Senior Test Engineer

Working Pattern: Hybrid (3 Days a week onsite)

MandM is evolving how we deliver digital experiences, combining customer-centric delivery with modern, forward-thinking engineering workflows. Working within our product operating model, this is a highly empowered role where you will feel a true sense of ownership, the ability to drive real change, and the freedom to explore and champion new ideas across the entire tech group. As we scale our Technology department and build empowered, cross‑functional squads, we are looking for a Senior Test Engineer who is a highly experienced problem solver to help lead the charge

MandM is one of the biggest employers in Herefordshire and one of Europe’s leading online, off‑price retailers, selling branded Fashion, Sport & Outdoor products for Men, Women and Children.

We offer our customers fantastic value by partnering with companies who we have built long term relationships with, enabling us to offer our customers big household names and up‑and‑coming brands, giving fantastic value all year round.

We are located in the heart of Hereford City Centre in our brand new, state of the art office. The modern, stylish workspace was designed to encourage collaborative working, teamwork and creativity - everything that MandM is all about.

As our business continues to grow we are recruiting for a talented Senior Test Engineer to join our growing team.

Why not come be a part of our journey to success and take advantage of all MandM can offer you!

• Giving Back: 2 days paid volunteering to support a cause you care about
• Career Growth:
  Opportunity to grow
• Staff Discounts:
  Stay stylish with our exclusive discounts.
• Generous Holiday Allowance:
  Enjoy 5 weeks of well‑deserved breaks. You even have the option to buy an extra week
• Birthday Delight:
  Take your special day off to celebrate YOU

In this role, you will set the standard for quality, leading the delivery of robust applications and services while balancing technical excellence with genuine user needs. Operating with minimal supervision, you will actively influence tool choices, define high‑level test strategies, and mentor junior talent. You will work closely with Staff Engineers and Team Leads to drive a continuous "test and learn" culture that leaves a measurable impact on our platform's resilience and stability.

While maintaining hands‑on contribution through testing frameworks and test execution, you will play a critical strategic role. You will define the roadmap for advanced testing types, own environment strategies, and act as an empowered leader to build a high‑performing, quality‑focused engineering culture.

• Establish and lead test engineering practices, standards, and behaviours across the organisation. Take full ownership of the overall efficiency, coverage, and cost‑effectiveness of all test automation efforts.
• Develop, standardise, and extend reusable frameworks and tools to support diverse testing activities.
• Drive the development of custom tooling or frameworks to simplify backend and database testing efforts
• Collaborate with Staff Engineers to define the overarching SDLC, Test Strategy, quality standards, and Definition of Done.
• Own the full test environment and data management strategy.
• Define the strategy for advanced testing types, including visual regression and security testing.
• Translate logical designs into detailed physical designs for systems characterized by manageable risk and complexity.
• Adopt "AI‑Pair Programming" to accelerate coding and focus on AI engineering and agentic workflows.
• Establish mandatory reviews for AI‑generated code to maintain critical thinking and technical expertise.
• Promote a 'test and learn' approach across engineering, problem‑solving, and product development to drive continuous innovation
• Actively mentor and coach more junior colleagues, fostering a quality‑focused and customer‑aware engineering culture.
• Support and host technical and non‑technical discussions within multidisciplinary teams, successfully managing differing perspectives to achieve shared outcomes.
• Champion and advocate for users, ensuring all…