699,578+ Lead Aidriven Software Engineer Python Java Jobs in UK — Top Companies Hiring June 2026

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Senior Java Engineer Front Office Trading Systems

Stanford Black Limited seeks experienced engineers to develop sophisticated systematic trading systems at their London office. You will own the end-to-end lifecycle of execution workflows, build high-performance systems, and collaborate with researchers to enhance trading algorithms. The ideal candidat ...

Senior Java Engineer: Microservices, TDD, CI & Agile

Sanderson Government & Defence is looking for a Senior Java Developer in Walbottle, United Kingdom. The role emphasizes best practices in software development, including coding standards and Agile methodologies, while supporting test automation and mentoring team members. With a strong commitment to di ...

Senior Backend Java Engineer Financial Services (London)

LinuxRecruit is looking for a Senior Backend Developer specializing in Java to join their team in London, United Kingdom. The ideal candidate should have a strong background in backend development and a passion for writing impactful code. The position offers a competitive salary between £75k and £85k per year ba ...

Senior Java Engineer, Trader‑Facing Risk Platforms

96 Morgan Stanley UK Ltd is looking for a Senior Java Developer to join their Structured Rates desk-facing squad. This VP-level role involves designing technology solutions that enable traders to execute trades and manage risk, collaborating across global teams. The ideal candidate will have at least 6 ...

Senior Backend Java Engineer – Hybrid, Global Finance

Citibank (Switzerland) AG in Belfast is looking for Experienced Backend Java Developers to join their Tech team. You will play a key role in developing applications that support global finance, delivering solutions that impact economies and innovation. The position offers a hybrid working model, compet ...

Senior Java Engineer Full Stack, Vice President

Role Overview:The Senior Java Full-Stack Engineer is an experienced, individual contributor position responsible for designing, developing, and implementing high-quality, end-to-end application systems and programs in coordination with the Technology team. The overall objective of this role is t ...

Senior Java Microservices Engineer (Cloud, TDD/BDD)

JD ROSS is looking for a Junior Java Developer for a 12-month contract based in Newcastle, working in a hybrid model. The role offers £33,000 a year with responsibilities including developing microservices and collaborating with cloud teams. Candidates should have experience in Java 21, TDD, and the ab ...

Senior C/C++ & Java Engineer — Windows Enterprise

Java Script Works is seeking a Senior C/C++ Developer with Java experience in Birmingham, United Kingdom. The role requires development work in a Windows environment, with previous software development experience in Java being essential. Beneficial skills include frontend experience with JavaScript, TypeScript, ...

Front Office FX Trading Java Engineer (Hybrid)

Deloitte - Recruitment is seeking a highly technical Java Developer to join a front-office technology team in London. The developer will support FX trading platforms, working closely with quantitative teams and stakeholders to enhance high-performance trading systems. The ideal candidate has strong exp ...

Java Backend Engineer (DV Cleared) – Secure Microservices

Addition Solutions LTD is looking for a Java Developer to build secure, high-performance backend systems supporting national security and intelligence programs. You'll design and develop robust Java-based backend services, work with microservices and RESTful APIs, and tackle complex data challenges. This role re ...

Senior Java Trading Systems Engineer Low Latency

A leading financial services provider is seeking a Senior Java Developer to design and implement low-latency trading system components. This role requires deep expertise in Java, real-time systems, and distributed messaging technologies. The ideal candidate will be responsible for optimizing mission-critical tra ...

Platform Backend Java Engineer (Hybrid, Fixed Term)

A technology consulting company is seeking a Backend Java Developer to build core backend services in a hybrid role based in Birmingham. You will implement policy engines for data governance and work with distributed data platforms. The ideal candidate has strong Java and Spring experience, expertise in SQL pars ...

Senior Java Engineer – Azure – Finance Domain – London

Senior Java Engineer (Azure) - Finance - London Daily rate: €500 - €700 (inside IR35) Duration: 12 months Hybrid: 8 days per month Start: ASAP A banking client of mine is looking for a Senior Java Engineer with Azure and Kafka experience to join the team on a freelance basis. We are specifically loo ...

Java Full Stack Engineer Consultant Digital Excellence

At Capgemini Invent, we believe difference drives change. As inventive transformation consultants, we blend our strategic, creative and scientific capabilities, collaborating closely with clients to deliver cutting-edge solutions. Join us to drive transformation tailored to our client's challenges of today an ...

Java DevOps Engineer eDV Clearance, Onsite Cheltenham

IO Associates is seeking a Java Developer with strong DevOps skills to join an established SME in the National Security space in Cheltenham. The role requires active eDV Clearance and a start date as soon as possible. You will be expected on site for 3 days each week for a duration of 6 months, with a ...

