Lead Software Engineer Python Java Jobs in London, UK

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Entry Level AI and Python Course (Archway)

Junior AI Developer Programme – Job Support IncludedIncrease your chances of an interview by reading the following overview of this role before making an application.Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, a ...

Entry Level AI and Python Course (Archway)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Senior Software Developer

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems.This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-wor ...

Graduate Software Developer

We have an excellent client offering an exciting opportunity for a Graduate Software Developer to join a high-performing team building cutting-edge trading and research systems. This role is ideal for a recent graduate eager to work on real-world, high-impact applications while developing strong technical and pr ...

Software Engineering Specialist

Location: City of London Job Type: Contract Industry: Digital Workspace Job reference: BBBH438554_1778517079 Posted: about 5 hours ago Software Engineer 6 months Ipswich / London - onsite £745 per day inside ir35 - Umbrell only Active SC clearance req ...

Software Engineering Specialist

Location: City of London Job Type: Contract Industry: Digital Workspace Job reference: BBBH438554_1778517079 Posted: about 5 hours ago Software Engineer 6 months Ipswich / London - onsite £745 per day inside ir35 - Umbrell only Active SC clearance req ...

Fullstack Product Engineer — Real Time Regulatory Apps

A leading compliance technology firm in Greater London is seeking a Fullstack Product Engineer to design and build client-facing web applications. You will collaborate with diverse teams to optimize technical solutions and improve operational efficiencies. Ideal candidates should possess strong skills in Java an ...

Senior React Native Engineer Shape Apps for Millions

Java Script Works is looking for a Senior React Native Engineer based in London, United Kingdom. This full-time role involves working closely with designers and product thinkers to impact the lives of millions of users. The ideal candidate should possess extensive React Native or mobile experience, dem ...

Patchworks iPaaS Integration Engineer

Java Script Works is seeking an Integration Engineer in London, United Kingdom. The role involves designing integration workflows for platforms like Shopify and using the Patchworks Integration Platform to deliver scalable solutions. The ideal candidate should have solid development skills in JavaScrip ...

Senior Real Time Trading Platform Engineer

P2P in Greater London is seeking a skilled engineer for their Trading Platform Engineering team. The role focuses on designing and optimizing high-performance systems with proficiency in Java and deep knowledge of Linux kernel internals. The successful candidate will have experience in low-latency opti ...

Patchworks iPaaS Integration Engineer

Java Script Works is seeking an Integration Engineer in London, United Kingdom. The role involves designing integration workflows for platforms like Shopify and using the Patchworks Integration Platform to deliver scalable solutions. The ideal candidate should have solid development skills in JavaScrip ...

Senior React Native Engineer Shape Apps for Millions

Java Script Works is looking for a Senior React Native Engineer based in London, United Kingdom. This full-time role involves working closely with designers and product thinkers to impact the lives of millions of users. The ideal candidate should possess extensive React Native or mobile experience, dem ...

Fintech Frontend Support Engineer — Angular & ASP.NET MVC

Java Script Works is seeking a Support Engineer to join their team in London, United Kingdom. This full-time role involves both frontend and backend development responsibilities using technologies such as HTML5, JavaScript, Angular.js, CSS3, and ASP.NET MVC. The ideal candidate will demonstrate experie ...

London based Fullstack Engineer – AI HealthTech

Java Script Works is hiring a Fullstack Engineer in London, United Kingdom. The ideal candidate will have proficiency in JavaScript, React, and Node.js, along with experience in AWS for infrastructure management. This full-time position offers a compensation rate of up to £15 per hour. Visa sponsorship is not pr ...

Fullstack Engineer Build Large Scale Impact in London

WorksHub is seeking a Fullstack Engineer to work on large-scale projects in London, United Kingdom. This role requires strong skills in full-stack development, with a focus on Docker, Kubernetes, Java, and Scala. You will contribute to impactful and meaningful projects. Join us to be part of an innovative team p ...

Senior ML Engineer — London: Scale Data & Models

WorksHub is seeking a Senior Machine Learning Engineer based in London, United Kingdom. This full-time role involves effective communication and proficiency in programming languages including Go, C++, Java, Rust, along with experience in deep learning frameworks such as PyTorch and TensorFlow. The position offer ...

