24 of 24 Performance Testing Jobs in London

Tester (Informatica)

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £460/day
Tester (Informatica) Rate: 460 Clearance required: SC ACTIVE Location: Remote Essential skills required: Informatica experience Data project experience AWS Azure Desirable Skills Expertise in performance testing tools like Load Runner, Performance Centre Analysing non-functional requirement including technical architect and deployment documents Understanding the scope of performance testing Identify and write the performance test scenarios Performance monitoring of Web Applications and Database servers. Analyse test results, raise defects, provide recommendations and take ownership. Prepare, execute performance scripts using load testing tools and publish test results. Perform different types of performance ...

Senior QA Tester

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £459/day
Bristol, London Active SC would be advantageous (Eligibility) Requirements: SDET/QA Engineers (with coding skills) They should predominantly focus on automation over manual testing and need to be highly skilled at creating automation pipelines Experience with functional and non-functional automation testing is required Comfortable working … both TDD & BDD environments Role Specific Requirements: Expert at performance testing Ideally Performance testing in Gatling UI and API Data Savvy - They will be testing a Data Migration, although this will be second priority over Perf Test Contract Testing - Pact Integration Testing - Automated ...

Alpha Implementation Test Lead, Assistant Vice President

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
looking for We are seeking a senior testing leader to partner closely with Implementation Test Leads and delivery stakeholders to manage all aspects of test execution for Alpha implementations. This role is accountable for end‐to‐end testing governance, execution oversight, and cross‐functional coordination to ensure high … Alpha is State Street’s front‐to‐back platform integrating front, middle, and back‐office capabilities. Successful Alpha implementations depend on disciplined, execution‐focused testing that is tightly aligned with program delivery, performance readiness, and automation adoption. This role ensures testing is executed as a core delivery ...

Alpha Implementation Test Lead, Assistant Vice President

Hiring Organisation
State Street
Location
Greater London, United Kingdom
Employment Type
Full Time
global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Who we are looking for We are seeking a senior testing leader to partner closely with Implementation Test Leads and delivery stakeholders to manage all aspects of test execution for Alpha implementations. This role … accountable for end-to-end testing governance, execution oversight, and cross-functional coordination to ensure high-quality, predictable, and scalable delivery outcomes across complex client implementations. These programs span complex business models and data flows across front, middle, and back-office operations involving State Street, Charles River Development, clients ...

Alpha Front Office Test Lead, Assistant Vice President

Hiring Organisation
State Street
Location
Greater London, United Kingdom
Employment Type
Full Time
LGBTQ+ business community. Please do not contact the recruiter directly. Who we are looking for We are seeking a strong delivery-focused testing professional to serve as an Implementation Functional Test Lead within the Alpha Global Testing Practice. This role partners closely with the Implementation Test Manager … must be tightly coordinated, well-governed, and aligned with overall program milestones. The Functional Test Lead plays a critical role in ensuring function-level testing is executed effectively, risks are surfaced early, and dependencies across teams are actively managed. What you will be responsible for Partner with the Implementation ...

Sales Director - SAP Testing & Quality Engineering (QE)

Hiring Organisation
Infosys
Location
London Area, United Kingdom
Role: Sales Director – SAP Testing & Quality Engineering (QE) Location: London, UK (1st preference), Frankfurt (2nd), Zurich, Basel (3rd) Mode - Hybrid About the Role We are seeking a high-impact Sales Director/Practice Engagement Manager to drive growth of our SAP Testing and Quality Engineering (QE) business across …/Europe. This role is critical in expanding our footprint across SAP S/4HANA transformation programs, RISE/GROW deals, and Managed Testing Services. The ideal candidate will combine SAP domain expertise, consultative sales skills, and strong client relationships to build and convert a robust pipeline ...

Senior QA Consultant

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
exciting journey and be part of the Hitachi Solutions family. Key Accountabilities Accountable for the delivery of the automated and manual testing to an agreed and timeline and to an acceptable level of quality, reporting to the Test Lead. Accountable for test scope, and adhering to the published methodology … project controls. Accountable for Test Progress reporting. Providing support and guidance to Test Consultants and Test Analysts. Key Responsibilities The overall delivery of the testing on a day-by-day basis to time, quality and budget. Planning, delegating, monitoring and controlling the Test Team's activities in accordance with ...

