5,971+ Backend Java Python Developer Jobs in London, UK — Local Employers Hiring July 2026

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Lead Linux Kernel Engineer Ubuntu

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

DevOps Engineer CIMAR

Company Overview CIMAR UK Ltd, now a part of DeepHealth, is a leading provider in the SaaS (Software-as-a-Service) healthcare sector, specialising in advanced cloud-based image management solutions. Our technology empowers healthcare or ...

Generative AI Engineer

One of the most exciting prospects in the UK cyber security sector today, Bridewell is a leading cyber security services company specialising in protecting and transforming critical business functions for some of the world’s most trusted organisations. We are the trusted partner for operators of essential ser ...

Senior Structural Engineer

Job Description As a Senior Engineer in our team, you will support delivery of our global portfolio of projects through various levels of development (conceptual, FEED and detailed design projects) for major offshore wind turbine generator assets together with developing innovative ...

Quantitative AI Strategist

Quantitative AI StrategistJob LocationLondonEmployment typeRegularDepartmentTradingTargeted Start DateImmediateDRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the worl ...

Early Stage Researcher on a Marie Skłodowska Curie Innovative Training Network

Are you an early-career researcher passionate about advancing fundamental knowledge in the field of atomic, molecular and optical physics and its rapid translation into real-life applications?We are seeking a highly motivated individual to join the Department of Chemistry at Imperial College London as ...

Corporate Actuarial Manager

Who are we?👋Look at the latest headlines and you will see something Ki insures. Think space shuttles, world tours, wind farms, and even footballers’ legs. Ki’s mission is simple. Digitally disrupt and revolutionise a 335-year-old market. Working with Google and UCL ...

Software Engineer L3 Support

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Manager, Member Capital Systems

Lloyd’s is the world’s leading insurance and reinsurance marketplace, bringing together the world’s leading risk takers to advance global progress.Our strategy is focused on delivering strong underwriting performance, operating an efficient and flexible marketplace, and maximising the capital advantage ...

Software Maintenance Engineer

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Junior Analyst, AI & Automation

Job Title: Junior AI & Automation AnalystDepartment: OperationsReporting To: Richard DarbonLocation: London, United KingdomHybrid Working: 3 days in your local officeFull-time | Fixed Term Contract (3 Months)The RoleThe Junior AI & Automation A ...

Manager, People Analytics

The Workplace Engineering function sits at the intersection of traditional HR analytics and modern Product Engineering. We transform raw workforce data into a suite of People Products that drive high performance. We don’t just report on what happened; we engineer the tools and insights that determine what ...

Usability Engineer User Science

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Assistant Vice President, Cloud Engineer

Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we se ...

Senior Sales Engineer

Who We AreAppLogic Networks powers the networks behind AI and the critical applications people rely on every day. We help network owners service providers and Enterprises understand how applications perform, how users experience them, and where action is needed to improve qu ...

Risk Transformation Manager London hybrid

Risk Transformation ManagerLocation: London (Hybrid)About the RoleWe are seeking high-performing Risk Transformation Managers to join a leading advisory team delivering complex, large-scale change program ...

AI Engineer

ContextBrunswick is on a journey to leverage AI and data science to enhance its operations and the advice it gives to clients. We currently have an exciting and unique opportunity to join our growing AI team.The RoleThe role will take responsibility for develop ...

Treasury IRRBB Analyst: Reporting Analytics

Hello, we’re Starling. We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. We’re a fully licensed UK bank with the culture and spirit of a fast-moving, disruptive tech company. We’re a bank, but better: fairer, ...

Senior DevOps Engineer

About RedCloudWe are revolutionizing B2B commerce by delivering scalable, innovative solutions that empower businesses to grow and thrive in a competitive landscape. Our AI powered platform streamlines logistics, payments, and supply chain operations, making it easier for companies to ...

Data Scientist III, Planning and Insights

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.Why Join Us?</b ...

Manager – Model Build and Data Analytics

Ideas | People | TrustWe’re BDO. An accountancy and business advisory firm, providing the advice and solutions entrepreneurial organisations need to navigate today’s changing world.We work with the companies that are Britain’s economic engine – ambitious, entrepreneurially-spirited and high‑grow ...

MLOps Engineer

About the job you’re consideringIn Digital Customer Experience we specialize in navigating our clients through the complexities of large-scale, technology-driven transformation programs, using our skills to drive outstanding delivery. Having the right people using the right methodo ...

Assistant Vice President, Cloud Engineer

Do you want your voice heard and your actions to count? Discover your opportunity with Mitsubishi UFJ Financial Group (MUFG), one of the world’s leading financial groups. Across the globe, we’re 150,000 colleagues, striving to make a difference for every client, organization, and community we se ...

Ubuntu Sales Engineer (Entry Level)

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Technology Manager, Video Applications

The Associated Press is an independent global news organization dedicated to factual reporting. Founded in 1846, AP today remains the most trusted source of fast, accurate, unbiased news in all formats and the essential provider of the technology and services vital to the news business. More than half the wor ...

Data Scientist – Decision Science & Modelling

Job DescriptionWe are seeking a Data Scientist to design and deliver analytical models and decision-support systems that improve understanding, prediction and decision-making across the business.The role focuses on building practical models of complex real-world systems, working with imperfec ...

