Principal Software Development Engineer

About the Role

At Intrum, we are looking for a Principal Software Development Engineer to shape our customer‑facing digital platforms and technology solutions. The role involves guiding technical direction, influencing engineering strategy, and building resilient platforms within a highly regulated environment.

• Guide the architecture, design, and development of scalable customer and client platforms, implementing microservices and integrations across AWS & Azure, enhancing solutions such as AWS Connect, Genesys Cloud, payments, web portals, communications and collection services.
• Set technical direction and engineering standards across teams, promoting modern cloud‑native and AI‑augmented engineering practices.
• Mentor and support Software Development Engineers and Forward Deployed Engineers, building capability and fostering a culture of continuous improvement.
• Support Dev Sec Ops  excellence through CI/CD pipelines, Infrastructure as Code, automation frameworks and database‑as‑code practices using tools such as Redgate Flyway.
• Take ownership of critical customer systems, ensuring operational resilience, observability, performance optimisation and rapid incident response.
• Collaborate closely with Product, Delivery, Operations and Commercial teams to shape technical solutions, delivery plans and strategic outcomes.
• Promote secure‑by‑design, compliance‑by‑design and privacy‑by‑design approaches, ensuring alignment with UK GDPR and FCA Consumer Duty requirements.
• Guide the adoption of intelligent platform capabilities, including AI‑enabled workflows, automation and smart customer engagement solutions.

• Extensive experience in software engineering, including experience operating at Principal Engineer or senior technical guidance level.
• Expert knowledge of .NET, React, SQL, microservices architecture and cloud platforms, ideally AWS.
• Strong experience with CI/CD pipelines, Infrastructure as Code, Dev Sec Ops  practices and test automation.
• Experience working with customer contact platforms such as AWS Connect or Genesys Cloud.
• Proven ability to design and deliver secure, scalable and resilient cloud‑native solutions within complex enterprise environments.
• Strong understanding of observability, operational support, reliability engineering and end‑to‑end ownership practices.
• Knowledge of regulated financial services environments, including UK GDPR and FCA Consumer Duty requirements.
• Excellent communication and stakeholder management skills, with the ability to influence technical direction and collaborate across multiple teams and functions.

• Competitive salary and attractive benefits package, including 33 days holidays (with bank holidays), private medical insurance, life assurance and more.
• Opportunity to participate in gadget schemes, contributory workplace pension scheme and a 24/7 employee assistance programme.
• Well‑being benefits such as discounts on gym memberships, cycle‑to‑work schemes and sociable working hours with breakfast and snacks provided in the office.
• Professional development through training, coaching and employee recognition programmes, supporting career growth.

We are an equal opportunities employer and are authorised and regulated by the Financial Conduct Authority. We promote a diverse and inclusive workplace and ensure reasonable adjustments for applicants with disabilities.