Test Manager

Hiring Organisation
SmartChoice International Limited
Location
City of London, London, United Kingdom
Contract (Outside IR35) + 6 months with possible extensions Job Description We are looking for an experienced Test Manager to lead end-to-end testing initiatives for enterprise-scale projects within the General Insurance domain. This role requires a strong blend of test management, data validation, stakeholder coordination … hands-on exposure to modern testing practices in Agile delivery environments. Key Responsibilities Drive test strategy, planning, execution, and governance across multiple workstreams Manage UAT activities, defect triaging, reporting, and stakeholder communication Coordinate with business users, suppliers, vendors, development teams, and project leadership Lead testing activities across integrated ...

Principal Machine Learning Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with platform teams to optimise cost, scale, and reliability of inference endpoints. Monitoring, Drift Detection & Observability Define observability standards for feature drift, concept drift, performance degradation, and data integrity. Lead the creation of dashboards, benchmarks, and automated alerting across the ML ecosystem. Ensure telemetry pipelines adhere to privacy, data … minimisation, and compliance policies. Drive adoption of proactive failover, shadow-mode testing, and continuous validation patterns. Security, Compliance & ML Governance Set and enforce ML-specific security standards including data minimisation, encryption, and PII handling. Oversee creation of Model Cards, lineage artefacts, and compliance documentation. Ensure ML systems meet governance ...

QA Test Lead (CCH Tagetik)

Hiring Organisation
Global Technology Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
Description – QA Test Lead (CCH Tagetik) Location: Outside London Contract : Inside IR35 Salary: Negotiable Key Responsibilities Test Planning & Strategy Develop and manage the overall testing strategy, test plans, and quality assurance approach for Tagetik implementations, upgrades, and enhancements, including SIT, UAT, regression, and patch testing. Assess functional and technical … negative test scenarios. Record, monitor, and manage defects through to resolution, working closely with development and project teams to ensure timely fixes. User Acceptance Testing (UAT) Coordinate and support UAT activities, including walkthrough sessions, defect review meetings, and obtaining business approvals. Produce UAT progress reports, testing metrics ...

Principal Engineer - CPTO, BPL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
create clean, maintainable codebases that accurately represent complex business logic. Your work will set the standard for engineering excellence. Production-Grade Quality - Champion comprehensive testing strategies—from unit tests to performance testing to chaos engineering. You'll ensure every service is battle‐tested before it sees production … traffic. Full-Stack Impact - Build responsive web UIs that delight users while maintaining the performance and reliability standards expected of enterprise‐grade applications. Ownership - Live the "you build it, you run it" philosophy. You'll participate in on‐call rotations (shared across the team), giving you direct insight into ...

Senior Software Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £95,000 per annum, OTE
engineering capabilities. THE ROLE Responsibilities include but are not limited to: Define and track service reliability standards (SLOs), leading initiatives around capacity planning, performance testing, and fault tolerance Identify and resolve performance bottlenecks across applications, APIs, and data pipelines to improve speed and efficiency Enhance observability … operational stability through better monitoring, logging, and proactive issue detection Establish and promote strong engineering standards, including clean code, automated testing, CI/CD, and measurable quality metrics Partner with engineers, architects, and product teams to guide technical decisions, mentor developers, and shape long-term platform strategy YOUR SKILLS ...

Senior QA Consultant Dynamics 365 and Azure Focus Remote

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
global technology consultancy in Greater London is seeking a Senior QA Consultant to enhance their consulting team. This role involves overseeing testing quality, mentoring junior staff, and applying skills in automated test delivery. Candidates should have solid experience in Microsoft Dynamics 365 and performance testing tools such ...

Low Latency Java Engineer

Hiring Organisation
Harrington Starr
Location
London Area, United Kingdom
systems • Build high-throughput distributed systems using asynchronous event-driven architectures • Deliver new functionality across OTC trading, institutional trading, and electronic execution platforms • Optimise performance, scalability, and resilience across business-critical systems • Work closely with engineers and stakeholders to deliver trading functionality at scale • Contribute to architecture, performance … core Java engineering background • Experience building distributed, low-latency, or high-throughput systems • Strong understanding of concurrency, system design, and backend architecture • Experience with performance testing and optimisation • Experience with messaging technologies such as Kafka or AMQ • Exposure to financial systems, trading platforms, or electronic trading environments preferred ...

Dev In Test - Leading Hedge Fund - up to £170k + Bonus

Hiring Organisation
Saragossa
Location
London Area, United Kingdom
across a complex, business-critical environment. You’ll build solutions from the ground up, enhance CI/CD pipelines, run large-scale validation and performance testing, and help shape the future of AI-driven testing. The environment is heavily Kubernetes-based, spanning Azure, Windows, and Linux platforms. However … looking for engineers who build test frameworks rather than simply use them people who enjoy solving complex problems, taking ownership, and operating in high-performance environments where quality truly matters. This is a fully office-based role, working alongside people who take pride in what they build. The firm ...

