Principal Software Engineer
Job in
Cowes, Isle of Wight, PO31, England, UK
Listed on 2026-10-05
Listing for:
Matchtech
Full Time
position Listed on 2026-10-05
Job specializations:
-
Software Development
Software Engineer, Software Architect, Embedded Software Engineer
Job Description & How to Apply Below
BAE Systems (Defence Solutions) | Cowes, Isle of Wight | 6 months | Inside IR35
BAE Systems (Defence Solutions) is seeking an experienced Principal Software Engineer to support the development, maintenance and enhancement of advanced naval radar systems in service with the Royal Navy. Based full-time onsite in Cowes, you'll provide technical leadership across the software lifecycle, working within a large, established engineering environment.
Key details
Location:
Cowes, Isle of Wight (full-time onsite)
Contract length: 6 months initially
IR35:
Inside IR35
Rate: £54.57/hour PAYE or £73.68 Umbrella
Clearance/constraints: BPSS + full SC required to start, UK Eyes Only, subject to ITAR
What you'll be doing
Designing and developing software sub-system solutions for naval radar products
Providing technical expertise across requirements, design, implementation, test and verification
Deriving and maintaining software requirements from system requirements/baselines
Producing and maintaining software designs using high-level methodologies (UML essential)
Leading/participating in peer reviews, technical reviews, verification and approval of designs
Supporting the replacement of obsolete hardware/software to maintain and enhance radar capability
Acting as a technical lead at sub-system level across multiple projects and products
Maintaining software to address defects and implement new functionality
Supporting estimates and contributing to team development/mentoring
What we're looking for
Strong experience across the full software development lifecycle
Considerable experience in at least one high-level programming language (Ada
95 desirable)
UML (essential) and structured design methodology experience
Understanding of software lifecycle models (e.g., Waterfall and Agile)
Knowledge of relevant standards (e.g., ISO/IEC/IEEE 12207)
Solid understanding of configuration management and use of CM tools
Strong communication skills with the ability to influence, guide and mentor others
Degree in Computer Science / Engineering (or similar numerate discipline); CEng or working towards is beneficial
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