SDET

Software development and automation play a central role in modern testing practice. This is an opportunity to register your interest in future SDET (Software Development Engineer in Test) positions where you could help shape the quality and resilience of enterprise applications through intelligent test automation and technical leadership.
Please note the content of this advert does not represent a live vacancy.
About the opportunity
Roles of this type typically sit within agile development teams delivering cloud-native and distributed systems across sectors such as financial services, life sciences and technology. You could find yourself working with modern microservices architectures, API testing frameworks and CI/CD pipelines, contributing to quality assurance across complex backend and frontend systems built on platforms such as Azure, AWS and Kubernetes.
Typical role overview

• Location: Leeds, West Yorkshire, England
• Type: Contract • Full-time
• Rate: £450-550 per day
• Domain: QA / Testing / Validation • Automation • SDET

What you would do
Typical responsibilities could include:

• Designing and implementing automated test frameworks and test infrastructure to support continuous integration and deployment pipelines
• Developing test scripts and automation solutions across APIs, microservices and distributed systems
• Contributing to the development of test strategies and quality metrics that inform product decisions
• Collaborating with development teams to identify gaps in test coverage and improve overall code quality
• Maintaining and enhancing test automation assets across multiple environments and platforms
• Supporting the integration of testing practices into CI/CD workflows using tools and platforms such as Docker, Kubernetes and Terraform
• Troubleshooting and debugging test failures, and documenting findings for development teams

What you could bring
Most roles of this type require the following:
Must-have

• Strong experience in test automation and automated testing frameworks
• Working knowledge of APIs and microservices architecture
• Proficiency in at least one modern programming language such as Java, Python or C#/.NET
• Understanding of SQL and database testing
• Familiarity with CI/CD pipeline principles and tools
• Experience with cloud platforms such as Azure, AWS or GCP
• Bachelor's degree in Computer Science or a related discipline
• Authorization to work in the United Kingdom

Nice-to-have

• Experience with containerization technologies such as Docker and Kubernetes
• Knowledge of distributed systems and asynchronous testing patterns
• Exposure to infrastructure-as-code tools such as Terraform
• Experience with SAP systems or enterprise applications
• ISTQB certification or equivalent test automation qualification
• Familiarity with Agile and Scrum methodologies

What roles of this type could offer
Most roles of this type offer the following, dependent on the industry and seniority of the role:

• The opportunity to influence quality and testing strategy across evolving technology stacks
• Exposure to modern development practices and cloud-native architectures
• Scope to develop both technical depth and automation leadership skills
• Potential to work across diverse sectors including financial services, life sciences and technology
• Flexible contract engagement with scope to extend based on delivery needs and performance
• The chance to work alongside experienced development and quality teams

About SThree
SThree is the global STEM workforce consultancy.
We advise businesses, build expert teams and deliver project solutions to outpace tomorrow, together.
Across the UK, we connect talented specialists with cutting-edge opportunities across technology, engineering, life sciences and financial services supported by our offices in London, Birmingham, Manchester, Glasgow and Leeds
How to register interest
If you are interested in being added to our database to be considered for future opportunities, registering is quick and easy. No cover letter required. We will be in touch when we are instructed on these roles to discuss the next step in your career.