We are looking for an experienced .NET Developer to take ownership of a modern, cloud-ready software platform that supports a nationally deployed, mission-critical service.
Key Responsibilities
Platform Ownership & Knowledge Transfer
- Take part in a structured handover from the existing external development team.
- Develop a deep understanding of the platform’s architecture, codebase, deployment model and operational dependencies.
- Become the primary internal technical owner of the platform.
- Take responsibility for its stability, reliability, maintainability and ongoing evolution.
- Create and maintain technical documentation to support knowledge sharing and future team growth.
Production Support & Reliability
- Provide hands-on support and maintenance for the platform.
- Investigate, troubleshoot and resolve production incidents.
- Monitor application performance and system health.
- Proactively identify potential issues and implement preventative solutions.
- Manage dependency updates, patching and security remediation.
- Communicate technical issues, progress and resolutions clearly to relevant stakeholders.
Software Development & Enhancement
- Design, develop, test and deploy new functionality using C# and modern .NET.
- Contribute to the platform’s feature development roadmap.
- Produce clean, maintainable and well-tested code.
- Develop appropriate unit and integration testing.
- Participate in code reviews and uphold development standards.
- Work closely with Product and Project teams to translate business requirements into effective technical solutions.
- Contribute to estimation, technical scoping and delivery planning
API, Integration & Data
- Design, develop and maintain RESTful APIs.
- Build and maintain integrations with internal platforms and third-party services.
- Implement robust error handling, retry mechanisms and appropriate security controls.
- Design and optimise relational database structures.
- Develop efficient SQL queries and stored procedures.
- Work with PostgreSQL and/or SQL Server.
- Use ORM technologies such as Entity Framework Core.
Engineering Growth & Technical Leadership
- Contribute to technical hiring and developer assessments.
- Assist with onboarding and mentoring new developers.
- Champion software engineering best practices.
- Promote strong standards around source control, testing, documentation and deployments.
- Help establish a scalable internal engineering culture.
- Work with the wider business to strengthen internal technology capability and reduce reliance on external development resources.
Required Technical Skills
Development
- C#
- Modern .NET 6+, preferably including .NET 8
- NET Core
- RESTful API development
Databases
- Strong relational database experience
- PostgreSQL and/or SQL Server
- Database/schema design
- Query optimisation
- Entity Framework Core or similar ORM
Development Practices
- Git-based version control
- Branching strategies
- Pull requests and code reviews
- CI/CD pipelines
- Unit and integration testing
Ways of Working
- Agile/Scrum experience
- Experience working with existing production codebases
- Strong code-reading and troubleshooting ability
- Comfortable with structured knowledge transfer and technical handovers
Advantageous
- AWS experience, particularly:
- EC2
- RDS
- S3
- Other managed AWS services
- Cloud-native application development
- Experience supporting mission-critical or nationally deployed platforms
- Experience taking ownership of an inherited/existing application
- Technical leadership or mentoring experience
Qualifications & Experience
- 5+ years of commercial software development experience
- Strong hands-on experience with C# and .NET
- Proven experience delivering and supporting production systems
- Strong experience with NET Core and REST APIs
- Solid relational database experience
- Experience working within cloud-hosted or cloud-native environments
- Relevant degree in:
- Computer Science
- Information Technology
- Software Engineering
- or a related field
If you’re ready to take ownership of a platform rather than simply contribute to one, we’d like to hear from you
Desired Skills:
- C#
- .NET6
- Asp.Net
- RESTful API
- PostgreSQL
- Sql Server
- Database
- schema design
- Query optimisation
- Entity Framework
- Git-based
- CI/CD pipeline
- UI testing
- Agile
- scrum
Desired Work Experience:
- 5 to 10 years
Desired Qualification Level:
- Degree