16 of 16 Performance Testing Jobs in London

Testing & Quality Assurance Sales Manager

Hiring Organisation
Talent Focus Executive Search and Consulting
Location
London Area, United Kingdom
Testing & Quality Assurance Sales Manager Location: London (Hybrid) | Type: Full-time | Package: Competitive base + commission/bonus Our specialist change and transformation consultancy client is hiring a Testing & Quality Assurance Sales Manager to drive growth across its Testing & Quality Assurance practice. This is a strong opportunity … consultative seller with experience winning testing-led work in enterprise environments—especially within Financial Services and other complex, regulated sectors. The firm offers services across Change Execution, Managed Services/Change Partner, Joint Venture (risk/reward), and Advisory & Assurance , underpinned by delivery capability in PMO, testing ...

Senior Performance Test Engineer

Hiring Organisation
scrumconnect ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 48,000 - 55,000 Annual
user-centred design and agile delivery, and more to deliver innovative digital services that matter. Role Overview We are looking for a Senior Performance Tester to deliver hands-on load and performance testing across large-scale digital services and Back End 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, logs, and system metrics to identify ...

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 ...

Performance Test Engineer (Mid-Level)

Hiring Organisation
scrumconnect ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 40,000 - 50,000 Annual
strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter. Role Overview Are you a Performance Tester who loves breaking things to make them better? We are looking for a Performance Test Engineer to join our team, focusing on load … performance testing for large-scale digital services. This is a technical, delivery-focused role where you'll work within structured environments to ensure that the services millions of UK citizens rely on are fast, resilient, and scalable. You will work under the guidance of a Lead Tester, giving ...

Test Lead

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £451/day
Lead 6 months Remote - occasional travel to London site £450 per day inside IR35 - Umbrella Eligible for SC security clearance Essential skills and experience Testing Automation expertise, specifically: Develop a comprehensive test approach for major releases & monthly upgrades in a SASE environment, following defined patterns Create & maintain standardized deliverable … templates for consistent use throughout the contract Align delivery team with client's test policies & procedures Collaborate with SASE provider on outputs from their testing cycles & release management Document all test approaches, templates, and aligned test policies to support knowledge sharing and continuous improvement Desirable skills and experience Familiarity ...

Platform Test Lead

Hiring Organisation
Inspire People
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,826 - £82,681 per annum, Negotiable, Pro-rata, Inc benefits
secure, and scalable by embedding quality assurance into its design and delivery. You'll lead the development of platform-wide test strategies, support automated testing across infrastructure and services, and collaborate with technical leaders to drive continuous improvement. This role supports DBT's digital transformation goals and contributes … Technology portfolio at DBT, overseeing a platform that supports internal and external services. You will lead the evolution of the DBT Platform's testing strategy, ensuring it is robust, secure, scalable and efficient. You will work closely with platform engineers, technical architects, cyber security and service teams to embed ...

Linux Systems Administrator

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
will work exclusively on supporting, maintaining, and enhancing technology solutions for their clients. You will play a key part in ensuring the reliability, performance, and successful operation of technology platforms, while collaborating closely with experienced Linux engineers and client technical teams. This position offers significant opportunities to develop … system behaviour, and configuration states to identify root causes and provide timely, accurate resolutions. Build, maintain and use internal test environments for pre-client testing, performance testing or proof of concept installation prior to client deliverables. Work within Jira sprints to resolve client-related bugs in delivered ...

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 ...

Lead React Native Engineer

Hiring Organisation
TechShack
Location
South London, UK
Employment Type
Full-time
Native at the core of the platform. You will take ownership of the mobile architecture across iOS and Android, working on core application foundations, performance critical features, and scalable mobile systems used in real world healthcare settings. This is not a feature factory role. You will have genuine architectural … implement scalable mobile architecture using React Native and TypeScript • Work closely with product, design, and backend teams to deliver high quality mobile experiences • Define performance standards and improve reliability across the mobile stack • Architect and maintain state management and application structure at scale • Integrate native modules using Swift ...

Senior Front-End Developer

Hiring Organisation
ISR RECRUITMENT LIMITED
Location
London, United Kingdom
Employment Type
Contract
into technology direction, innovation strategy and creative execution. You will operate as a senior technical voice within the business, translating conceptual ideas into high-performance digital experiences while influencing architectural and technology decisions across a range of complex projects. NB: This role is remote-first, with collaborative in-person … feasibility, innovation opportunities and implementation approaches Senior Front-End Engineering Own the front-end architecture and delivery across complex digital builds Develop sophisticated, high-performance interfaces using React, TypeScript, and modern front-end tooling Contribute to the evolution of component libraries and internal design systems Deliver best-in-class ...

Business Central Developer

Hiring Organisation
Data Careers
Location
London, UK
Employment Type
Full-time
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 ...

Business Central Developer

Hiring Organisation
Data Careers
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
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 ...

Tech Lead

Hiring Organisation
Daniel James Resourcing Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
codebase, particularly in the early stages Providing day-to-day technical leadership, mentoring engineers and unblocking progress Setting engineering standards around quality, performance, testing, and reliability Making sound technical trade-offs across frontend, backend, and data workflows Driving improvements in platform foundations including performance, observability, security ...

Developer (AI/RPA) (18 Months FTC)

Hiring Organisation
London Borough of Barnet
Location
Barnet, London, United Kingdom
Employment Type
Contract
Contract Rate
£56376 - £61653/annum
person team days in our Colindale office. We also come into the office to meet service stakeholders, work together on collaboration, discovery and user testing sessions and department days. Please click here to download the Job description for this role. About you You're an experienced automation … solutions to automate processes, support decisionmaking and enhance the user experience across the council. - Maintain and improve deployed automation and AI tools, ensuring reliability, performance and business continuity. - Contribute to the development of Barnet's AI and automation architecture, including horizonscanning for new technologies. - Work with data scientists ...

Broadcast Media Systems Support

Hiring Organisation
PCR Digital
Location
Hammersmith and Fulham, London, Hammersmith Broadway, United Kingdom
Employment Type
Permanent
Salary
£45000/annum + Bens
incident investigation, change requests, and bug fixes, including end-to-end problem identification, definition, and resolution. Diagnose, troubleshoot, and resolve incidents related to software performance, access, configuration, and data integrity. Log, track, and prioritise support tickets using Fresh Service ticketing system, ensuring clear communication with users. Investigate and resolve … issues with interfaces, APIs, content workflows, and system integrations. Work with the business to coordinate testing of fixes/patches and upgrades. Assisting with planning of technical changes. Cover the Broadcast Engineering Supervisor tickets when required. Contribute to root cause analysis (RCA) for recurring or high-impact incidents ...