Senior Software Engineer

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At Eurobase, we are continuing to evolve and modernise our core platform as part of an exciting transformation journey. With over 30 years of domain expertise, we are introducing a new API driven architecture alongside our existing Legacy system and are looking for a Senior Software Engineer to play a key role in that evolution.

We are seeking an experienced C# Backend Developer to help design and build a modern family of APIs over an existing SQL based Legacy platform, supporting our move towards a more modular, serviceoriented architecture.

You’ll work closely with software engineers, testers, product specialists, and leadership stakeholders in a collaborative agile environment, contributing to both hands‑on development and technical direction.

As a Senior Software Engineer, you will:

  • Design, develop, and maintain scalable RESTful APIs using C# and .NET
  • Build a modern API layer over an existing Legacy SQL Server database
  • Define API standards, design patterns, security, auditing, and Back End best practices
  • Contribute to architectural decisions and Back End strategy
  • Ensure performance, scalability, reliability, and maintainability across Back End services
  • Collaborate closely with developers, testers, and business consultants in an agile delivery environment
  • Participate in code reviews and champion engineering best practices
  • Support the ongoing modernisation of a long‑standing enterprise platform

What We’re Looking For:

  • Strong commercial experience with C# and .NET Back End development
  • Proven experience designing and building RESTful APIs
  • Strong understanding of API architecture, design patterns, security, and auditing
  • Experience modernising Legacy systems
  • Experience working with distributed systems or service‑oriented architectures
  • Strong communication and problem‑solving skills
  • Experience working within agile teams
  • Insurance or reinsurance industry experience
  • Exposure to Front End technologies such as Angular
  • Experience within cloud or hybrid environments

You’ll be:

  • A proactive and collaborative engineer
  • Comfortable taking ownership of technical solutions
  • Passionate about clean code and engineering excellence
  • Adaptable and pragmatic in a transforming technical environment
  • Confident engaging with both technical and non‑technical stakeholders

#J-18808-Ljbffr”, “datePosted”: “2026-05-16”, “hiringOrganization”: { “@type”: “Organization”, “name”: “Eurobase”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__433585988__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=140” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “Chelmsford” } } }
Company: Eurobase
Apply for the Senior Software Engineer
Location: Chelmsford
Job Description:

At Eurobase, we are continuing to evolve and modernise our core platform as part of an exciting transformation journey. With over 30 years of domain expertise, we are introducing a new API driven architecture alongside our existing Legacy system and are looking for a Senior Software Engineer to play a key role in that evolution.

We are seeking an experienced C# Backend Developer to help design and build a modern family of APIs over an existing SQL based Legacy platform, supporting our move towards a more modular, serviceoriented architecture.

You’ll work closely with software engineers, testers, product specialists, and leadership stakeholders in a collaborative agile environment, contributing to both hands‑on development and technical direction.

As a Senior Software Engineer, you will:

  • Design, develop, and maintain scalable RESTful APIs using C# and .NET
  • Build a modern API layer over an existing Legacy SQL Server database
  • Define API standards, design patterns, security, auditing, and Back End best practices
  • Contribute to architectural decisions and Back End strategy
  • Ensure performance, scalability, reliability, and maintainability across Back End services
  • Collaborate closely with developers, testers, and business consultants in an agile delivery environment
  • Participate in code reviews and champion engineering best practices
  • Support the ongoing modernisation of a long‑standing enterprise platform

What We’re Looking For:

  • Strong commercial experience with C# and .NET Back End development
  • Proven experience designing and building RESTful APIs
  • Strong understanding of API architecture, design patterns, security, and auditing
  • Experience modernising Legacy systems
  • Experience working with distributed systems or service‑oriented architectures
  • Strong communication and problem‑solving skills
  • Experience working within agile teams
  • Insurance or reinsurance industry experience
  • Exposure to Front End technologies such as Angular
  • Experience within cloud or hybrid environments

You’ll be:

  • A proactive and collaborative engineer
  • Comfortable taking ownership of technical solutions
  • Passionate about clean code and engineering excellence
  • Adaptable and pragmatic in a transforming technical environment
  • Confident engaging with both technical and non‑technical stakeholders

#J-18808-Ljbffr…

Posted: May 16th, 2026