💼 Full-Time Position

Senior Software Engineer

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Spectrum IT Recruitment
📍 Portsmouth, Hampshire, United Kingdom
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Location
Portsmouth, United Kingdom
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Posted
June 13, 2026
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Senior Software Engineer - Server Side (C# / Worker Service / ORM)

Waterlooville, Hampshire | Up to £85,000 + Benefits | Onsite | 4 or 5 day week

Some projects are maintenance. Some are migrations. And then something genuinely rare comes along - a blank canvas, a serious engineering challenge, and a product deployed on military vessels around the world.

A well-established international maritime technology company is building a brand-new Integrated Maritime Management System (IMMS) from scratch in Waterlooville. The pace is real - there's a client demo in January. You'll be among the first engineers into the UK team, with a clear expectation that early hires grow into team lead roles.

The Role

You'll be at the heart of the system architecture, building the server-side framework that underpins everything. Clean, modular C# using a Worker Service pattern, a reusable common framework, and direct interfaces to sensors, effectors, and external systems. Prod...