Fullstack Product Engineer — Real Time Regulatory Apps

A leading compliance technology firm in Greater London is seeking a Fullstack Product Engineer to design and build client-facing web applications. You will collaborate with diverse teams to optimize technical solutions and improve operational efficiencies. Ideal candidates should possess strong skills in Java an ...

Senior Android Engineer — Build Scalable Health Apps

Flo Health Inc. is looking for an experienced Android Engineer to shape the mobile experience of millions. This role demands 7+ years of hands-on development experience, expertise in Java, and familiarity with the Android ecosystem. The position involves developing features, ensuring excellent user experience, a ...

Senior Trading Systems Architect, Low Latency Java

Crypto Pro Network, located in Greater London, is seeking a Trading Systems Engineer. This role involves designing and building high-performance trading systems, optimizing technology stacks, and leveraging AI to improve business performance. Ideal candidates should have excellent Java skills, experience with lo ...

Senior Backend Architect — Global Cloud Native SaaS

A leading cybersecurity company in London is seeking an experienced Backend Engineer to architect and design systems for a massive distributed network. The role demands at least 6 years of developing high scale SaaS microservices, proficient in Java, Go, or Spring Boot, and fluent in PostgreSQL, MongoDB, and Red ...

Senior Backend Engineer – Scalable Experimentation Platform

A leading audio streaming service is seeking a Backend Engineer to join their Confidence team in London. You will design and operate high-throughput backend services, own production incidents, and collaborate with various teams to enhance products. Strong Java/JVM and distributed systems experience is essential. ...

Production Apps L2 Support Engineer | Hybrid London

A leading company in IT Services is looking for a Production Applications / L2 Support Engineer to join their team in London on a contract basis. The role demands strong Java and SQL skills, coupled with a solid background in application support, and offers hybrid working with a dynamic customer-facing environme ...

Cloud Engineer

Job Title: Cloud Engineer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer <strong ...

Cloud Engineer

Job Title: Cloud Engineer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer <strong ...

Data Engineer

Data Engineer - National Security London Up to £54,000 S/C Clearable Ready to work on data-driven solutions supporting complex, real-world challenges? We’re looking for a Data Engineer to join a high ...

Data Engineer

Data Engineer - National Security London Up to £54,000 S/C Clearable Skills, Experience, Qualifications, If you have the right match for this opportunity, then make sure to apply today.Ready to w ...

Computer Science Teacher – KS5 Focus – Newham

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Computer Science Teacher – Lead A-Level success and computati ...

Computer Science Teacher – KS5 Focus – Newham

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Computer Science Teacher – Lead A-Level success and computati ...

Senior Application Engineer

Senior Applications Engineer - Connect Fibre Working from Home Founded in 2020 by a team of like-minded, very experienced telecoms professionals, we have one vision; to deliver. We are a rapidly growing fibre broadband business with a bold plan for the rapid rollout of multi-gigabit ful ...

Senior Solutions Engineer German Speaker

We are seeking passionate and industrious Solutions Engineers to join our go‑to‑market organization and help customers realize the full value of Algolia’s platform. This role partners with Sales, works closely with prospects and customers, and plays a key role in evaluating and adopting our solutions. ...

Member of Technical Staff,Hardware Health MAI Superintelligence Team

**Overview** Microsoft AI operates one of the worldu2019s most advanced AI training infrastructures, featuring multi-gigawatt clusters spanning tens of thousands of high-performance GPUs, ultra-low-latency NVLink/NVSwitch networks, and innovative liquid-cooling systems. Our team is seeking a Member of Te ...

Member of Technical Staff,Hardware Health MAI Superintelligence Team

**Overview** Microsoft AI operates one of the worldu2019s most advanced AI training infrastructures, featuring multi-gigawatt clusters spanning tens of thousands of high-performance GPUs, ultra-low-latency NVLink/NVSwitch networks, and innovative liquid-cooling systems. Our team is seeking a Member of Te ...

A level Computer Science Teacher Private School in West London

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Gemini said<div id=model-response-message-contentr_122c57 ...

Computer Science Teacher Private School

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Gemini said<div id=model-response-message-contentr_122c57 ...

A level Computer Science Teacher Private School in West London

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Gemini said<div id=model-response-message-contentr_122c57 ...

Computer Science Teacher Private School

Write a short description of your company, a boilerplate of the business, service or product that you offer. Include your business idea and the target audience. This text is primarily supposed to be descriptive, not selling.Gemini said<div id=model-response-message-contentr_122c57 ...

