Software Engineer Python Java Data Jobs in London, UK

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Full Stack Engineer

Full Stack Software Engineer - Data Focussed Location: London - Hybrid – 1-2 days per week Salary: £100-130k + Bonus Type: Permanent Sponsorship: Not Available Role O ...

Java Developer Leicester

Join to apply for the Java Developer - Leicester role at IBM . Introduction At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IBM CIC means you’ll have the opportunity to work with leadi ...

full stack engineer

Full Stack Engineer, Product, London (onsite) AI-enabled workflows, TypeScript, Python, £80k–£150k base Overview A fast-growing product-focused team is hiring a Fullstack Engineer to help build software that supports complex, real-world workflows. The focus is on designing intuitiv ...

Data & AI Cloud Architect — AWS Pro Services

A leading technology consultancy in London is looking for a Data & AI Cloud Architect to join their AWS Professional Services team. The successful candidate will have experience in governance, streaming architectures, and Open Table Formats. Proficiency in programming languages such as Python, Java, or Scala alo ...

Trading Connectivity Software Engineer (Go Backend)

A leading technology firm in London seeks a Software Engineer for the Trading Connectivity team. This role involves designing and maintaining high-performance backend systems to support the Talos trading platform. Candidates should have 2-5 years of experience in software engineering, preferably with Go or Java, ...

Senior AI Driven Software Engineer

A technology company in Manchester is hiring a Senior Software Engineer to join their AI-augmented engineering team. This role involves designing multi-agent systems and refining AI-assisted workflows. Candidates should have at least 5 years of experience in software engineering, proficiency in Java and TypeScri ...

AI Enabled Backend Engineer III: Cloud & Microservices

A leading financial institution in the UK is seeking a Software Engineer III to contribute to innovative cloud-native solutions and AI implementation. The ideal candidate will have strong back-end engineering skills, experience in Java, and knowledge of cloud technologies. Responsibilities include developing sec ...

Senior Robotics Software Engineer — Motion Planning Remote

A robotics software company in the UK is seeking an experienced robotics software engineer to develop algorithms and support clients in implementing advanced robotic systems. Applicants should have over 5 years of experience with coding, particularly in Java, and must be proficient in working with industrial rob ...

Lead Backend Engineer — Java/Kotlin, FinTech Focus

A global financial services leader is hiring a Lead Software Engineer to drive innovative solutions and enhance customer experiences. You will work with JVM-based languages (Java/Kotlin) and be part of a team committed to ethical practices and collaboration. The ideal candidate will contribute to developing secu ...

Staff Full Stack Engineer – Lead Global Systems (Bangkok)

A travel technology company in Greater London seeks an experienced Staff Software Engineer (Full Stack) to join their Bangkok team. The role requires 8+ years in software engineering with expertise in Java, Kotlin, .NET, and JavaScript/TypeScript. Team collaboration, system design, and mentorship are critical. T ...

Naval Surface Ships Software Engineer: PLC/SCADA

A leading defence technology firm in Greater London seeks a Surface Ships Software Engineer to design and develop software for naval platform management systems. The ideal candidate will have experience with C++, C#, Java, and hold a relevant degree. This role offers flexible working arrangements and opportuniti ...

Senior Back End Platform Engineer – Bangkok (Relocation)

A leading global travel service provider is seeking a Staff Software Engineer to work in Bangkok. The role involves developing scalable, fault-tolerant systems and APIs critical to the business. The ideal candidate has over 10 years of experience in software development using modern programming languages such as ...

Hybrid Backend Engineer (Java/Kotlin) on AWS | Lead & Mentor

A leading software company in London is seeking a Backend Software Engineer/Developer proficient in Java and Kotlin to join their team. This role offers a hybrid work-from-home flexibility and the opportunity to work with emerging technologies. Candidates should have strong experience in server-side development ...

Senior Software Engineer — Sell Side Trading Platform

A leading financial technology company based in London is seeking a Senior Software Engineer to design and develop high-performance trading software. With over 5 years of programming experience in languages such as C++ or Java, you'll enhance the functionality within the trading environment. This role promises c ...

