Mid-Level Software Developer - C# / Full Stack

Salary: £45,000–£55,000 (depending on experience)

About the Role

We are seeking a skilled mid-level C# Full Stack Developer to join our agile development team within a well-established engineering business based in Brighton.

In this role, you will work across the full stack - developing new features, refining existing functionality, and contributing to the future direction of our product. Your responsibilities will encompass C# frontend and backend development, Android app development, and some Flutter work, making this an ideal opportunity for someone comfortable transitioning between server-side and client-side tasks.

This position offers autonomy, the chance to see your work in production, and the opportunity to be part of a collaborative and friendly team that values innovation and growth.

Key Responsibilities

  • Build dynamic, responsive user interfaces using MVC, Flutter, integrating seamlessly with backend APIs.
  • Develop scalable APIs and business logic using C# ensuring high performance and security.
  • Contribute to system architecture and tech decision-making
  • Write clean, testable, maintainable code
  • Optimise performance and scalability across the stack
  • Ensure application-level security and data protection
  • Participate in code reviews and knowledge sharing
  • Work closely with the wider team to scope and deliver features

Essential Skills & Experience

  • 2+ years professional experience with C# and RESTful APIs
  • Strong knowledge of client/server architecture and full stack development
  • Comfortable with HTML, CSS, JavaScript and modern frontend practices
  • Experience with cloud services (Azure or AWS) and containerised deployments
  • Familiar with TDD version control (Git), and CI/CD
  • Proficient in working with MS SQL Server or similar relational databases.
  • Experience with writing complex queries, optimising performance, and ensuring data integrity.
  • Solid understanding of software development best practices and code quality

Bonus Skills (Nice to Have)

  • Experience building Android apps (hybrid) with Flutter/Dart
  • Familiarity with microservices and cloud-native architecture
  • Background in H&S compliance or related sectors

Soft Skills We’re Looking For

•Strong problem-solving mindset

•Good communication and teamwork skills

•Able to work independently and manage time well

•Curious, self-motivated, and open to learning

•Attention to detail, especially in testing and documentation

•Comfortable in a small, agile team environment

Why Work With Us?

We’re a small, tech-focused team within a stable and growing company. You’ll be joining a relaxed but productive environment where your ideas will be heard and your code will ship.

•Hybrid working (2-3 days remote)

•Office in Brighton’s digital/tech hub

•Generous holiday allowance plus additional birthday day-off

•Private healthcare and pension

•Supportive team, flexible hours

To Apply

If this sounds like a good fit, we’d love to hear from you. Please send your CV and a short cover note explaining your experience and why you’re interested in the role.

Note: This role is open to registered UK-based candidates only.

Company
Wasabi Design and Development
Location
Brighton, East Sussex, UK
Hybrid / WFH Options
Employment Type
Full-time
Posted
Company
Wasabi Design and Development
Location
Brighton, East Sussex, UK
Hybrid / WFH Options
Employment Type
Full-time
Posted