Senior Software Development Engineer (Full Stack) in Reigate

At Intrum, you will develop by making a difference – both at a high level and in an international environment. In a supportive culture, your efforts count.

As a Senior Software Development Engineer (Full Stack) at Intrum, working UK-wide, you’ll play a key role within our Customer & Client Products pillar, helping design, develop and deliver customer-facing platforms and microservices. Working closely with Product and Delivery teams, you’ll combine hands-on software engineering with modern DevSecOps practices to build secure, scalable and resilient digital solutions.

What you will do:

• Design and deliver full-stack features across backend services and modern frontend applications.
• Build and maintain serverless microservices, APIs and event-driven components using AWS Lambda, DynamoDB, SNS/SQS, EventBridge and Step Functions.
• Develop frontend applications using TypeScript, React and modern UI technologies, alongside backend development using Python and other appropriate technologies.
• Apply Infrastructure as Code, CI/CD, automated testing and code-quality controls to support secure and reliable delivery.
• Use AI-assisted development tools to improve delivery while maintaining secure coding practices, engineering standards, and appropriate human review.
• Build observability into solutions through logging, metrics, alerts and tracing, and support production services through incident response and continuous improvement.
• Work closely with Product Managers, Delivery Managers and engineering colleagues to deliver sprint commitments and strengthen engineering practices.
• Be devoted to the FCA principle of Consumer Duty, ensuring we are driving good customer outcomes across all aspects of services that have the potential to impact our customers.

What we're looking for:

• Strong software engineering experience within a modern development environment, delivering features end-to-end across front-end and backend technologies.
• Hands-on experience developing production applications using technologies such as Python, .NET, React, SQL, and AWS or similar cloud platforms.
• Strong experience with React or comparable modern frontend frameworks, TypeScript and modern UI development practices.
• Practical experience with microservices, distributed systems, CI/CD, Infrastructure as Code and DevSecOps ways of working.
• Experience supporting production systems, troubleshooting complex technical issues, and improving system reliability and performance.
• Strong understanding of secure-by-design and compliance-by-design development, particularly when handling customer data.
• Collaborative approach, with the ability to work effectively across Product, Delivery and Engineering teams while contributing to coding standards and continuous improvement.

What we offer:

• A competitive salary and attractive benefits package including 33 days holidays including bank holidays upon commencement, with the ability to buy more or sell back.
• You can participate in gadget schemes and give as you earn charity donation schemes.
• Interactive subsides events.
• Contributory workplace pension scheme.
• Additionally, you’ll get an extra day to celebrate your birthday.
• You’ll receive training and coaching for your personal development/progression, and employee recognition programmes to help you grow in your career.
• You’ll have access to private medical insurance, life assurance, and more.
• You’ll enjoy discounts on gym memberships, cycle to work schemes, and a 24/7 employee assistance programme.
• You’ll also have sociable working hours and breakfast snacks provided in the office.

At Intrum, we strive to create a diverse and inclusive workplace. We encourage applicants from all backgrounds to apply.

How to apply:

If you are interested in this position and believe you have the right experience, please send your English CV via the “apply button”. Are you curious and have some questions? You’re welcome to contact our recruitment team for more information.