Lead Java Engineer jobs in Portsmouth, Calderdale

Role Overview We are seeking a Java Software Engineer to join a small, technically rigorous founding team building complex, data-intensive engineering systems. The role is remote-first, with periodic in-person collaboration in Oxford or San Francisco. The position involves close collaboration with the Founding Engineer on backend infrastructure, internal platforms, and system architecture. In...

Job Description Software Developer (Java) - SC Clearance Contract Length: 12 Months (Extension Possible) Location: Portsmouth (Hybrid - 3 days per week onsite) About the Role & Organisation: This organisation operates at the forefront of advanced engineering and technology, delivering complex, mission-critical systems within highly regulated environments. It offers a collaborative,...

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

About Us We are a fast-growing fintech company building modern, scalable platforms that power real-world financial products. Our engineering culture values clean architecture, strong ownership, and pragmatic innovation. We operate in a cloud-native, microservices environment and invest heavily in frontend quality, design systems, and developer experience. The Role As a Lead Fullstack Engineer,...

You will drive the technical evolution of the clients AI-first platform and serve as their resident AI expert.

You will be a core software engineer architecting the complex systems that make AI useful in production, splitting your time between crafting complex AI processing architectures and hands-on data/backend engineering, with the rest spent doing whatever is needed to ship.

Job Description Infinity Energy Services is expanding our renewable energy offering and launching a dedicated Air Source Heat Pump department. With the demand for low-carbon heating growing rapidly, we are looking for an experienced, forward-thinking engineer to lead this new division, shape best practices and deliver exceptional installations. This is a unique opportunity for a skilled ASHP...

A leading manufacturing company in Fareham is seeking a Head of Engineering to oversee the technical services department. This senior role requires leadership in mechanical design, project management, and compliance with international standards. The ideal candidate will have a strong background in managing multidisciplinary engineering teams and experience in challenging sectors like Defence and...

Principal Grafana Network Analytics Engineer Edinburgh, UK | Fully Remote (UK-based) Engineering | Cyber Security £95,000 & Benefits Ever wanted your dashboards to actually defend the internet? This role does exactly that. I'm recruiting on behalf of a high-growth cyber security technology company that protects some of the world's most critical online services from large-scale DDoS and...

You will drive the adoption of modern AI frameworks, AIOps best practices and scalable cloud-native architectures.

You will do this whilst learning about new technologies and approaches, with talented colleagues that will help you to develop and grow.

You will support your colleagues and more junior developers, providing direction support as you solve challenging problems together.

Role: Principal Electrical Engineer Location: Devonport(Hybrid role requiring onsite presence 2 days/month) Duration: 2 years Inside IR35: Umbrella About our Client: Our client in Devonport is a leading engineering and maritime organisation specialising in the maintenance, repair, and overhaul of naval vessels. The site operates with a skilled workforce across mechanical, electrical, and...

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.

Job Description Operations Support Manager Farlington, Portsmouth Permanent, full-time Competitive salary plus benefits Marlin Environmental is seeking a confident and capable Operations Support Lead to join our team. This is a pivotal role where you'll lead operations, manage projects, and ensure compliance across our commercial division. We're looking for someone with resilience, strong...

We are seeking a Lead Engineer to support the delivery of a major water infrastructure and reservoir project. This client-side role focuses on engineering coordination, design assurance, and stakeholder alignment. The successful candidate will manage design reviews, respond to technical queries, and ensure alignment between contractors, design teams, and internal stakeholders. This is a...

Lead Software Engineer Active SC Clearance Essential Our client, an innovative UK technology company is building a next-generation AI platform fordefence and health applications. Their systems operate in highly regulated, mission-critical environments where reliability, security, and performance truly matter. Were looking for aLead Software Engineerto take technical ownership of key platform...

Lead Electrical Protection Engineer 6 month contract initially Inside IR35 – Remote working 40 hours per week Job Summary: The preferred candidate is responsible for design preparation based on customer specification, conduct engineering activities from design stage until site commissioning and acts as a technical interface between customer and technical community. In-depth hands-on...

Lead Mechanical Engineer / Design Manager - Heavy Equipment Offshore Wind Subsea Experts South Coast An established, independent subsea engineering specialist on the South Coast is looking for a Lead Mechnical Design Engineer / Design Manager to lead a small but highly capable design team supporting projects across renewables The team designs bespoke subsea equipment and cable-handling...

About us Founded in 2008, CitNOW is an innovative, enterprise-level software product suite that allows automotive dealerships globally to sell more vehicles and parts more profitably. CitNOW's app-based platform provides a secure, brand-compliant solution – for dealers to build trust, transparency and long-lasting relationships. CitNOW Group was formed in 2021 to unite a portfolio of 12 global...

Hardware Engineering Team Lead Location: Portsmouth - Hybrid Salary: £80k DOE + bonus What you’ll be doing - Hardware Engineering Team Lead - Applying technical knowledge in the Digital and Electronic domain for complex designs - Team leadership and mentoring of the Digital Engineering team - Subject matter expert in Electronic Engineering discipline - Coordinate estimates in support of...

Revenue Operations Lead – (Global Tech Travel Company) - UK - Remote - Contract: 12 months - Salary: £100k - £120k pa We're scaling a global Experiences marketplace and hiring a Revenue Operations Lead to build the growth engine behind it. This role owns the operating model across supply acquisition, onboarding, account management, and vendor teams. You won't be closing deals — you'll design...

Job Description Our client, a forward-looking technology company specialising in immersive training solutions and simulations within the defence and security sector, is seeking a Lead Programmer to join their team at Portsdown Technology Park in Portsmouth. This permanent role offers an excellent opportunity to work on groundbreaking projects within a supportive and innovative environment. Key...