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Senior Software Development Engineer in Test (SDET)

UK - London💼 Full-time🗓 2026-07-14 → 2026-09-25

Core

Design and implement scalable test automation frameworks and strategies for client-facing financial services projects, integrating AI-enabled tools to improve engineering productivity and software quality.

Role type

Senior Software Development Engineer in Test (SDET)

Builds

Automated test frameworks, test plans, scripts, and quality reporting for end-to-end delivery in financial services.

Domain

Financial Services & Energy

Deliverable

production ML models | product features | dashboards & analysis | infrastructure

Required skills

Object-oriented programming (Java, Scala, JavaScript), UI/API automation, Test automation frameworks (Selenium, Cypress, Playwright), CI/CD integration, Cloud infrastructure, Quality engineering practices

Preferred skills

Performance/load testing (JMeter, LoadRunner), DevOps practices, Modern application delivery, Cloud migration support

Technologies

Selenium, Cypress, Playwright, Jira, TestRail, Jenkins, GitHub, SonarQube, AWS, Azure, Google Cloud, JMeter, LoadRunner

Responsibilities

Design and implement robust, reusable, and scalable test strategies and automation frameworks; Develop and maintain test artefacts including test plans, specifications, automated scripts, and quality reporting; Manage test environments and generate reliable, consistent test data; Execute UI and API automation using modern testing frameworks while integrating automated testing into CI/CD pipelines; Collaborate with engineers and cross-functional teams to deliver quality-first solutions.

Seniority

Senior, hands-on IC

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