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Willis Towers Watson

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QA Engineer

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Summary

A QA/SDET role at Willis Towers Watson in Reigate (onsite), where the engineer designs and builds test automation frameworks from scratch for web-based products using .NET and C#. Salary is £50,000–£90,000 per year.

Salary: £50,000 - 90,000 per year

Requirements:
  • Proven work experience in software quality assurance in technical SDET roles
  • Significant understanding of software testing concepts and processes, including testing levels, methods, types, and estimation techniques
  • Experience building test frameworks from scratch to support all levels of the testing pyramid
  • Strong experience developing test automation solutions for web-based products
  • Experience developing test automation solutions in .NET using C#
  • Experience testing distributed systems and developing automation solutions for them
  • Experience building performance test benchmarking solutions for .NET solutions
  • Effective communication and teamwork skills to work with team members and stakeholders
  • Curiosity, advanced analytical and problem-solving skills, and meticulous attention to detail
  • Ability to work in a fast-paced Agile team environment
  • Extensive experience using continuous integration and delivery tooling
  • Awareness of advances in engineering tools and practices, especially in testing
  • Desirable: Hands-on experience with Azure Cloud services and infrastructure deployment using Infrastructure as Code concepts
  • Desirable: Experience with containerisation technologies, including Docker, ACA, and Kubernetes
  • Desirable: Experience with chaos engineering and testing tools
  • Desirable: Experience with automated security testing tools
  • Desirable: General knowledge of the insurance industry
  • Desirable: Degree in Computer Science, Engineering, Mathematics, or a relevant discipline
Responsibilities:
  • Define test strategies for major new features and applications
  • Design, implement, and document test environments and frameworks to support agreed strategies
  • Work with the Product Owner to define user stories and acceptance criteria
  • Define technical test plans focused on automation across all levels of the test pyramid
  • Develop automated unit, integration, system, and end-to-end tests
  • Develop performance, load, stress, and soak test solutions
  • Execute functional and non-functional tests, both manually and automatically
  • Review and debug product and test code to identify defects or performance bottlenecks
  • Support the Product Owner in closing stories by confirming acceptance criteria and defect fixes
  • Analyse test data and produce reports for relevant checkpoints and milestones
  • Participate in Agile and Scrum activities, including sprint planning, stand-ups, and retrospectives, and help improve team velocity, processes, and engineering practices
  • Participate in software design meetings and work with software engineers to build testability and best practices into product architecture and code
  • Investigate new testing tools and methodologies and integrate them into team practices and continuous integration processes
  • Liaise with other teams to share knowledge and best practices
Technologies:
  • Azure
  • C#
  • Cloud
  • Docker
  • Support
  • Kubernetes
  • Product Owner
  • Security
  • Web
  • ASP.NET
  • ICT
  • UX UI Design

More:

We are growing our engineering organisation and developing a range of market-leading InsurTech solutions. As we increasingly focus on cloud and SaaS solutions, we are upgrading existing products with new technologies and modern user experiences, while also developing new applications. Our Senior SDET will provide technical testing capability within a close-knit Scrum team, helping us deliver quickly while ensuring our products meet high standards of quality, reliability, maintainability, usability, and performance. We offer 25 days of annual leave plus an additional WTW day; private healthcare, life insurance, group income protection, and regular health assessments; a defined contribution pension with company matching up to 10%; hybrid working; an employee assistance programme; and a paid volunteer day. Optional benefits include an electric vehicle car scheme, share scheme, cycle-to-work programme, dental and optical cover, and critical illness protection. We are committed to equal employment opportunity and provide application, interview, and workplace adjustments and accommodations.

last updated 39 week of 2026

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