QA Automation Engineer

QA Automation Engineer

Location: London

Working pattern: Hybrid, 2–3 days per week in office

Contract length: Initial 6 months

Rate: Competitive day rate, inside IR35

We’re supporting a financial services organisation undergoing major platform modernisation and are looking for a QA Automation Engineer to join a team building a new core ledger and billing platform

.
This is a hands-on automation role suited to someone who enjoys testing complex, business-critical systems where correctness matters. The role spans backend services, APIs, event flows, and frontend applications, with a strong focus on automation, regression coverage, and quality engineering best practic

e.
The ideal candidate will be comfortable operating in fast-moving engineering teams, working closely with developers and product stakeholders, and building high-value automation that keeps pace with modern delive

ry.
Key responsibili

• ties
  Own and evolve automated testing across unit, integration, contract, end-to-end, and UI l
• ayersBuild automation coverage for backend services, APIs, workflows, event-driven components, and frontend applica
• tionsDesign robust test scenarios covering edge cases, exception handling, concurrency, and regression
• riskCreate and maintain reusable test data, environments, and scenario frame
• worksSupport contract testing across multiple systems and downstream cons
• umersBuild quality gates within CI/CD pipelines and improve reliability of automated s
• uitesPartner with engineers early in the lifecycle to review designs, shape test plans, and shift quality
• leftSupport defect analysis, triage, and continuous improvement of testing prac
• ticesHelp improve overall testing maturity and contribute to scalable quality engineering appro
• achesUse AI-enabled tooling pragmatically to accelerate test creation, coverage analysis, and troubleshooting while maintaining engineering jud

gment
Required expe

• rienceStrong experience in QA automation, SDET, or software test engineering
• rolesProven background testing both backend services and modern web applic
• ationsStrong programming capabili ty in
• PythonGood experience with modern UI test automation frameworks su ch as Playwright, Cypress, or Se
• leniumExperience with backend/API testing and integration t
• estingFamiliarity with CI/CD pipelines su ch as GitHub A
• ctionsExperience working in cloud-based engineering enviro
• nmentsStrong instinct for edge cases, race conditions, test reliability, and regressio
• n riskExcellent written communication and collaboration
• skillsComfortable working closely with engineers and product stakeholders in agile delivery

teams
Desirable exp

• erienceExperience testing financial systems, billing platforms, ledger platforms, payment systems, or other high-integrity transactional p
• roductsExpos ure t o React fr
• ontendsFamiliarity with tools s uch as C
• ucumberExperience with SQL and validating data across relational
• systemsExperience with performance or load
• testingExperience using AI coding or testing tools in day-to-day engineering wo
• rkflowsTest architecture or broader quality strategy exp