Senior Climate Transition Risk Researcher – Nice (France) or London (UK)

Senior Climate Transition Risk Researcher – One vacancy in Nice (France) or London (UK)RoleJoin an innovative climate research institute dedicated to advancing the understanding and application of climate risk assessments, developing innovative methodologies. This role focuse ...

Lead/Principal Data Engineer

The role in a nutshell: Kin + Carta is looking to hire a Principal level Data Engineer to join our growing Data & AI team. If you are passionate about building valuable, innovative and inspiring data solutions with a desire to continually learn as part of a collaborative and supportive te ...

Staff Machine Learning Scientist Core ML

Staff Machine Learning Scientist - Core MLTeam: Engineering & DataLocation: Depop - LondonCompany DescriptionDepop is the community-powered circular fashion marketplace where anyone can buy, sell and discover desirable secondhand fashion. With ...

Ubuntu Sales Engineer (English/Spanish Required)

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Portfolio Management Actuary

Description :About Everest:Everest is a global leader in risk management, rooted in a rich, 50+ year heritage of enabling businesses to survive and thrive, and economies to function and flourish. We are underwriters of risk, growth, progress and opportunity. We are a global ...

Generative AI Engineer

One of the most exciting prospects in the UK cyber security sector today, Bridewell is a leading cyber security services company specialising in protecting and transforming critical business functions for some of the world’s most trusted organisations. We are the trusted partner for operators of essential ser ...

Infrastructure Engineers

Position Description: CGI was recognised in the Sunday Times Best Places to Work List and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you ...

Junior Analyst, AI & Automation

Job Title: Junior AI & Automation AnalystDepartment: OperationsReporting To: Richard DarbonLocation: London, United KingdomHybrid Working: 3 days in your local officeFull-time | Fixed Term Contract (3 Months)The RoleThe Junior AI & Automation A ...

Manager – Model Build and Data Analytics

Ideas | People | TrustWe’re BDO. An accountancy and business advisory firm, providing the advice and solutions entrepreneurial organisations need to navigate today’s changing world.We work with the companies that are Britain’s economic engine – ambitious, entrepreneurially-spirited and high‑grow ...

Staff Software Test Engineer

Company OverviewAt CoMind, we are developing a non-invasive neuromonitoring technology that will result in a new era of clinical brain monitoring. In joining us, you will be helping to create cutting-edge technologies that will improve how we diagnose and treat brain disorders, ultimately improving an ...

Usability Engineer User Science

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Manager, Member Capital Systems

Lloyd’s is the world’s leading insurance and reinsurance marketplace, bringing together the world’s leading risk takers to advance global progress.Our strategy is focused on delivering strong underwriting performance, operating an efficient and flexible marketplace, and maximising the capital advantage ...

IoT Solutions Architecture Manager (Americas only)

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Software Support Engineer

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Global Macro Strategy

**The Global Macro Strategy team in London are looking to hire a senior associate to assist with their research effort. The associate will support senior members of the team by conducting analysis on financial market and economic data to help the team provide robust, thematic trade ideas aimed at the macro hedg ...

Senior Climate Transition Risk Researcher – Nice (France) or London (UK)

Senior Climate Transition Risk Researcher – One vacancy in Nice (France) or London (UK)RoleJoin an innovative climate research institute dedicated to advancing the understanding and application of climate risk assessments, developing innovative methodologies. This role focuse ...

Lead/Principal Data Engineer

The role in a nutshell: Kin + Carta is looking to hire a Principal level Data Engineer to join our growing Data & AI team. If you are passionate about building valuable, innovative and inspiring data solutions with a desire to continually learn as part of a collaborative and supportive te ...

Business Operations Manager

About UsBezos.ai is a Fulfilment-as-a-Service (FaaS) platform. Online sellers connect their sales channels (Amazon, eBay, Shopify) and we orchestrate the rest, routing orders to a global network of warehouse and carrier partners, tracking every parcel to the customer's door, and giving ...

Head of Clinical AI

Healthcare systems face growing pressure to do more with limited resources. To address this, we must shift towards early detection and prevention.We are one of the first class IIb certified multimodal AI Clinical Decision Support tools (EU:MDR) and have unprecedented access to multimodal data ac ...

Data Scientist – Decision Science & Modelling

Job DescriptionWe are seeking a Data Scientist to design and deliver analytical models and decision-support systems that improve understanding, prediction and decision-making across the business.The role focuses on building practical models of complex real-world systems, working with imperfec ...

Data Engineer

**Date Posted:** 2026-03-17**Country:** United Kingdom**Location:** Manchester, Lancashire**Position Role Type:** Onsite Raytheon UK have a full time, permanent opportunity for a **Data Engineer** to join our team on our Manchester, Gloucester or London ...

Senior Technical Support Engineer, Focused Services

**Our Mission** At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re re ...

Lead Data Consultant

Job DescriptionWe are growing our consulting team and looking for Lead Data Consultants to join us on our exciting journey and be part of the Hitachi Solutions family.This is a unique and challenging opportunity for an experienced Data Con ...

Analytics Manager

**Company description** We are the ROI agency, a position we have proudly held true to since 2005. Our more than 6,000 specialists across 95 markets offer unparalleled capabilities in Media, Data, Technology, Commerce and Content. We put effectiveness at the heart of our work to solve complex challenges ...

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    Backend Java Python Developer Jobs in London Job Search Guide, Trends and Insights