Developer

Who we are

Hello, we’re Zempler Bank, formerly Cashplus Bank. We’re here to make money simpler. We know that banking isn’t at the top of most people’s to do lists, that’s why making it less of a chore is at the top of ours. We don’t do banking the traditional way – the wrong way. We do banking that works for the people that need it, when they need it. We’re for the crafters, the grafters, and the self starters

We are a “Top 100 Best Companies” employer & Top 25 Financial Services businesses to work for in the UK. Our mission statement, which underpins everything we do, is to provide the UK’s underserved businesses with easy to access and simple to use banking services that helps them succeed

We’re looking for a .NET Developer who enjoys building well‑crafted software and wants to be part of a supportive, agile scrum team delivering meaningful, secure applications.

If you care about clean code, thoughtful engineering decisions and doing things the right way not just the fastest way we’d love to hear from you.

Hybrid Working

We are very proud to offer one of the most flexible hybrid working arrangements in the industry!

The expectation for this role, will involve a minimum of one day each month - working out of our London Bridge office.

What you’ll be doing

As part of a cross‑functional Scrum team, you’ll help deliver high‑quality, production‑ready software every two weeks. Your work will span development, quality, operability and support all with security and resilience in mind.

• Build high‑quality, clean and performant C# / .NET 6 applications
• Write well‑tested code, including unit tests, before code review
• Debug, review and continuously improve code quality across the team
• Work collaboratively to deliver clear Sprint Goals and working software
• Take part in backlog grooming, sprint planning and retrospectives
• Challenge and improve requirements where needed to better meet business goals
• Contribute to technical decision‑making, sharing context and trade offs
• Carry out code reviews and help reduce technical debt over time
• Ensure solutions meet OWASP Top 10 and wider security standards
• Support safe production releases and help remove blockers
• Assist with incident resolution, focusing on root cause and prevention

Risk & control mindset, Quality and safety matter.

In this role you'll!

• Identify and manage risks within agreed risk appetite
• Follow established processes that ensure systems are safe, secure and compliant.
• Escalate issues early if they can’t be resolved within the team.

What we’re looking for (You don’t need to tick every box, but you’ll likely bring)

• Experience developing with C# and .NET (ideally NET 6+)
• A solid understanding of agile/scrum ways of working
• A passion for clean code, testing and long‑term maintainability
• An appreciation of secure‑by‑design engineering
• The confidence to collaborate, ask questions and share ideas Openly
• A calm, pragmatic approach to problem solving.

Why join us

• Collaborative, respectful engineering culture
• Clear sprint goals and realistic planning
• A genuine focus on quality, not just speed
• Opportunity to influence how things are built
• Supportive team that values learning and continuous improvement.

In Return You’ll Enjoy

• Competitive basic salary
• Additional benefit allowance representing 7.5% of your annual salary allowing you the flexibility to decide your own benefits (or simply absorb this into your monthly income).
• 26 days’ holiday increasing each year of service to 33 days
• Ability to buy and sell a further 5 days holiday each year
• 4 x Life Assurance
• Pension salary sacrifice
• Option for LinkedIn Learning license
• Family friendly policies
• Regular social activities and team events
• Charity Volunteering Day

Our commitment to inclusion

We want to hear from people with different backgrounds, experiences and ways of thinking. If you’re excited by this role but don’t meet every requirement, we’d still encourage you to apply. We’ll support you to do your best work and thrive at Zempler Bank.