Tech Lead – Departure & Compliance

The Role Overview In this role, you will lead the evolution of the software and data platforms that underpin our Departure & Compliance product area. You will ensure that departure‑critical data—including passenger, flight, and regulatory information is perfectly integrated and highly resilient a ...

Director, Engineering Consultancy

Who We Are BCG Expand is a specialist firm providing unique data-driven business intelligence as a trusted advisor to senior executives across the world’s leading financial services firms. Expand’s focus is on data benchmarking in technology, operations, FinTech and market data, with expertise aro ...

Senior Site Reliability Engineer

Senior Site Reliability Engineer – iManage SRE is part of a global organization that leverages the latest technology to communicate with our colleagues across the globe. We organize ourselves into distributed teams – SRE teams are anchored to iManage offices across the globe. Tuesdays and Thursda ...

Research Software Engineer Paris/London

Overview About Mistral At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratize AI through high-performance, optimized, open-source and cutting- ...

Senior Data Analyst

We are supporting a global engineering and technology organisation in the search for a Senior Data Analyst to join a team focused on developing and deploying innovative data-driven solutions. Working alongside engineering specialists, software engineers, data professionals, HMI designers, and DevOp ...

Senior Satellite Communications Systems Engineer

Senior Satellite Communications Systems Engineer Senior Satellite Communications Systems Engineer 1 day ago Be among the first 25 applicants This range is provided by Anson McCade. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. </ ...

Senior Full Stack Developer

Position Description: At CGI, our Full Stack Software Engineers deliver impactful, end-to-end solutions that enable organisations to innovate, scale, and succeed in a digital-first world. As we grow our engineering capability across Scotland and Northern Ireland, you’ll help shape modern ...

Senior Full Stack Developer

Position Description: At CGI, our Full Stack Software Engineers deliver impactful, end-to-end solutions that enable organisations to innovate, scale, and succeed in a digital-first world. As we grow our engineering capability across Scotland and Northern Ireland, you’ll help shape modern ...

Staff Kernel Driver Engineer – Linux & PCIe

A leading AI compute technology company in the UK is looking for a skilled Software Engineer to work on OS Kernel and Device Driver software. You will design and implement solutions in C/C++/Python, collaborate with both hardware and software teams, and participate in agile development. Essential skills include ...

Senior ML QA Engineer Test Automation & Quality

Graphcore is seeking an experienced Software Engineer to design and maintain high-quality software systems. This role emphasizes testing and validating complex machine learning software stacks, focusing on automation and software architecture. The ideal candidate will have strong Python and software de ...

Full Stack Engineer

Direct message the job poster from Intellect Group Recruitment Consultant at Intellect Group Are you passionate about building technology that drives real-world impact? Join a forward-thinking team committed to modernising how critical services are delivered across the UK and beyond. </ ...

Senior Security Engineer

Senior Security Engineer | Belfast (Hybrid) At a glance: Senior Security Engineer - Python, AWS, cloud-native security Fast-growing US InsurTech, Belfast engineering hub Hybrid - 3 days Belfast office, 2 days remote Competitive salary + performance bo ...

Java Developer Up to £160,000 + Bonus + Package

Java Developer – Up to £160,000 + Bonus + Package Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Hunter Bond Principal Consultant / Team Lead at Hunter Bond Compensation: Up to £160,000 + Bonus + Comprehensive ...

Senior DevOps Engineer — Cloud, Automation & Uptime

Skills Required Proficiency with Git and cloud platforms, specifically AWS and GCP. Hands-on experience with scripting languages such as Python, Go, or Node.js is essential. Responsibilities You will be responsible for deploying updates and fixes while ensuring high service ...

Senior DevOps Engineer in Charing Plexus Resource Solutions Ltd

Skills Required Proficiency with Git and cloud platforms, specifically AWS and GCP. Hands-on experience with scripting languages such as Python, Go, or Node.js is essential. Responsibilities You will be responsible for deploying updates and fixes while ensuring high service ...

Python Developer Leeds in Leeds 83zero Ltd

£39,100 - 77,900 per year Requirements I am looking for candidates with strong experience in Python development. You should have proven skills with AWS services and infrastructure management. Hands-on expertise in Terraform and Infrastructure as Code is a ...

Senior Developer

Join a company redefining a market. Code in a cloud-native environment, crafting features to power innovation that enterprises will use on a global scale. You think in systems and understand the impact the code you write will have. You want to solve complex engineering challenges, work with large d ...

Founding Python Engineer Early Stage Start Up London

Overview Founding Python Engineer required for an early stage start-up building the future of AI-powered data processing. Joined by a founding team from leading industry names and backed by prestigious VC and angel investors, this is a ground-floor opportunity to work on technically challenging AI ...