Senior Site Reliability Engineer — Private Cloud Compute

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Apple Inc. is seeking a hardworking SRE Engineer in Greater London. The ideal candidate will operate services at scale, enhancing systems for optimal performance and security. Responsibilities include deploying services, performance testing, and contributing to automation. Candidates should have a BS in Computer Science and 4+ years ...

Senior Developer – Azure Integration Services (AIS)

Hiring Organisation
Vallum Associates
Location
London Area, United Kingdom
Knowledge of Web technologies: HTTP(S), Web Services (SOAP, RESTful), HTML/CSS/JS, large file-based integration. Experience in design, development and testing across SAP Finance domain. Experience in integration of finance solution with other third-party systems e.g. Coupa, Concur, SuccessFactors, MS Dynamics, Adobe campaign management … experience as Lead. Experience in the SAP and associated application integrations. Experience developing in an Agile/SCRUM Environment. Good to have experience in performance testing and analysis. May need to attend workshops in person as per customer requirements Please note: Our client is currently unable to provide ...

Agentic Quality Platform Lead

Hiring Organisation
Oliver Bernard
Location
London Area, United Kingdom
reduce Manual workloads Prior hands-on experience across Monitoring and Observability to establish feedback loops and improve platform reliability (eg. Datadog, Prometheus etc) Previous Performance Testing experience, and knowledge on how to integrate this into engineering workflows Technical leadership at Platform level, working cross-functionally, and encouraging best ...

Tester - Infrastructure, Manual & Automation

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum Bonus, Pension, etc
working - requires travel to London and customer sites + Up to £50,000 per annum plus bonus, pension and training Key Skills: Background in Testing DevOps Infrastructure Hybrid | Competitive Salary + Benefits Our client is a growing technology consultancy delivering secure, reliable and innovative solutions for a diverse client … experienced Tester to join our team. This is a varied role that goes beyond traditional software testing. You'll be responsible for testing applications, infrastructure, integrations and deployments, working closely with Developers, DevOps Engineers and Project Teams to ensure high-quality delivery across enterprise environments. Key Responsibilities Create ...

Senior Systems Engineer

Hiring Organisation
Morson Edge
Location
New Malden, London, United Kingdom
Employment Type
Contract
Contract Rate
£50.00 - 67.47 per hour + Inside IR35
team's work encompasses system design, requirements & acceptance management, hardware design & maintenance and other general systems engineering considerations such as Security, Safety, Human Factors, Performance, Availability & Reliability. Core Duties Maintain the Requirements database with associated contractual and acceptance details. Take a lead role in the testing and acceptance … support the design of improvements. Review/agreement of External Interface documents and management of interface baseline. Leading other engineering activities such as performance testing, human factors, safety analysis, information assurance etc. Key Skillset Experience of working with Software Systems Experience of developing and enhancing a software product ...

Senior Systems Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
New Malden, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £67.47 per hour
team's work encompasses system design, requirements & acceptance management, hardware design & maintenance and other general systems engineering considerations such as Security, Safety, Human Factors, Performance, Availability & Reliability. Core Duties Maintain the Requirements database with associated contractual and acceptance details. Take a lead role in the testing and acceptance … support the design of improvements. Review/agreement of External Interface documents and management of interface baseline. Leading other engineering activities such as performance testing, human factors, safety analysis, information assurance etc. The role holder must have: Experience of working with Software Systems Experience of developing and enhancing ...

Principal, Lead Engineer AI

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
introducing new capabilities. Software Design and Development Leads the design and delivery of AI/ML solutions within their scope, ensuring high standards of performance, scalability and maintainability. Designs and oversees implementation of end-to-end ML workflows, including data pipelines, feature engineering, model development and deployment, working closely … standards. Oversees the end-to-end AI/ML lifecycle within their scope, from prototyping through to deployment and optimisation. Ensures that solutions consider performance, interpretability and appropriate use of AI, in line with organisational standards and expectations. Promotes the adoption of modern AI techniques, including machine learning, natural ...

React UI Senior Lead Engineer - Synergy EMEA

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
develop secure, high‐quality production TypeScript code. Commitment to code quality, including writing and maintaining test cases with frameworks such as Jest, Cypress, and @testing-library/react, as well as conducting performance testing. Solid understanding of web performance optimization and diagnostics. Experience with Python ...

React UI Senior Lead Engineer - Synergy EMEA

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
develop secure, high‐quality production Typescript code. Commitment to code quality, including writing and maintaining test cases with frameworks such as Jest, Cypress, and @testing-library/react, as well as conducting performance testing. Solid understanding of web performance optimization and diagnostics. Experience with Python ...