Lead Software Engineer Python Java Jobs in London, UK

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Staff Middleware Engineer, Autonomous Driving

Rivian is seeking a Software Engineer specializing in safety-critical self-driving middleware in the Greater London area. You will design, develop, and deploy software essential for self-driving features, applying your expertise in C++ and working with distributed systems. Ideal candidates will have 8+ ...

Lead GPU Platform Architect

A leading technology company in Greater London is seeking a highly motivated engineer to join their GPU Architecture Team. The position involves innovating solutions for future GPU architectures, including close collaboration with software partners. Required qualifications include a BS degree and experience in G ...

Cloud Security Engineer — Auth, Encryption & IAM

Omaze is looking for a Software Engineer to join the Apple Cloud Object Store (ACOS) team. This role emphasizes security, requiring strong backend software engineering skills. You'll tackle challenges related to authentication, authorization, and encryption, all while collaborating across teams to enhance the se ...

ML Inference Engineer Private Cloud Compute

A leading technology company in Greater London is seeking a skilled Software Engineer to enhance private cloud compute systems. The role involves developing frameworks in Swift and C++ for ML inference tasks. The successful candidate will ensure high-quality software delivery and benefit from a diverse team cult ...

Customer Facing Forward Deployed Engineer

OpenAI is looking for a customer-focused Software Engineer to build custom software utilizing its APIs in London. This hybrid role involves working closely with customers to design solutions that address significant challenges and may require up to 50% travel. Ideal candidates will have 7+ years of full-stack en ...

Low Latency C++ Trading Systems Engineer

Harrington Starr is looking for a Software Engineer in London to work in a high-performance trading environment. The role involves developing and optimizing core trading systems for multiple asset classes and collaborating closely with quantitative teams. Candidates should have a strong software engineering back ...

Junior QA Engineer — Agile Testing & Automation Exposure

Ofgem is seeking a Junior QAT (Quality Assurance Tester) Engineer located in Greater London. This permanent role offers a chance to develop your career in quality assurance within a fast-paced digital environment. Responsibilities include executing manual tests for software, collaborating with teams, and support ...

Staff Engineer Labyrinth Screening

Ripjar specialises in the development of software and data products that help governments and organisations combat serious financial crime. Our technology is used to identify criminal activity such as money laundering and terrorist financing, enabling organisations to enforce sanctions at scale to help com ...

Senior Manager Technology Energy Trading & Risk Management (Endur) Energy & Commodities

Job Description At Publicis Sapient, we help our clients with their Digital Business Transformation journey. In the Energy & Commodities Trading space, our clients are increasingly investing in the transformation of their digital estate, architecting for speed and agility in the context of the ch ...

Senior Back End Engineer, Trading Platform

Senior Back-End Engineer, Trading Platform London Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain ...

Senior Back End Engineer, Trading Platform

Senior Back-End Engineer, Trading Platform London Blockchain is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain ...

Expert Data Platform Engineer

Join to apply for the Expert Data Platform Engineer role at Typeform . Who we are Typeform is a refreshingly different form builder. We help over 150,000 businesses collect the data they need with forms, surveys, and quizzes that people enjoy. Designed to look striking and ...

PLM Consultant

This position will be supported from a home office; location can be anywhere in the UK. Maya HTT is an industry-leading software developer and engineering solutions provider focused on CAE, CAD, CAM and PLM. A long-time partner of Siemens Digital Industries Software, Maya HTT collaborates in provid ...

Cloud & Engineering Director

Cloud & Engineering Director Technology & AI Institute Build. Teach. Deploy. London, Hybrid £90k-£120k + Benefits We are partnered with a fast-scaling Technology & AI Institute reimagining how mode ...

Android Developer

Who We Are Konrad is a next generation digital consultancy. We are dedicated to solving complex business problems for our global clients with creative and forward-thinking solutions. Our employees enjoy a culture built on innovation and a commitment to creating best-in-class digital products in u ...

Deep Learning Research Engineer

At Plumerai, we make it easy and affordable for developers to add highly accurate AI to their embedded devices and thereby enable them to create amazing new products. We combine our on-device Tiny AI software with our cloud-based multimodal LLMs, providing People Detection, Video Search, Familiar Face Iden ...

Senior Deep Learning Research Engineer

At Plumerai, we make it easy and affordable for developers to add highly accurate AI to their embedded devices and thereby enable them to create amazing new products. We combine our on-device Tiny AI software with our cloud-based multimodal LLMs, providing People Detection, Video Search, Familiar Face Iden ...

