Lead Java Engineer jobs in Southampton

You will work across cutting‑edge platforms including Payment Networks, Digital Banking, Emerging Payments, and highly scalable data and analytics environments built on Google Cloud Platform, Data Lakes and Power BI. This role involves modern engineering, integration, testing, and hands‑on development within a high‑impact digital landscape.

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...

You will oversee 2–3 backend squads, shaping long-term microservices architecture using Java 21 and AWS. This role balances strategic technical leadership with hands-on mentorship to drive engineering excellence, security, and scalable system design. Why this role is remarkable:

Role: Lead Test Engineer Contract Length: 12 Months Location: Hybrid – 3 days per week in office (except London). So Birmingham, Blackpool, Leeds, Manchester or Newcastle Must haves: - Significant experience leading and testing micro services - Functional and non functional testing - Hands on experience in automation testing Leadership skills - Experience leading microservices...

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 installer to step...

Lead Developer London - Hybrid 1/2 days in office £85,000 - £100,000 About Simmer We’re Simmer Eats, one of Europe’s fastest-growing food brands. We’ve grown 10x in the last year, and we’re building the next phase of scale on a modern commerce and technology stack. Our mission is simple: make healthy eating effortless. High-protein, great-tasting meals delivered straight to customers’ doors,...

Lead AI Engineer UK - Remote Portugal - Remote There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems! About This Role As a Lead AI Engineer in our Artificial Intelligence Group, you will be working on our Mentor line of products. Your main role will be to design and bring to life AI products and features applied to the problem of...

Lead Platform Engineer London / WFH to £150k Are you a platform engineering technologist with start-up experience and a first class education looking for a new opportunity? You could be joining a small Fintech start-up run by small, successful and proven team of finance technology entrepreneurs, backed by Silicon Valley investors, as they build out the product, currently in stealth mode. As a...

Carbon Emission/Green Tech Start-up | Lead & Full Stack Engineer | LDN 2 Days Per Week | £50K - £120K + Healthy Equity Company: I'm looking for Full Stack Engineers who are excited about elegant systems as they are about real-world impact. Their mission is to reduce carbon emissions in the UK building a razor sharp platform for heat pumps to be installed in homes up and down the...

Job Description Lead Data Engineer - £70-80k + bonus + benefits - Basingstoke 3 days a week The Opportunity: We are looking for a Lead Data Engineer with strong Databricks experience to join a Basingstoke based organisation who are investing heavily in their Digital Transformation Programme. The Role: You'll play a proactive role in the delivery of next-generation data platforms, will manage /...

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,...

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...

Are you an Engineering Team Lead who wants more than just fixing breakdowns and ticking boxes. This is a hands-on leadership role in a fast-moving manufacturing environment that’s had multi-million-pound upgrades and investment poured into the site. New kit. New systems. Higher standards. I need someone who can step up and lead from the front. You’ll report directly to the Engineering Shift...

Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему миру! У нас большие планы на развитие и рост наших проектов, именно поэтому мы ищем сильнейших экспертов в...

You will tackle technical challenges that bridge software engineering with real-world manufacturing processes. This role blends hands-on technical expertise with leadership responsibilities, offering both team mentorship and active involvement in architecture, design, process improvement, and code review.

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 be both the hands-on technical lead and the architect of our future technology direction, guiding our software team while setting the foundations for a scalable product and engineering organisation. Working closely with our valuation specialists and product team, you will design solutions that fundamentally transform how valuation advisory services are delivered.

You will be an experienced Quality professional from a manufacturing or automotive supply-chain environment, confident working cross-functionally and dealing directly with customers. Essential Experience & Qualifications - HNC / HND qualified (or equivalent) - 5–7 years’ experience within certified management systems (ISO / IATF 16949)

About the Role: We are seeking a seasoned UAV specialist to lead the design, integration, and testing of advanced unmanned aerial platforms for maritime applications. This is a hands-on leadership role within a dynamic R&D environment, where you will shape system architecture, guide technical decisions, and deliver innovative solutions from concept to deployment. If you excel at solving complex...

Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему миру! У нас большие планы на развитие и рост наших проектов, именно поэтому мы ищем сильнейших экспертов в...