cyber software engineer jobs in Portsmouth

Head of Customer Engineering – Cyber VendorCybersecurity Vendor | UKSalary: Starting at £80,000, happy to discussLocation: Portsmouth, ideally once a week, but flexibilityYou’ll be establishing a new department to bridge the gap between sales, customer success and engineering to deliver maximum value as a hands‑on leader for all customer‑facing initiatives.What you'll doEstablish the new customer...

You will work closely with subject matter experts and senior stakeholders on high-impact programmes spanning modelling and simulation, autonomy, geospatial systems, synthetic environments and digital twins.

You will remain deeply technical while setting direction, leading teams and acting as the technical authority across projects.

Job Description Principal Software Engineer Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates with a mix of technical...

Our client is a global leader in ship navigation systems and advanced maritime solutions, delivering tailored technologies for commercial vessels, mega yachts, refit projects, naval surface combatants, small combatants, and submarines. Our client is seeking Software Engineers at various levels of experience to join their small UK-based software development team. This is an excellent opportunity...

Software Engineer A variety of soft skills and experience may be required for the following role Please ensure you check the overview below carefully. Are you a Software Engineer who loves tackling complex technical challenges, pushing boundaries, and building products that make a real impact? We are working with a marketing leading company in the development of subsea products and systems...

You will design and deploy robust frontend client, backend services, infrastructure automation, and cloud-native solutions by utilising your software development knowledge and your DevOps proficiency across AWS and GCP.

You will steer the development of complex digital twins and autonomous systems, bridging the gap between mathematical theory and real-world engineering.

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

Software Engineering ManagerWorthing, West Sussex – HybridFull time, PermanentUpto £76,000 per year plus various company benefitsWe are seeking a highly skilled and experienced Software Engineering Manager to lead our dynamic team of 20 Software Engineers!The 20 Engineers? Externally, they are a team that pride themselves on being flexible whilst managing the workload without compromising on...

SOFTWARE ENGINEER In order to make an application, simply read through the following job description and make sure to attach relevant documents. REMOTE (OPTION TO RELLOCATE) £110K + EQUITY THE COMPANY This innovative AI startup is redefining safety and reliability in AI models. While competitors like GPT and DeepMind struggle with hallucinations and illegal content generation, this company...

Roku Developer The following information aims to provide potential candidates with a better understanding of the requirements for this role. Location: UK - Remote Employment Type: Permanent Experience Level: Mid-level / Senior Rates: Negotiable, DOE Are you a Roku Developer passionate about building cutting-edge Over-The-Top (OTT) streaming experiences? We're looking for a talented...

You will be responsible for ensuring designs comply with IT security standards and the company's architectural principles. The ideal candidate will possess strong solutions design experience, excellent communication skills, and the ability to navigate complex requirements. This role offers a competitive salary and a hybrid working model.

About Prighter If you want to know about the requirements for this role, read on for all the relevant information. Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their...

Job Description Senior Software Engineer Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications. We are a small but rapidly growing consultancy, owned by four highly experienced and recognised practitioners in UK...

You will work alongside experienced engineers, data scientists and subject matter experts on programmes covering modelling and simulation, autonomous systems, synthetic environments and digital twins.

You will stay close to the code while contributing ideas, shaping solutions and engaging directly with customers.

You will guide a team, influence platform evolution, and ensure maximum value in customer-facing initiatives. A trust-based culture and competitive salary starting at £80,000 await.

You will steer the development of complex digital twins and autonomous systems, bridging the gap between mathematical theory and real-world engineering. Technical Authority: Lead the design of UE5 based simulations, Robotic systems, and Digital Twins. Team Leadership: Line-manage engineering staff and lead small, agile delivery teams.

You will be designing solutions for complex challenges that will meet and exceed user requirements. Responsibilities will include: - Designing, developing and delivering software solutions using a large range of techniques, including Wargames, Modelling and Simulation, Robotic and Autonomous systems, Digital Twins and Synthetic Environments.

Job Description Principal Software Engineer Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for principal software engineers with diverse experience. We are a small but rapidly growing consultancy, owned highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates with a mix of technical...

You will work independently or as part of small teams, helping Sirius Digital grow while advancing your own expertise. We offer a competitive benefits package and clear opportunities for rapid career progression. Key Responsibilities: - Deliver technical consultancy projects to a high standard