QA Test Engineer (Contract – Inside IR35)
Posted 1 day ago by TariffTel
£300 Per day
Inside
Hybrid
London Area, United Kingdom
Summary: The QA Test Engineer role at TariffTel involves ensuring the quality and usability of their tariff classification systems through functional and scope testing. The position requires collaboration with developers and stakeholders, focusing on quick feedback cycles and improving product quality. This is a fixed-term contract role that emphasizes both manual and automated testing practices within a modern technology stack. The ideal candidate will have a strong background in software testing principles and experience in a SaaS environment.
Key Responsibilities:
- Work independently while collaborating closely with developers and stakeholders
- Attend the London office 2–3 days per week
- Test new features and enhancements with fast feedback cycles
- Create and maintain test plans, test cases, test scripts, and datasets
- Document test results, defect reports, and summaries for stakeholders
- Identify functional, usability, security, and performance risks early
- Clearly communicate defects and guide developers to problem areas
- Validate APIs and UI behaviour across environments
- Contribute to building a structured product and test documentation library
- Support the transition from manual testing toward automated testing, where appropriate
Key Skills:
- Strong understanding of software testing principles with hands-on experience
- Proven experience in manual functional and scope testing
- Solid background in API and UI testing
- Good understanding of databases, data structures, and modern development workflows
- Experience working with Jira
- Ability to collaborate effectively and constructively with developers
- Experience working with Azure, GitHub, and CI/CD pipelines (desirable)
- Experience designing and maintaining automated test frameworks like Playwright (desirable)
- Exposure to performance, security, or non-functional testing (desirable)
- Comfort working in fast-moving, iterative development environments
Salary (Rate): £300 per day
City: London
Country: United Kingdom
Working Arrangements: hybrid
IR35 Status: inside IR35
Seniority Level: Mid-Level
Industry: IT
About TariffTel TariffTel is an innovative SaaS company specialising in customs classification and trade compliance technology . We build modern, scalable applications that help businesses reduce the cost and complexity of importing goods through accurate tariff classification and system integrations. As part of our next phase of growth, we are investing in a new suite of applications built using modern engineering practices, cloud-native tooling, and clean architecture principles.
The Opportunity We are seeking an experienced QA Test Engineer to play a key role in ensuring the quality, reliability, and usability of our flagship tariff classification systems. You will work closely with developers, product stakeholders, and leadership, testing features with quick turnaround cycles and providing clear, actionable feedback. This role is focused on functional and scope testing of active development work, with an eye toward improving overall product quality and readiness for scale. Our technology stack includes .NET, SQL Server, Angular, and Azure , supported by GitHub Actions, Jira , and modern DevOps practices. Experience in this ecosystem is desirable. This is a fixed-term contract , aligned with the delivery timeline of the product suite.
Your Role & Responsibilities
- Work independently while collaborating closely with developers and stakeholders
- Attend the London office 2–3 days per week
- Test new features and enhancements with fast feedback cycles
- Create and maintain: Test plans and test cases Test scripts and datasets Test results, defect reports, and summaries for stakeholders
- Identify functional, usability, security, and performance risks early
- Clearly communicate defects and guide developers to problem areas
- Validate APIs and UI behaviour across environments
- Contribute to building a structured product and test documentation library , ensuring long-term retention of intellectual property
- Support the transition from manual testing toward automated testing , where appropriate
Skills & Experience
Essential: Strong understanding of software testing principles with hands-on experience Proven experience in manual functional and scope testing Solid background in API and UI testing Good understanding of databases, data structures, and modern development workflows Experience working with Jira Ability to collaborate effectively and constructively with developers
Desirable: Experience working with Azure, GitHub , and CI/CD pipelines Experience designing and maintaining automated test frameworks like playwright Exposure to performance, security, or non-functional testing Comfort working in fast-moving, iterative development environments
What We’re Looking For A strong individual contributor with a track record of improving product quality Someone who thinks beyond “does it work” and considers impact, usability, and risk Detail-oriented, well-organised, and committed to documentation Motivated by building high-quality products from the ground up
Rate £250 - £300 per day
How to Apply If you can demonstrate: Relevant QA experience in modern SaaS products Availability for a 6-month contract inside IR35 Ideas on how effective testing can improve product quality and client outcomes …we’d love to hear from you at hello@tarifftel.com