Senior FPGA Engineer

About OLIX AI is growing faster than any technology in history and the explosion in demand has created a massive infrastructure gap; we can no longer build chips or power stations fast enough to keep up. The industry is still leaning on a ten-year-old hardware blueprint that has reached its limit. ...

Senior Developer

Senior Developer - Active SC, Java, OracleUp to £550 per day (Inside IR35)London / Hybrid6 monthsMy client is an instantly recognisable consultancy who urgently require a Senior Developer with Active Security Clearance (SC), to join a business-critical programme.Key Requirements:Proven experience workin ...

Senior Developer

Senior Developer - Active SC, Java, OracleUp to £550 per day (Inside IR35)London / Hybrid6 monthsMy client is an instantly recognisable consultancy who urgently require a Senior Developer with Active Security Clearance (SC), to join a business-critical programme.Key Requirements:Proven experience workin ...

Founding Engineer (TypeScript/AI)

Founding Engineer | Seed-stage AI SaaS (£100k + equity) If your skills, experience, and qualifications match those in this job overview, do not delay your application.We’re hiring for a seed-stage SaaS startup backed by Balderton (near £5m raised) tha ...

Senior Staff Engineer, Generative AI & Applied Innovation

A leading global technology company is seeking a Staff Software Engineer specializing in Generative AI. Based in London, you will drive the development and execution of innovative machine learning solutions while collaborating with cross-functional teams. Ideal candidates have 8+ years of software development ex ...

Senior Staff Engineer, Generative AI & Applied Innovation

A leading global technology company is seeking a Staff Software Engineer specializing in Generative AI. Based in London, you will drive the development and execution of innovative machine learning solutions while collaborating with cross-functional teams. Ideal candidates have 8+ years of software development ex ...

Senior Backend Developer

£120,000 + Share Options & Benefits Flexible office policy | South London I'm partnering with a high-growth UK payments fintech that's fundamentally rethinking how merchants and consumers pay for goods and services. This isn't a company doing incremental work, they're buil ...

Senior ML Leader Visual Computing for Games (Hybrid)

PlayStation Network in Greater London is seeking a Lead or Senior Lead: Machine Learning to join the Visual Computing Group. This strategic role focuses on advancing game rendering and streaming through cutting-edge technology. The ideal candidate will manage a high-performance team, coordinate development, and ...

FinTech Technical Lead: Platform Architect (Hybrid/Remote UK)

Burns Sheehan is looking for a Technical Lead to drive the tech strategy within a profitable fintech scale-up in London. This hybrid role offers real strategic influence, requiring expertise in systems architecture and mentoring, with a focus on evolving data-driven platforms. The candidate should have strong sk ...

Hybrid Logistics Data Science Lead — AI Planning

Ocado Technology Group is seeking a Data Science Lead in Logistics to lead the Autoplanner team. In this hybrid role based in London and Hatfield, you will develop AI systems to enhance operational excellence and profitability. You’ll collaborate with product and engineering teams and mentor a high-performing te ...

Senior Data Scientist & GenAI Architect

DLA Piper is looking for a Lead Data Scientist in Greater London to lead AI and machine learning initiatives across various legal and business services. This hands-on role involves setting technical strategies, mentoring teams, and delivering extensive AI solutions. The ideal candidate will have significant expe ...

C++ Market Data Lead — High Performance Analytics

Harrington Starr is seeking a Market Data Engineering Lead to oversee equities data pipelines and infrastructure in London. The role requires strong C++ development experience on Linux and solid Python capabilities for data tooling. The successful candidate will lead project lifecycles, enhance system performanc ...

Infrastructure Operations Lead

Overview Are you a seasoned leader with a knack for navigating complex technical landscapes? Thriving in dynamic, live environments where agility and quick thinking are paramount. As an Infrastructure Operations Lead, you'll step into a pivotal leadership role where you'll blend hands‑on technica ...

SAP Technical Architect

Is it Permanent / Contract: Open for both Perm/Contract Is it Onsite/Remote/Hybrid: 4 days per week from office for the first few months and then 3 days per week from office Job Description: SAP Technical Arch role (Onsite) Key responsibilities Own tech ...

Desarrollador Back End

ALDIA es una empresa internacional con sede central en Londres, con presencia en España y Suecia. Nos especializamos en la consultoría tecnológica y de ingeniería. ALDIA trabaja con su propio grupo de consultores para mejorar la calidad y aportar soluciones tecnológicas e innovadoras. En la actualidad, est ...

Dev/Tech Lead

We are exclusively working with a Fintech company who are shaping the Banking/Finance industry with their innovative and scalable technology platform. As a business the thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, high energy and co ...

