INTX Insurance Software
Senior Full Stack Developer
Bryanston
- Level
- Senior
Not stated in the posting: salary, work type, visa.
Open. First seen 10 October 2026.
About the role
We're looking for a Senior Full Stack Developer with deep expertise in Microsoft technologies (C#, SQL Server, and ideally Blazor) to help architect and steward our single, large-scale enterprise system. Beyond writing excellent code, you'll shape the technical direction of the platform, safeguard its long-term health and scalability, and grow the developers around you.
What You'll Do
- Architect, design, and evolve robust solutions within our enterprise system
- Lead technical decisions and drive engineering best practices across the codebase
- Safeguard the long-term scalability, maintainability, and architectural integrity of the system
- Mentor and develop other engineers across the team
- Write clean, scalable, maintainable code, and raise the bar for code quality
- Troubleshoot and resolve complex issues across the system
- Collaborate closely with project managers, business analysts, and QAs
- Take ownership across the full SDLC
- Stay current with, and help guide adoption of, emerging fintech technologies
Requirements
- Degree in Computer Science, Software Engineering, or a related field (or equivalent experience)
- 5–8+ years of experience with C#, .NET, and SQL Server
- Strong, proven full-stack development experience
- Proficiency in HTML5, CSS3, and JavaScript
- Strong command of Git, CI/CD, and Agile
- Demonstrated experience designing and evolving the architecture of large, long-lived systems
Nice To Have
- Microsoft Azure experience
- Insurance industry knowledge
- DevOps tools and practices
- Blazor / Web API experience
Benefits
- Flexi Hours — Core hours are 10:00 – 15:00
- Hybrid — 2 days' work from home
- Weekly Happy Hour — 14:00 – 15:00 on Fridays
- Company Socials — Once a month at the end of the month
- Complimentary Energy Drinks — Monster Energy drinks provided in-office
- Remote Working Days — 10 days per year
- Annual Leave — 22 days per year
Salary context
6 other open postings titled Senior Full Stack Developer state a salary: median USD 135,000 to USD 172,000 a year.
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