senior python engineer jobs in Portsmouth

We're expanding our engineering team and hiring a Senior Python Software Engineer to help own and develop an established trading-related application. The system runs in production, processes high-frequency real-time data, and needs careful performance engineering and disciplined testing to keep latency and reliability where they should be. You'll take meaningful ownership day-to-day, partnering...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Senior Data Engineer (SQL Python Snowflake) London / WFH to £120k Do you have data expertise combined with technical leadership skills? You could be progressing your career in a hands on leadership role at a tech driven, global Asset Manager with multiple billions of dollars under management. As a Senior Data Engineer you will design, build and maintain reliable data pipelines and integrations...

You will be joining a fast growing technology company building a production grade platform that enables advanced AI driven products.

You will have real ownership, influence over technical decisions and the space to build things the right way.

You will be trusted to take responsibility across the stack, including

About TriloDocs TriloDocs is a growing company at the intersection of technology and life sciences. We help pharma and healthcare organizations transform scientific data into clear, structured documents. Our team is passionate about creating intuitive, reliable tools that make a real difference. The Role We're looking for a Mid-Level to Senior Python Developer with a strong STEM background —...

You will be part of a cross-disciplinary feature team, in addition to being a highly experienced member of our wider Lloyds engineering team delivering change. Your role as a GCP APIGEE specialist involves supporting teams with modern DevOps solutions, curating scalable GCP Cloud Products as IaaC, and building APIGEE/API solutions while modernising the APIGEE gateway.

You will work in a small multidisciplinary team to develop exciting new electronic products for a wide range of applications, including medical devices, wearables, and the Internet of Things.

You will design, develop, and maintain our platform's backend infrastructure, focusing on multi-tenant architectures, security, and efficient LLM integration. This role requires a strong understanding of Python web frameworks, cloud services (particularly AWS), and modern AI approaches including working with agentic architecture.

Job Description Do you want to work in Defence and on the latest technologies? Are you keen to join a leader in their field and make a difference? Come and work on some very secure accounts. Were growing our team of Platform Engineering Senior DevOps Engineers to support a very large piece of work. Youll be responsible for all aspects of our automation capabilities and should have strong...

Senior Full Stack Engineer Remote (UK) | Full time London office available for optional in person collaboration We're looking for an experienced Senior Full Stack Engineer to join a small, highly skilled team building a next generation Financial Services Regulatory Compliance platform. This is a hands on role where you'll work across the stack, leading frontend development with React and...

Job Title: Data Engineer Location: Southampton Who are we recruiting for? Our client is a technology-driven maritime organisation transforming operations at sea through robotics, autonomy, and data. They operate a global fleet generating large volumes of mission-critical data and are building a modern data platform to enable analytics, operational decision-making, and AI in safety-critical...

You will work closely with frontend engineers, product managers, and the CTO to design and evolve a highly scalable, asynchronous, cloud-native platform. This is a hands-on senior engineering role with real technical ownership, influence over architecture, and scope to mentor others.

Senior Data Engineer | Remote (UK or Europe) A leading prop trading firm is hiring a Senior Data Engineer to take ownership of their trading and market data infrastructure. Operating globally with connectivity to dozens of exchanges, the firm executes millions of trades daily with data playing a mission-critical role in every aspect of the business. This is a high-impact, high-autonomy role in...

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

Senior AI/ML Engineer Fully Remote £100,000–£120,000 + benefits About the Role Our client, a blockchain analytics scale-up, is looking for a Senior AI/ML Engineer to join their expanding team. They're scaling their AI capabilities and need someone passionate about applying cutting-edge machine learning and LLM techniques to real-world crypto data. You'll work directly with a Staff AI/ML...

Job Description 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...

You will provide senior-level technical input across the full project lifecycle, from asset inspections and condition assessments, through feasibility, design, and construction, to supervision of works and approval of as-built records. The role also includes mentoring junior engineers and contributing to the continuous improvement of asset management processes.

You will help deliver operationally effective naval combat systems, ensuring complex maritime systems are safely and fully integrated. Working within a team of Combat System Engineers, you will plan and deliver integration, test, evaluation and acceptance activities, support the emerging Design Authority, and contribute to sea trials and safety evidence for system integration.

Job Description Senior Mechanical Marine Engineer Southampton £50,000 - £65,000 + Hybrid Working + Career Progression + Bonus + Private Medical + 15% Pension + 26 Days Holiday + Stability + Life insurance + Private Medical + Holidays Secure your next career move as a Senior Mechanical Marine Engineer with a leading marine engineering consultancy working on high-value superyacht and complex...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.