Senior Software Engineer
Location: Chertsey / Portland (with UK travel)
Salary: Competitive + benefits
An established engineering organisation operating within the Defence sector is seeking a Senior Software Engineer to join its growing team. This role offers the opportunity to work on advanced systems and products, contributing across the full software development lifecycle within a collaborative, multi‑disciplinary environment.
The Role
Reporting to the Principal Engineer, the Senior Software Engineer will play a key role in the design, development and delivery of high‑quality software solutions. You will lead and mentor a team of engineers, ensuring projects are delivered to specification, on time and within budget.
Key Responsibilities
- Take responsibility for the quality of software delivered by the team to the project technical authority
- Support the Project Manager in estimating, monitoring and meeting project timescales
- Define software architecture and detailed design as part of wider system development
- Work closely with multidisciplinary teams to define interfaces with firmware and electronics
- Present software designs internally and to customers at all project stages
- Ensure compliance with company and project standards, procedures and best practices
- Lead, mentor and supervise software engineers, ensuring effective delivery of work packages
- Support system integration, testing and customer acceptance activities
This is not an exhaustive list and responsibilities may evolve in line with business needs.
What We’re Looking For
- Strong experience in software architecture and detailed design
- Proven background in C++ development and testing to industry standards
- Experience working with Linux and Windows development environments
- Familiarity with version control systems and structured development processes
- Experience in software verification and validation against defined requirements
- Demonstrated experience leading and mentoring software teams
- Ability to produce clear technical documentation and communicate effectively with stakeholders
- Experience using UML design tools such as Enterprise Architect
- Knowledge of embedded and real‑time systems
- Experience with system integration and acceptance testing
- Exposure to Docker or containerised software environments (desirable)
- Experience in acoustic signal processing (desirable)
Qualifications, Skills & Requirements
- Degree (BSc or equivalent) in Engineering, Mathematics, Science or related discipline
- Ability to obtain UK Security Clearance (SC or DV)
- Sole UK nationality required due to project constraints
- Full UK driving licence
- Willingness to travel occasionally within the UK between sites
Working Hours
Full-time, permanent position
- Core hours: 09:30 – 12:00 and 14:00 – 16:00
- Additional flexibility available
What’s On Offer
- Competitive salary with paid overtime or time off in lieu (up to 24 extra days leave)
- Flexible working environment
- Pension scheme with employer contribution
- Private medical care with nationwide coverage
- Holiday shutdown over the Christmas period
- Ongoing training, development and career progression opportunities
- Salary sacrifice schemes (including tech and Cycle to Work)
- Gym discounts and access to onsite facilities
- Company‑provided equipment for office and home working
- Relocation support available
Equal Opportunities
Proactive Global is committed to equality in the workplace and is an equal opportunity employer. Proactive Global is acting as an Employment Business in relation to this vacancy.
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