Software Engineer

NewDay is one of the UK's leading digital consumer finance providers. We’re on a mission to help people move forward with credit, supporting over 6 million customers every day! You may have heard of our own brand credit cards like Aqua, Marbles, Bip, or our co-branded retail credit cards with John Lewis & Partners, Argos and AO.

As a Software Engineer, you’re a key contributor to your team’s success. You design, build, and maintain high-quality software that delivers real value. You work closely with your teammates, bring care and attention to your work, and are continuously learning.

How You’ll Contribute

• You’ll be part of the Engineering Excellence domain. We build the internal tools, services, and infrastructure that enable our engineering teams to ship safely and quickly.
• Hands-on programming work – coding, pair programming, mobbing, testing and shipping functionality.
• Delivering features independently and collaborating with teammates to tackle complex problems.

We’re Looking For These Essential Skills

• Writing and maintaining tests throughout the SDLC at all levels.
• Implementing continuous delivery practices to ship quality code safely and in a timely manner.
• Thrives in autonomous, agile environments where innovation happens daily.
• AI-conscious – habitually using tools like Copilot, understanding their pros and cons, and able to demonstrate safe, effective use.
• Strong communication skills – written and verbal. Clarity in documentation, proposals, and conversations.
• Enabler mindset – enjoys making other engineers happier through tooling, services and documentation.
• Honest, pragmatic, and open to feedback.

It’s a Plus If You Also Have These Skills

• Crafting modern .NET applications in C# and designing robust REST APIs.
• Navigating Platform-as-a-Service (PaaS) cloud computing environments, we use Azure.
• .NET/C# or polyglot engineers with pragmatic system thinking – interested in abstracted system-level understanding over any specific tech stack.
• Experience with observability, metrics, CI/CD, data analysis, or shared developer tooling.
• No on-call required.

What’s in it for you?

• 26 days holiday, rising to 30 with service.
• A holiday buy scheme (up to 5 extra days).
• Double matched pension, with up to 14% from NewDay.
• Generous annual performance bonuses.
• Private medical insurance with Bupa, including mental health support and cancer care.
• 26 weeks paid maternity, adoption and shared parental leave.
• Free breakfast and lunch in the office every day, provided by our in-house chefs.

At NewDay, we value all types of diversity. We’re an equal opportunity employer and believe that our differences create a vibrant, authentic working culture. We want all our colleagues to feel able to bring their whole selves to work. We don’t discriminate on the basis of protected characteristics or identities. We make sure that every job is crafted to be inclusive and that people with disabilities or caring responsibilities can take part in the application and interview process. Tell us if you need accommodations: We’ll put reasonable adjustments in place to support you. We work with Textio to make our job design and hiring inclusive.