**Role & seniority: ** Junior–Mid Level Software Developer in Test (SDET) (Test Automation Engineer)

**Stack/tools: ** C#, .NET, Selenium, BDD/Gherkin, Agile; CI/CD integration (exact tools not specified)

**Top 3 responsibilities: **

Develop and maintain automated tests (C#/.NET + Selenium)
Create test plans/test cases and regression suites; support manual testing as needed
Collaborate on acceptance criteria using BDD/Gherkin; manage defects to resolution; integrate tests into CI/CD
Must-have skills:
- Practical software testing + test automation experience
- Working knowledge of C# and Selenium
- Understanding of BDD/Gherkin and Agile delivery
- Test planning, regression testing, and defect management
- Analytical, communication, and problem-solving skills
Nice-to-haves:
- SpecFlow and CI/CD pipeline experience
- ISTQB/ISEB testing qualification
- Experience with .NET applications and financial services
Location & work type:
- Hybrid with ad hoc travel to Central London / Surrey
- Outside IR35 contract, 6 months (rate £350–£400/day)

Full Description

Software Developer in Test (SDET)

OUTSIDE IR35 6-month contract

Hybrid: ad hoc travel to central London / Surrey

Rate: 350-400 outside IR35

C# | .NET | Selenium | BDD | Financial Services

We’re looking for a Junior to Mid-Level Test Automation Engineer to join a collaborative Agile team within a leading financial services organisation.

This is an excellent opportunity for someone with hands-on testing and automation experience to develop their technical skills while contributing to the delivery of high-quality, reliable software.

Key Responsibilities Develop and maintain automated tests using C#, .NET and Selenium. Create test plans, test cases and regression test suites. Collaborate with developers, BAs and product owners to define acceptance criteria using BDD and Gherkin. Integrate automated tests into CI/CD pipelines. Perform manual testing where required and manage defects through to resolution. Participate in Agile ceremonies and contribute to continuous improvement.

Essential Skills Practical experience in software testing and test automation. Working knowledge of C# and Selenium. Understanding of BDD, Gherkin and Agile delivery. Knowledge of test planning, regression testing and defect management. Strong analytical, communication and problem-solving skills.

Desirable Experience with SpecFlow, CI/CD pipelines and .NET applications. ISTQB/ISEB testing qualification. Financial services experience

Software Engineer in Test

Full Description