We are seeking an experienced Software Quality Engineer to join our Payments Processing group. This group focuses on developing and maintaining world-class payment solutions, including PINpad and card reader integration and processor/acquirer connectivity. Rigorous and automated testing is critical for maintaining these integrations. Reporting to the Engineering Manager for the Windows/Linux Payment Devices Team, you will work closely with development teams to design, execute, and document both manual and automated tests, ensuring high-quality software delivery.

The ideal candidate has a solid background in software testing, with hands-on experience in both manual and automated testing. They are detail-oriented, possess strong problem-solving skills, and can work effectively both independently and as part of a team. Their keen eye for detail allows them to catch issues before they impact users. With excellent communication and collaboration skills, they work seamlessly with developers, product owners, and other stakeholders to integrate quality into every stage of the development process.

Key Responsibilities:

• Create and execute comprehensive test strategies and plans based on system specifications.
• Develop, execute, and maintain manual and automated test cases.
• Build and maintain test tools and applications.
• Collaborate with developers, product managers, and QA engineers to ensure thorough test coverage and quality.
• Validate software code and applications against specifications and industry standards.
• Identify, document, and report bugs with precision and clarity.
• Assist in troubleshooting to resolve issues promptly.
• Conduct post-release testing to ensure stability in production environments.
• Maintain detailed documentation of test cases, phases, and defects.

Skills & Experience:

• Bachelor’s degree in Computer Science, Information Technology, or equivalent experience.
• Proficiency in C# and Java.
• Strong understanding of the Software Development Life Cycle (SDLC).
• Experience with databases (e.g., SQL Server) for data validation.
• Knowledge of security testing practices and standards (e.g., OWASP Top Ten).
• Skilled in test automation frameworks.
• Proficiency with Git and CI/CD pipelines.
• Experience with TestRail or other Test Management tools is desirable
• Exposure to the Payments industry and/or PCI/DSS is a plus.
• Excellent attention to detail and communication skills.

As well as being a part of something exciting everyday, you will also receive the following benefits:

• Annual bonus scheme dependent on individual and company performance 
• Annual salary of £30,000 – £35,000
• 25 days holiday each year (+ bank holidays + 1 day after each year of service with up to a max. of 30 days)
• Workplace pension scheme
• Private medical insurance (upon 30 days of employment)
• 7 hours per day, 35 hours per week
• A remote first culture
• Great work-life balance with our Flexi-time policy
• Family Friendly policies (Enhanced Maternity and Paternity Pay and Shared Parental Leave).
• A chance to develop with an allocated company training budget
• Bike2Work Scheme
• Lifeworks, an Employee Assistance Programme which offers wellbeing, family and financial support services, such as assessments, resources and even 1:1 counselling sessions. It also offers interesting perks such as discounts on gyms, restaurants, high street retailers and cinema tickets
• A strong commitment to employee wellbeing including mental health first aiders
• Employee referral scheme with generous financial reward
• Bonusly colleague reward scheme

We’re looking for creative and passionate people who share our vision of making payments easy. If that sounds like you and you meet the requirements above, then please click on ‘Apply for this job’!

We are an Equal Opportunities employer and will provide reasonable support throughout the recruitment process to applicants who have a disability. Please let us know in advance so that any support, aids or adaptations can be put in place to assist you.

Please be aware that all offers of employment are made subject to receipt of satisfactory background and financial checks.

About us

NMI enables our partners with choice, and challenges the one-size-fits-all approach to payments. You’ve probably used NMI in the last 24 hours without even realising it. We’re the platform that powers success for innovative tech created by SMBs, entrepreneurs and fintech start-ups. We’re creative problem solvers who help visionaries smash through boundaries and think beyond what’s possible so they can think about what’s next. But we’re not just built for the tech savvy. We democratise the latest payments technology so that everyone can realise the benefits of easy payments across the full spectrum of commerce. We’re all about enabling more payments in more ways and more places.

Please note that in compliance with the data protection regulations within your jurisdiction, any personal information submitted with your job application may be collected and used by NMI for the purpose of recruitment and employment-related activities. By submitting your application, you acknowledge and provide explicit consent to the processing of your personal information as described in our privacy policy found on our website. For more information on how we process your information, please read our privacy policy here: https://www.nmi.com/legal/privacy-policy/

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Salary range, depending on experience:

£30,000—£35,000 GBP