Java Lead Kubernetes Cloud Native Trading Platform

JPMorgan Chase & Co. is seeking a Software Engineer in London to enhance and migrate the trade processing platform to a cloud-native architecture. As part of an Agile team in Investment Banking, you'll execute software solutions, develop high-quality production code, and be involved in critical technology soluti ...

Sr Lead Software Engineer, Software Defined Networking

Job Description Are you ready to make a lasting impact and drive innovation in a world‑class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You'll work in a collaborative, agile setting where your expertise advances next‑gene ...

Sr Lead Software Engineer, Software Defined Networking

Are you ready to make a lasting impact and drive innovation in a world-class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You’ll work in a collaborative, agile setting where your expertise advances next-generation solutions and suppo ...

Sr Lead Software Engineer, Software Defined Networking

Are you ready to make a lasting impact and drive innovation in a world-class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You’ll work in a collaborative, agile setting where your expertise advances next‑generation solutions and suppo ...

Sr Lead Software Engineer, Software Defined Networking

Are you ready to make a lasting impact and drive innovation in a world‑class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You'll work in a collaborative, agile setting where your expertise advances next‑generation solutions and suppo ...

Senior Software Engineer I Software engineering London

Job Description Global payments are complex and ever-evolving. At Checkout our software engineers develop the next-generation payments technologies that enable our Merchants to boost their acceptance rates, cut processing costs, fight fraud, and create cutting edge technology that enables extraor ...

Staff Software Engineer Streaming Software engineering London

Staff Data Engineer – Data & AI Platform Checkout.com is looking for an ambitious Staff Data Engineer to join our Data and AI Platform Team. The team’s mission is to build a platform where you can create reliable, scalable, AI‑powered streaming and batch data applications, and share data across C ...

Embedded Systems Software Engineer — Software First Automotive

A prominent technology organization in London is seeking skilled software engineers to join their Arene Engineering team. The ideal candidates will have a robust background in modern C++ and embedded systems, focusing on developing innovative tools and systems for a software-first automotive platform. Candidates ...

Sr Lead Software Engineer, Software Defined Networking

Are you ready to make a lasting impact and drive innovation in a world-class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You’ll work in a collaborative, agile setting where your expertise advances next-generation solutions and suppo ...

Sr Lead Software Engineer, Software Defined Networking

Are you ready to make a lasting impact and drive innovation in a world-class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You’ll work in a collaborative, agile setting where your expertise advances next-generation solutions and supports ...

Sr Lead Software Engineer, Software Defined Networking

Are you ready to make a lasting impact and drive innovation in a world-class technology environment? At JPMorganChase, you join a team of top talent dedicated to shaping the future of networking. You’ll work in a collaborative, agile setting where your expertise advances next-generation solutions and supports ...

Senior QA Analyst (Expertise in payroll systems)

Job Title: Senior QA Analyst (Expertise in payroll systems) Location: UK-based applicants only Start Date: Immediate / ASAP About the Role We are seeking an experienced and detail‑oriented QA Analyst (Mid to Senior Level) with deep expertise in payr ...

Senior QA Analyst (Expertise in payroll systems)

Job Title: Senior QA Analyst (Expertise in payroll systems) Location: UK-based applicants only Start Date: Immediate / ASAP About the Role We are seeking an experienced and detail-oriented QA Analyst (Mid to Senior Level) with deep expertise in payr ...

Low Latency Trading & Observability SRE – Elite Quant Hedge Fund

Low Latency Trading & Observability SRE / Platform Engineer / Production Engineer sought to join an elite Multi-Strategy Quant Hedge Fund with $40BN+ in Assets Under Management. Our client is one of the world’s top Hedge Funds who are especially renowned for innovation and investment in Data & Tech ...

Azure AI Engineer: Build Production Ready Gen AI Apps

A data and AI consultancy is looking for an AI Engineer to join their London team. This role involves implementing AI solutions, developing backend services and REST APIs in Python, and building AI applications. Candidates should have a solid background in software engineering, experience with Azure services, an ...