Java Developer Team Lead Up to £150k + Exceptional Bonus Elite FinTech Firm London Hyb[...]

Overview Sells: Cutting-edge tech, a collaborative and flat-structured environment, beautiful offices My client is looking for the best Full Stack Developers to join their high-performance team! You will be integral in designing building slick and complex enterprise-grade applications tha ...

Platform Lead Engineer: Scale Reliability & Impact (Hybrid)

A technology company specializing in media solutions is seeking a Lead Software Engineer to enhance platform infrastructure and ensure reliability. This role requires 5+ years of experience in software engineering, particularly in DevOps and AWS environments. The candidate will influence technical direction, men ...

Lead Frontend Engineer – React + TypeScript (Fintech)

JPMorgan Chase & Co. is seeking a Lead Software Engineer in Greater London to design and build customer-focused solutions using TypeScript and React. The role emphasizes collaboration within cross-functional teams, high product standards, and the importance of diverse perspectives. Ideal candidates possess stron ...

Vice President, GenAI & AI Systems Leadership

State Street is looking for an innovative software engineer to lead the development of server-side components and Generative AI systems. Responsibilities include building scalable AI solutions and maintaining core applications. The ideal candidate will have strong skills in Agile engineering, cloud architectures ...

Vice President, GenAI & AI Systems Leadership

State Street is looking for an innovative software engineer to lead the development of server-side components and Generative AI systems. Responsibilities include building scalable AI solutions and maintaining core applications. The ideal candidate will have strong skills in Agile engineering, cloud architectures ...

Senior DevSecOps & AI Platform Architect

Wolters Kluwer in Greater London is seeking a Principal Engineer for DevSecOps to design and implement automated CI/CD pipelines and secure software delivery platforms. You will lead technical efforts, shaping the DevSecOps strategy and ensuring secure, compliant software delivery practices. Ideal candidates hav ...

Senior Cloud & API Architect: Build Scalable Systems

JPMorgan Chase & Co. seeks an experienced Software Engineer to design scalable coding frameworks and lead the development and architecture of distributed systems. The role requires 7+ years of experience in software engineering, a solid understanding of cloud technologies, and the ability to mentor junior engine ...

Senior Product Engineer Haskell & Scalable Systems

Artificial Labs in Greater London is looking for an experienced engineer skilled in designing scalable software architectures and proficient in Haskell. You will lead complex projects, mentor fellow engineers, and play a significant role in developing innovative software solutions for the specialty insurance mar ...

Staff Backend Architect – Analytics Platform

Optimizely in Greater London seeks a Staff Software Engineer to lead the development of scalable backend systems for Optimizely Analytics. The ideal candidate will have over 8 years of software development experience, strong skills in data structures and algorithms, and a background in building large-scale distr ...

Platform Lead Engineer: Scale Reliability & Impact (Hybrid)

A technology company specializing in media solutions is seeking a Lead Software Engineer to enhance platform infrastructure and ensure reliability. This role requires 5+ years of experience in software engineering, particularly in DevOps and AWS environments. The candidate will influence technical direction, men ...

Senior Software Architect Equity Market Making Platform

Rex Technologies GmbH in Greater London is seeking a Senior Software Engineer to lead technical delivery in Equity Market Making Trading platform. Candidates must have over 10 years of experience in software engineering, expertise in DevOps, and familiarity with cloud-native architectures. This role requires str ...

Lead Frontend Engineer – React + TypeScript (Fintech)

JPMorgan Chase & Co. is seeking a Lead Software Engineer in Greater London to design and build customer-focused solutions using TypeScript and React. The role emphasizes collaboration within cross-functional teams, high product standards, and the importance of diverse perspectives. Ideal candidates possess stron ...

Senior AppSec Engineer — Lead Secure SDLC & Equity

A global loyalty service provider based in London is seeking a Senior Application Security Engineer to lead the application security practice. You will collaborate closely with engineering teams, integrating security practices and tools into the software development lifecycle. The ideal candidate has strong soft ...

Forward Deployed AI Engineer, Cloud & Agents

A leading technology company in London seeks a Software Engineer to develop innovative solutions that enhance customer AI experiences. In this role, you'll engage directly with clients, design and deploy AI agents, and lead technical projects. Candidates should have significant experience in software development ...

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