Senior QA Engineer

Epassi; Leatherhead; On-site; GBP 100,000 - 125,000; Full time

Job summary

A leading SaaS company in Leatherhead is seeking a Senior QA Engineer to ensure the quality and performance of their platform. In this role, you will collaborate closely with developers and product owners, define testing strategies, and lead automation efforts. The ideal candidate has over 5 years of software testing experience, strong knowledge of automation tools like Selenium, and a passion for embedding quality throughout the development lifecycle. Join a dynamic team focused on innovation and continuous improvement.

Benefits

Competitive salary

Flexible benefits

Collaborative culture

Qualifications

• 5+ years in software testing, focusing on automation.
• Strong experience with automation tools like Selenium or Playwright.
• Experience with performance and load testing tools.

Responsibilities

• Define and implement test strategies for new features.
• Lead automation efforts across UI, API, and integration layers.
• Mentor junior QA engineers and promote best practices.

Skills

Selenium

Playwright

Automation Testing

API Testing

Azure

DevOps

Tools

Microsoft .NET 9 and up

Azure DevOps

GitHub

Docker

JMeter

Job description

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.

Are you interested in joining one of Europe's fastest growing companies?
Do you want to impact the wellbeing of millions of users?

If yes, join us to make an impact in a fast-paced and dynamic environment where you'll play a key role in ensuring product quality, reliability, and performance across our market-leading SaaS platform.

Epassi are transforming the way employers engage with their people. Our market-leading SaaS platform empowers businesses to deliver a world-class employee proposition, allowing employees to tailor their benefits package, understand their total reward, access personalised content and communications, and celebrate their colleagues' achievements.

Our platform supports hundreds of employers, including household names like Yahoo, Hargreaves Lansdown, and Travis Perkins, to create workplaces where employees feel valued, informed, and deeply connected to their company's success.

We're proud to boast an impressive NPS of over 70%, a testament to our commitment to outstanding client and end-user experiences. But what truly sets us apart is our culture - friendly yet professional, high-performing yet supportive. We thrive on empowerment, autonomy, and collaboration, celebrating achievements and learning openly from failures.

If you're ready to contribute to a positive, dynamic team that helps each other grow, Epassi might just be the place for you.

We are currently hiring a Senior QA Engineer (Microsoft Technologies) to be based in our office in Leatherhead, Surrey

About the role

As a Senior QA Engineer, you will play a critical role in ensuring the quality, reliability, and performance of our SaaS platform.

You’ll work closely with developers, product owners, and QA teammates to embed quality throughout the development lifecycle. You’ll lead testing strategy, champion automation, and mentor junior QA team members.

Technology

Microsoft .NET 9 and up, Microsoft Azure, C#, Azure DevOps and GitHub, Selenium, Playwright, Specflow, NUnit, Docker containers, CI/CD pipelines, GitHub CoPilot

What you'll be doing

• Define and implement test strategies for new features and releases
• Lead automation efforts across UI, API, and integration layers
• Collaborate with developers to ensure testability and quality from the start
• Maintain and evolve automated test suites
• Mentor junior QA engineers and promote best practices
• Investigate and report defects with clear reproduction steps
• Perform exploratory, regression, and performance testing
• Contribute to continuous improvement of QA processes and tools
• Ensure quality gates are met in CI/CD pipelines

What we are looking for

• Ideally 5+ years in software testing, with a focus on automation
• Strong experience with Selenium, Playwright, or similar tools
• Solid understanding of APIs and backend testing
• Experience with Azure or other cloud platforms
• Familiarity with Agile methodologies and DevOps practices
• Experience with performance and load testing tools (e.g. JMeter)
• Proven track record of improving test coverage and reducing defect leakage
• Experience working in cross-functional teams with developers and product owners

Key competencies and skills

• Quality Advocacy: Passion for embedding quality throughout the SDLC
• Technical Acumen: Strong understanding of test automation frameworks and best practices
• Mentorship: Experience guiding junior QA engineers
• Communication: Clear and effective collaboration across teams
• Problem Solving: Analytical mindset with attention to detail

What you bring to Epassi

• A proactive, quality-driven mindset
• Strong sense of ownership and accountability
• Ability to collaborate effectively across engineering and product teams
• Commitment to continuous improvement in testing and delivery
• Technical curiosity and eagerness to explore new tools and methods

Why You Should Join Us

• Competitive salary with a comprehensive range of flexible benefits
• Opportunity to work on an innovative, market-leading SaaS platform
• Collaborative culture built on trust, autonomy, and growth
• Work alongside passionate professionals in a supportive, empowering environmentBe part of a company celebrated for exceptional client satisfaction and strong NPS
• Join a team that values continuous improvement, learning, and shared success

This role will be filled as soon as we find a suitable candidate, so please do not hesitate to apply ASAP

For more information, please contact our recruitment team on [e-mail]