Non-Functional Test Engineer
£458.24 per day | 6 Month Contract | Active SC Clearance Required
Remote with 2 days per month onsite in London
We're supporting a major government programme seeking an experienced Non-Functional Test Engineer to take ownership of the NFT strategy, tooling, and delivery across a complex digital estate.
This is a hands-on role focused on performance, accessibility, security, resilience, and interoperability testing, working closely with delivery teams, specialists, and suppliers to ensure confidence in releases and service quality.
Key Responsibilities
- Evaluate and recommend testing tools, frameworks, and practices across the DEFRA testing community.
- Plan, build and execute non-functional testing activities.
- Deliver testing across performance, accessibility, security, resilience and interoperability requirements.
- Interpret test results and communicate business and user impact to stakeholders.
- Ensure sufficient NFT evidence is produced to support release decisions.
- Work collaboratively with specialist teams and third-party suppliers to deliver appropriate test coverage.
- Apply exploratory testing techniques to target areas of highest risk and greatest business value.
- Support continuous improvement of testing practices, automation capability and test strategy.
Essential Skills
- Strong experience delivering non-functional testing within complex Agile environments.
- Expertise in JavaScript-based automation frameworks including:
- Playwright
- WebdriverIO
- Cypress
- Experience testing APIs using open-source JavaScript frameworks/libraries or Postman.
- Performance and load testing expertise using JMeter or K6.
- Strong experience working with CI/CD pipelines using Jenkins, AWS and/or Azure DevOps.
- Excellent GitHub knowledge and version control practices.
- Proven ability to analyse and present testing outcomes to both technical and non-technical stakeholders.
- Experience using exploratory testing techniques and risk-based testing approaches.
Contract Details
- £458.24 per day
- Initial 6-month contract
- Remote working
- London attendance required approximately 2 days per month
- Active SC Clearance required
Reasonable Adjustments:
Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.
If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you. #J-18808-Ljbffr
Senior Non-Functional Test Engineer (SC) in City of London employer: Sanderson Government & Defence
As a PAM Consultant with our esteemed consulting client, you will thrive in a dynamic work culture that prioritises innovation and collaboration. The company offers robust employee growth opportunities, including continuous training in cutting-edge security practices, while fostering a diverse and inclusive environment that values every individual's contribution. Located in the UK, this role not only provides competitive benefits but also the chance to make a meaningful impact on clients' security postures through your expertise in Privileged Access Management.
Contact Details:
Sanderson Government & Defence Recruitment Team
