Senior Software Engineer

  • Owen Daniels
  • Portsmouth, Hampshire
  • 27/01/2026
Full time Information Technology Telecommunications

Job Description

Our client is a rapidly growing business designing some of the most innovative and interesting applications for the marine industry. If you are a meticulous individual with a passion for working on cutting edge projects, this could be ideal for you.Senior Software EngineerMarine Defence applicationsPortsmouthPermanentRole OverviewWe are looking for a talented software engineer to help shape the future of intelligent vehicle control systems. You'll work on cutting-edge projects that blend software design, control systems, and real-world testing to deliver reliable, high-performance solutions. Responsibilities will include:
  • Software systems architecture design and development in line with system requirements, with a focus on closed loop control and vehicle systems management.
  • Application life-cycle and technical authority for mobile platforms, from scoping and architecture design to delivery.
  • Implementation of robust, scalable closed loop control features including propulsion management, electrical systems, control allocation, autopilot and more.
  • Testing and validation of software, including unit testing, simulation-based testing, bench testing, and sea trials.
  • Production of comprehensive software documentation.
  • Conducting peer reviews to ensure designs are reliable, modular, and maintainable.
  • Mentoring and guidance for less experienced staff.
  • Collaborating closely with the software and engineering teams to ensure timely delivery of high-quality software and documentation.
Qualifications and Experience:
  • Degree-level qualification in Computer Science, Mechatronics, Robotics, or similar, or equivalent industry experience.
  • Professional experience in design and development of software for control systems.
  • Advanced software development experience in modern C++ (14 or newer).
Desirable:
  • Advanced knowledge of closed loop control.
  • Experience with marine or mobile robotics projects.
  • Experience with embedded systems.
  • Experience with PID tuning on physical systems.
  • Experience with ROS or ROS2.
  • Experience with CAN bus.
  • Familiarity with autonomous systems and robotics software stacks.
  • Experience with real-time systems or control systems.
  • Understanding of sensor fusion, path planning, or state estimation.
Benefits
  • Annual Leave - Entitlement to 25 days of annual leave plus bank holidays
  • Wellbeing Day - An additional Wellbeing Day each year to focus on personal health and wellbeing.
  • Private Healthcare - Access to comprehensive private healthcare coverage to support your physical and mental wellbeing.
  • Life Assurance and Critical Illness Cover - Comprehensive protection including Life Assurance (4x salary) and Critical Illness Cover for added financial security.
  • Family Leave - Enhanced maternity and paternity pay
  • Christmas Leave - A Christmas shutdown is typically observed.
  • Professional Development - Commitment to ongoing learning and career growth, supported by training programmes and access to LinkedIn Learning.
  • Pension Contribution - pension scheme with the option to contribute via salary sacrifice
  • Flexible Working - Opportunities for flexible working arrangements to promote work-life balance.
  • Inclusive Culture - A professional environment that values diversity, innovation, and collaboration.
Candidates must be able to obtain BPSS clearance and should have the right to work in the UK.