Dev/Tech Lead

We are exclusively working with a Fintech company who are shaping the Banking/Finance industry with their innovative and scalable technology platform. As a business the thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, high energy and co ...

Senior Market Data Engineer

Senior Market Data Engineer Our client is a global quantitative and systematic investment firm operating across all liquid asset classes worldwide. The organisation is highly technology- and data-driven, applying a scientific approach to investing. By combining data, research, technol ...

Forward Deployed Engineer

The job description is not grade specific, there actually is a pretty broadly applicable 'consulting engineer' job description but with the caveats that a) it is not currently specific to a grade and b) that the emphasis of the day to day does vary per client: We’re looking for FDE ...

Senior Full Stack Engineer, Front End Leaning

Senior Full-Stack Engineer (Front-End Leaning) Join to apply for the Senior Full-Stack Engineer (Front-End Leaning) role at Encord. About Encord: The success of any machine learning system relies on the quality of its training data, but building high quality datasets is too slow and too exp ...

Senior Full Stack Engineer

About Encord At Encord, we're building the AI infrastructure of the future. One of the biggest challenges AI companies face today is data quality. The success of any AI application relies heavily on the quality of its training data, yet for most teams, this crucial step is both the most costly an ...

Junior Data Engineer

Robert Half Technology are assisting a global Pharmaceutical organisation to recruit a Junior Data Engineer on a 6 month contract basis - Hybrid Working (1 day per week onsite) - London based The Junior Data Engineer will You play a key role in turning data into actionable insights, supporting decision ...

Junior Data Engineer

Robert Half Technology are assisting a global Pharmaceutical organisation to recruit a Junior Data Engineer on a 6 month contract basis - Hybrid Working (1 day per week onsite) - London based The Junior Data Engineer will You play a key role in turning data into actionable insights, supporting decision ...

Principal or Associate Drainage and Flood risk Engineer

Principal or Associate Drainage and Flood Risk Engineer Reference Cg237 Sector Civil & Structural Engineering, Transport Infrastructure Two bonus a year and shares in the company ((BST: 8:00 - 18:00 (Mon/Thurs) 8:00 - 16:00 (Fri))) A ...

Technical Architect

Technical Architect / Principal Engineer London (hybrid) 90k to 105k We’re partnering with an ambitious London‑based payments start‑up looking to hire a hands‑on Technical Architect / Principal Engineer to help shape the next generation of their platform as they scale. ...

Highway Design Engineer

The company have developed a well-earned reputation for their work delivering civil and environmental engineering projects to meet the growing demands of our changing world. Currently undergoing a phase of growth, they work with a wide range of clients across the UK in both the public and private sectors, del ...

BMS Applications Engineer

Job Description The BMS Application Engineer role is a Technical role focused on designing, configuring and supporting systems that control and monitor building operations like HVAC, lighting and energy usage. Type of contract: Permanent Department: BMS Hours: Mon – Fri, 0 ...

Senior Cloud SRE AI/ML Platform & GPU Compute

As a Cloud Site Reliability Engineer at Wayve, you will build and scale the reliability foundations of our AI cloud platform. This includes our Model Development Platform (powering end-to-end model development from raw data to on‑road experimentation) and our GPU Compute platform (large‑scale, multi‑tenant ...

Senior SOC Analyst

About Motorway Motorway is the UK’s fastest-growing used car marketplace – our award winning, online-only platform connects private car sellers with over 7,500 verified dealers nationwide, who compete to offer the best price. Founded in 2017, our technology makes the process refreshingly ...

Technical Lead

A high-growth FinTech is expanding its engineering leadership and is looking for a Tech Lead to guide the development of core platform capabilities. Their products enable businesses across the UK, and the organisation is scaling quickly as demand increases. This position is ideal for someone who enj ...

SC & DV Cleared Data Consultants And Analysts

SC & DV Cleared Data Consultants and Analysts London Up to £60,000 per annum As a SC or DV Cleared Data Consultant or Analyst, you ll lead the charge on some of the most complex, high-impact data programmes in the UK, helping clients unlock the power of their data while mentoring the next generati ...

Data Engineering and Delivery Lead

With a company culture rooted in collaboration, expertise and innovation, we aim to promote progress and inspire our clients, employees, investors and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility℠.The Da ...

Data Engineering and Delivery Lead

With a company culture rooted in collaboration, expertise and innovation, we aim to promote progress and inspire our clients, employees, investors and communities to achieve their greatest potential. Our work is the catalyst that helps others achieve their goals. In short, We Enable Possibility℠.The Da ...

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    Lead Software Engineer Python Java Jobs in London Job Search Guide, Trends and Insights