Autonomy & Simulation Software Engineer

• Salary:
  Up to £60,000 (Depending on experience)
• Full Time
• Permanent

Who we are:

Sub Sea Craft is a fast growing, privately-funded, UK-based innovative maritime technology company specialising in next-generation, high-performance watercraft and systems. We operate at the intersection of advanced engineering, cutting-edge design, and user-centric innovation, delivering safe, effective, and enabling solutions for both commercial and defence applications.

• 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 Linked In 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.

We're seeking a skilled Software Engineer to join our team developing advanced autonomy and control systems for autonomous marine vessels. You'll play a key role in designing robust, high-performance software, from real-time autonomy modules and communication systems to simulation tools for testing and validation. If you enjoy solving complex problems, building intelligent systems, and seeing your software operate in challenging real-world environments, we’d love to have you onboard.

• Software design and development in line with system requirements, with a focus on simulation, autonomy, and communication.
• Developing and maintaining simulation environments for testing autonomous behaviours and system integration.
• Implementing robust, scalable autonomy features including mission planning, perception integration, and decision‑making logic.
• 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.
• Collaborating closely with the software and engineering teams to ensure timely delivery of high-quality software and documentation.

• Degree-level qualification in Computer Science, Mechatronics, Robotics, or similar, or equivalent industry experience.
• Software development experience in modern C++ (14 or newer).
• Solid understanding of object‑oriented programming and software architecture principles.

• Experience with ROS or ROS
  2.
• Experience with simulation tools (e.g., Gazebo, Unity, Webots, or custom simulation frameworks).
• 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.
• Experience with Qt/QML or other UI frameworks (for internal tools or visual debugging).
• Experience with marine or mobile robotics projects.

Note:

Due to the nature of work undertaken at Sub Sea Craft, the selected candidate must be capable of meeting the security requirements of the position, which would include as a minimum existing right to live and work in the UK, Baseline Personnel Security Standard (BPSS), with UK National security clearance required for certain roles.*

Values:
Our people are our greatest asset, we continually strive to provide an excellent working environment to enable our team to do their best work. We have an agile professional workforce: we are founded on the belief that our people are valued and our business is trusted, inclusive and commercially‑adept.