Software Development Engineer in Test Engineering · Cardiff, London ·

As an Equal Opportunity Employer we are committed to building a diverse team that feels valued. We do not discriminate based on race, colour, national origin, sexual orientation, gender, age, religion, mental or physical disability, or any way you represent yourself. We strongly believe diversity makes for more successful teams and it's essential for success.

Who we are:

As a leading European retail investment marketplace, Crowdcube raises finance for Europe's hottest high-growth businesses by giving investors the opportunity to back businesses they believe in.

Crowdcube was inspired by an unshakable belief in entrepreneurs that dream big, push at the edges and want to make a difference. Our mission is to democratise investment, helping to fuel the next generation of business who want to leave a mark on the world.

Since founding in 2011, our investor community of 1.7m+ has helped to raise more than £1.4 billion for over 1,300 mission-driven businesses across Europe.

Job Outline:

We are looking for an SDET to join our Engineering Team. This is a diverse role and we are looking for someone who is passionate about delivering high-quality, reliable software and will drive to ensure an exceptional user experience; who is interested in working in the fintech and start-up industry.

This role will be based in our Cardiff or Manchester office ideally, but would consider UK based remote.

Day to day you will:

• Designing, building, and maintaining automated test frameworks for our web platform.
• Working closely with Product Managers and Software Engineers from design to deployment to embed quality early in the lifecycle.
• Identifying, logging, and tracking bugs and regressions, ensuring clear communication of severity and resolution steps.
• Integrating automated tests into our CI/CD pipelines to ensure continuous quality and fast feedback loops.
• Using AI (Claude and Github Copilot) to implement efficiently.
• Performing API, performance, and cross-browser automation testing to guarantee ecosystem stability.
• Participating in agile ceremonies, sprint planning, and tech spike discussions to keep up to date with product actions.

Ideally you will have:

• Proven commercial experience in an Automation Engineer or Software Development Engineer in Test (SDET) role.
• Strong programming skills in modern languages such as JavaScript/TypeScript, or Python.
• Hands-on experience with modern automation frameworks (e.g., Cypress, Playwright, or Selenium).
• Solid experience with API testing tools and libraries (e.g., Postman, REST Assured, Supertest).
• Familiarity with CI/CD tools (e.g., GitHub Actions, CircleCI, Jenkins) and security scanning (Trivy).
• Meticulous attention to detail and strong troubleshooting skills.
• Extremely organised with the ability to prioritise your own workload and manage your time effectively.

What we are offering:

We like to nurture talent and ensure members of our team develop and hone their skills through training, attending conferences and subscriptions to online courses. We’re passionate and hard-working, and we take care of our team:

• Salary up to £55,000 (DOE)
• Participation in the employee share option plan (subject to the prevailing company policy at the time)
• 25 days holiday + bank holidays + holiday for tenure
• Pension Scheme at 4% matched (UK Residents Only)
• Private Medical Scheme with AXA including dental and optical cash plans
• Access to Oliva, a mental health platform
• Life Assurance Scheme (4 x salary)
• A well-being allowance of with a £400 per year
• An allocation of £600 per year towards professional development
• Cycle to work scheme

Our interview process typically consists of an initial phone screen, and an interview with the hiring manager. There aren't any trick questions.

Our policy is to employ the best-qualified people and provide equal opportunity for the advancement of employees including promotion and training and not to discriminate against any person because of gender, race, ethnicity, age, sexual orientation, religion, belief or disability.

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