability objectives. Our client designs, builds and operates decentralised and decarbonised data centres, recapturing and reusing the heat they generate … architecture and technical standards. Lead hands-on technical review, challenge, and sign-off of all externally produced designs. Ensure all designs align with HPC performance requirements, resilience targets, heat-reuse objectives, and operational needs. Chair technical design reviews, stage-gate approvals, and risk workshops. Mechanical & Electrical Design (Supervision ...

Business Central Developer

Hiring Organisation
Data Careers
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
with Dataverse, Power Platform, and external APIs Owning DevOps and CI/CD pipelines (Azure DevOps or GitHub) Driving best practice in AL coding, performance, testing, and upgradeability Applying Copilot and AI agent solutions to improve productivity and UX Providing senior-level technical guidance and Tier-3 support ...

Mobile App Experience Layer Engineer

Hiring Organisation
ARM
Location
Stratford, London, United Kingdom
Employment Type
Contract
Contract Rate
£508 - £548/day Inside IR35
Observability tools (Grafana, Splunk) - REST API design - TDD, pair programming, mobbing - Strong communication and mentoring - Git Preferred Experience - DevOps/CI/CD - Load & performance testing - Mobile integration experience - Senior engineering background - Inclusive, proactive, flexible mindset Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited ...

Senior Platform Software Engineer - Mobile Apps

Hiring Organisation
ARM
Location
Stratford, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day
Observability tools (Grafana, Splunk) - REST API design - TDD, pair programming, mobbing - Strong communication and mentoring - Git Preferred Experience - DevOps/CI/CD - Load & performance testing - Mobile integration experience - Senior engineering background - Inclusive, proactive, flexible mindset Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited ...