Senior Full-Stack Engineer

West Sussex

£65000 - £75000 per annum + + Benefits

Permanent

Posted on Tue Sep 2026

Position: Senior Full-Stack Engineer

Location: Hybrid – 2 office days per week (Worthing area)

Employment Status: Full-Time, Permanent

Package: £65k-£75k + Benefits

Industry: SaaS

Tria has partnered with a leading SaaS company to hire a Senior Full-Stack Engineer. The company are creating a new modern, cloud-native SaaS product and require a Senior Full Stack Engineer to work alongside the CTO, setting technical direction and owning decisions for their web/SaaS products.

The company require the following experience:

Good experience in web engineering (web-tech).
Proven experience in setting technical direction/leading architectural solutions.
Good hands-on experience full-stack coding in .NET / C# and a modern front-end framework with TypeScript (React, Angular or Vue).
Good experience working with AI – experience building AI into a Product – designing LLM-backed features (retrieval, semantic search, agents).
Experience motivating, inspiring and influencing other engineers.

The position is hybrid, with 2 days required in the office. If you feel you have the required experience, then please apply ASAP with an up-to-date CV which showcases your experience in the above areas.

Full-Stack Engineer, .Net, C#, Typescript, React, Angular, Vue, AI, LLM, Web Engineering, Webtech, Web Technology, Azure, Architecture

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Advertised By:

Rob Carswell

Rob Carswell provides comprehensive recruitment services across multiple sectors, with a focus on strategic talent placement that supports organisational goals. His extensive industry experience allows him to tailor his approach to meet the specific needs of each client effectively.