Software Development Contractor jobs in Portsmouth

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.

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.

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...

Head of Software ServicesSalary: from £90,000 plus benefits, (pension (7% contribution), 25 days holiday & life insurance)Location: Hybrid, PortsmouthWe are looking for a Head of Software Services to join our Digital business. We provide, through Sirius Digital, bespoke, robust and high-performance software to meet and exceed user requirements. We specialise in Software Engineering, Modelling &...

You will bring proven experience of leading major software engineering programmes, ideally within the defence sector.

You should demonstrate strong commercial judgement, exceptional relationship-building skills, and the ability to inspire and motivate senior stakeholders and diverse teams alike.

Software Developer (Web & Internal Tools) Remote-first | UK-based up to £50,000 PA Dependent on experience We're supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer facing web platform and the internal...

You will be responsible for generating new business while managing and expanding existing client relationships. The role suits a confident, customer-focused sales professional with experience selling complex B2B software solutions. Key Responsibilities: - Drive new business opportunities and achieve sales targets across software and associated services

Software/SAAS Business Development Manager - £50,000+ OTE - Remote Dante provides training software to commercial training providers across the UK. We've grown our customer base from 25 to 120+ clients in four years and are expanding our sales team to support continued growth and international expansion planned for 2026. We're looking for a Business Development Executive to join our small team,...

Director of Software DevelopmentAn exciting new opportunity with a high-growth B2B SaaS business scaling a complex, customer-facing platform used at significant volume. With continued investment in engineering, tooling, and leadership, they're looking for a Director of Software Development to help evolve and scale their engineering organisation.This role suits someone who came up through software...

Software Engineer – PHP & Golang Fully Remote – Within UK PHP / Golang / JavaScript £60,000-£65,000 I've recently partnered with a leading Prop-Tech business in London who are looking to add a Software Engineer to their team who specialises in PHP & Golang! The company have seen rapid success over the past 10 years and have built an advanced platform used by their expanding portfolio of...

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.

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...

You will work primarily in C++ using modern tools and open source frameworks, contributing to innovative software for advanced navigation and important systems. Key Responsibilities:Capture and evaluate technical requirements, estimating delivery timescales and milestones. Design, implement, and maintain software across back end, communication infrastructure, and client-server applications.

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. In this role, you will:

Job Title: Software Development Engineer Salary: Up to £75k Job Type: Full Time, Permanent Location: Fareham, Hampshire (Hybrid working available) About the Opportunity: A UK-based technology organisation in Fareham is seeking a Software Development Engineer to support the development of software used within government, defence and law-enforcement environments. This role focuses on...

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.

A leading software solutions company in the UK seeks a Head of Software Services to manage software project P & L, inspire teams, and develop stakeholder partnerships. This hybrid role involves client relationship management and overseeing project delivery to ensure excellence in software services. Experience in software engineering and proven leadership skills are crucial for success in this...

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.

Director of Software DevelopmentAn exciting new opportunity with a high-growth B2 B Saa S business scaling a complex, customer-facing platform used at significant volume. With continued investment in engineering, tooling, and leadership, they're looking for a Director of Software Development to help evolve and scale their engineering organisation.This role suits someone who came up through...

A leading technology company in the UK is seeking a Director of Software Development to guide their engineering organisation towards growth. This role requires a blend of strong technical knowledge and leadership, managing a diverse team of Software Development Managers and engineers. The position emphasizes modern Dev Ops practices and the ability to influence technology strategy. The company...