Software Developer – Quantitative Trading

Software Developer – Quantitative Trading The Opportunity Our client is a leading quantitative prop trading firm known for its high-performance technology and research-driven strategies. They’re looking for a strong Software Developer to help build and optimise the systems th ...

Software engineering specialist

Software Development Specialist / ProfessionalLocation: London, Cheltenham, Ipswich, or Manchester (Onsite) Hours: 37.5 hours per weekClearance Requirement: Active DV (Developed Vetting) clearance is mandatory.About the RoleWe are seeking engineers with strong IT and engin ...

MOD DV Cleared Senior Software Engineer

MOD DV Cleared Senior Software Engineer. Permanent position located Portsmouth / Home (on site 3 days a week). Salary: £80,000 – £90,000 (benefits). This is a hands‑on senior engineering role focused on maintaining, improving and evolving complex software systems. Key Responsibilities ...

Principal Data Scientist AI in London Opus 2

Principal Data Scientist – AI London, United Kingdom Posted 11 months ago Tech Stack TypeScript Java Artificial Intelligence Python Requirements Proficiency in Python, with experience building and mainta ...

Test Automation Engineer

Join Our Team as an Experienced Test Automation Engineer! Are you passionate about test automation and looking to make a difference in a dynamic challenger bank? We're hiring an experienced Test Automation Engineer to enhance our testing efforts across our platform. What You'll Do: ...

Software Development Engineer, Advertising, Supply Enablement

Wren is an exciting advertising team in Amazon, responsible for removing barriers that prevent advertisers from accessing premium channels. We build systems for ad registration with both internal and external channels. We ensure that publishers can review creatives before they show on their channels, and that ad ...

Senior Oracle Developer | up to £75,000 | Berkshire, Hybrid

Senior Oracle Developer up to £75,000 Berkshire, Hybrid Pearson Carter are working with a very exciting client in the Travel and Leisure industry who are are partnered with giants such as TUI, EasyJet, Premier Holidays and more. They are looking for a Senior ...

Senior Oracle Developer | up to £75,000 | Berkshire, Hybrid

Senior Oracle Developer up to £75,000 Berkshire, Hybrid Pearson Carter are working with a very exciting client in the Travel and Leisure industry who are are partnered with giants such as TUI, EasyJet, Premier Holidays and more. They are looking for a Senior ...

Software Development Engineer, Advertising, Supply Enablement

Wren is an exciting advertising team in Amazon, responsible for removing barriers that prevent advertisers from accessing premium channels. We build systems for ad registration with both internal and external channels. We ensure that publishers can review creatives before they show on their channels, and that ad ...

Senior Software Engineer II Data Engineering

.**About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our rich data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerate progress across research, healthcare, and lif ...

AI Azure Developer: Build Intelligent, API Driven Solutions

Java Script Works in Elland, United Kingdom, is seeking an AI Azure Developer for a full-time role. The position requires experience with low-code and pro-code agent development, strong API integration skills (REST/GraphQL), and proficiency in Python and C#/Java. Familiarity with GitHub Copilot or similar AI cod ...

Engineering Lead: DevOps, React & Cloud Delivery

Java Script Works is looking for an Engineering Lead to oversee projects in Manchester. This role involves practical software design and DevOps principles using React, JavaScript, TypeScript, and GCP. The Engineering Lead will need to manage complex delivery and collaborate with multiple teams to ensur ...

Robotics Data & Sensors Software Engineer Device & Pipelines

Humanoid in Greater London seeks a Software Engineer to develop the software for our UMI data collection devices. This role involves creating robust device software, ensuring data quality, and supporting data collection sessions. The ideal candidate has solid experience in embedded software, proficienc ...

Senior Real Time Microscopy Software Engineer

Convergent Research, LLC seeks an entrepreneurial Software Engineer to own the software systems for their multi-photon microscopy platform. The role involves maintaining and extending MATLAB-based software, collaborating closely with FPGA engineers and experimental neuroscientists. Candidates should have experie ...

Staff ML QA Engineer: Test Automation for AI Stack

Graphcore in Greater London is seeking an experienced Software Engineer to design, develop, and maintain high-quality software systems for machine learning software stacks. Candidates should have strong software design and architecture skills, and a proven track record in mentoring junior engineers. Th ...

Full Stack Java Developer

Full Stack Java Developer Job location: Glasgow/Bournemouth, UK (Onsite) We are seeking a passionate and skilled Software Engineer to join our dynamic team. In this role, you will design, develop, and maintain enterprise-grade applications using Java and Spring Boot, working exten ...

DevOps Engineer

Working with a global financial services organisation who are looking for a Senior DevOps Engineer to help deliver a high-profile project.DetailsLocation - London Hybrid - 3 days / week in officeDuration - Initially 6 monthsRate - £650-£750 / day Inside IR35 via UmbrellaSkills and ...

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