Senior Software Development Engineer in Test

This range is provided by develop. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

The company is a rapidly growing fintech organization that is redefining how business funding works by making it faster, simpler, and more transparent. With over £150 million lent through its proprietary credit platform, the company is transforming access to finance for small and medium‑sized businesses.

Position Details

• Senior Software Development Engineer in Test (SDET)
• Java, JBehave or Cucumber, Selenium, Microservices
• Full‑time, 3 days a week on‑site in London (hybrid)
• Up to £75,000 per annum
• Perm
• Employment type: Full‑time
• Seniority level: Mid‑Senior
• Job function: Information Technology
• Industries: Financial Services, Software Development

Responsibilities

• Design, develop, and execute comprehensive test cases for functional, system, and regression testing.
• Build, maintain, and adapt automation frameworks using Java, Selenium, and BDD tools such as JBehave.
• Perform manual testing as required to validate product features and workflows.
• Collaborate closely with developers to ensure robust coverage of microservices‑based systems.
• Contribute to continuous integration and delivery pipelines through effective automation and test design.
• Provide input on QA strategy, tooling, and process improvements as the team scales.

Role Requirements

• Strong background in software testing — both manual and automation.
• Excellent command of Core Java with the ability to write and maintain clean, scalable automation code (ideally an ex‑Java developer).
• Hands‑on experience with Selenium and BDD frameworks (e.g., JBehave).
• Exposure to Playwright or other end‑to‑end testing tools.
• Solid understanding of microservices architecture and inter‑service communication.
• Ability to design and execute end‑to‑end testing across multiple services and environments.
• Experience working in Agile development environments.
• Relevant QA certifications (ISTQB, CSTE) are advantageous.
• Preference for candidates with stable, progressive career histories.
• Ideal to come from the payments or finance industry.
• Knowledge of CI/CD pipelines and tools such as Jenkins and Git.
• Familiarity with cloud‑based environments.
• Experience with performance or security testing.

Interview Process

• First Round: Interview with the QA Manager — a mix of technical discussion, QA methodologies, and team fit.
• Second Round: Technical interview — in‑person technical discussion at the Farringdon office.

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