Software Development Engineer III (.NET/Java) (Payments)

Location: London, United Kingdom; hybrid with 60% of the week at office locations or local sites and the remainder remote

Company

hirify.global develops technology for Tesco’s retail, payment, mobile network, and customer-facing operations.

What you will do

• Develop and support scalable HTTP payment services and APIs for cash, card, gift card, wallet, refunds, repeat payments, and identity checks.
• Write production code and deliver test-driven features using .NET/C# and/or Java.
• Lead software design and architecture discussions and break down complex work into incremental deliveries.
• Collaborate with Product Managers and stakeholders to translate needs into product improvements.
• Support production systems, resolve incidents, and evaluate new tools through proof of concepts.
• Mentor engineers and share knowledge across the engineering community.

Requirements

• Experience with .NET/C# and/or Java, with willingness to learn new technologies.
• Experience with both SQL and NoSQL databases.
• Experience with cloud platforms such as AWS or Azure.
• Experience working in agile environments and applying TDD.
• Strong interpersonal and communication skills.
• Ability to work in the London hybrid arrangement, including regular office or local-site collaboration.

Nice to have

• Experience with ecommerce payment systems.

Culture & Benefits

• DevOps culture based on a “you build it, you run it” approach.
• Focus on automation, testing, and continuous improvement of deployment practices.
• Annual bonus scheme of up to 20% of base salary.
• At least 25 days of holiday plus a personal day and bank holidays.
• Private medical insurance and 24/7 virtual GP access.
• Paid maternity, adoption, and paternity leave, plus employee and family wellbeing support.