Senior Computer Vision & Multimodal AI Engineer

A technology firm is hiring a Senior Software Engineer specializing in Computer Vision and Multimodal AI. The role involves developing pipelines that transform visual data into structured insights and requires strong Python skills, deep learning expertise, and the ability to collaborate across teams. Candidates ...

Customer‑Embedded AI & Data Architect

A leading data and AI company seeks a Forward Deployed Engineer to work directly with strategic customers. This role involves designing and delivering fullstack applications on the Databricks platform, leading architecture decisions, and collaborating across teams to ensure impactful solutions. Candidates should ...

Quantitative Software Engineer — Trading Platforms

A leading diversified trading firm is seeking a Software Engineer to join their team in London. This role involves designing and developing the full stack needed for global trading operations. Candidates should have proven Python experience and the ability to work independently and within a team. You'll engage w ...

Index Distribution Engineer Cloud Native Data Platforms

A leading financial data provider is seeking a Junior Software Engineer to join its team in London. The successful candidate will develop and maintain index distribution platforms, ensuring seamless delivery of products to clients. Key technologies include Python, Angular, and AWS. Ideal for individuals who are ...

Forward Deployed Software Engineer

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and mor ...

Test Engineer SC Cleared

Talent Acquisition Specialist | Tech, Product & Data London (2–3 days per week in office) | Hybrid Must have active SC Clearance. About the project Our client is maturing a bespoke software platform built on Python microservices integrated with custom h ...

Senior Backend Software Engineer Infrastructure

The Role Software Engineers at Palantir build software at scale to transform how organizations use data. Our Software Engineers are involved throughout the product lifecycle, from idea generation, design, prototyping, and production delivery. You will collaborate closely with technical and non-te ...

Head of Engineering

Salary: Extremely competitive + Generous Equity component A leading global consulting business in Process Automation are looking for a Head of Engineering to be a leading player in the Services side of their business. The company are seen as a leading business in the real commercial application ...

Full Stack Engineer

Seaport Global seeks a talented Full-Stack Engineer to join a growing team. The ideal candidate has a strong academic background in Computer Science, Engineering, or Data Science, along with hands‑on experience building modern, complex systems. The role suits someone passionate about writing clear, efficie ...

Senior Software Engineer Margin Technology Assistant Vice President

For additional information, please review .Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced A ...

Integration Engineer (EMEA)

JD: Integration Engineer (EMEA) About k-ID k-ID is the global leader in privacy-first compliance and age verification infrastructure. Recognized as one of TIME’s Best Inventions of 2025, named a Tech Pioneer by the World Economic Forum and a winner of Fast Company’s Next ...

Software Engineer – Equity Derivatives Pricing & Risk System

We are seeking a highly skilled and motivated Java Developer with a strong background in Equity Derivatives to join our team in London. In this role, you will play a pivotal part in building and enhancing Equity Volatility Risk and P & L system that supports our Equity Volatility Managers. This is an excit ...

Solutions Engineer

Solutions Engineer Salary: £80,000 – £100,000 Data Idols are working with a fast-growing technology organisation to hire a Solutions Engineer. This is a highly collaborative, client-facing role focused on delivering impactful, data-driven solutions to r ...

Data Engineer

Location: London Job Type: Permanent Industry: Cloud & Infrastructure Job reference: BBBH437106_1776350026 Posted: about 8 hours ago Experis - Software EngineerPermanent Salary DOE London (Hybrid) **DV or SC Clearance Essential**Our client, a rapidly growing de ...

Data Engineer

Location: London Job Type: Permanent Industry: Cloud & Infrastructure Job reference: BBBH437106_1776350026 Posted: about 8 hours ago Experis - Software EngineerPermanent Salary DOE London (Hybrid) **DV or SC Clearance Essential**Our client, a rapidly growing de ...

Artificial Intelligence Engineer

Job Title: AI Engineer (contract) Location: London Hybrid. Travel to the London office 2 days a week Duration: 6 months Contract Start Date: March 2026 Rate: Competitive(inside IR35) <b ...

DV Java Developer

Java Developer Manchester / London / Cheltenham Salary up to £90k Must be able to gain DV clearance We are looking for a DV-cleared Java Engineer to join a highly skilled engineering team working on complex, mission-critical software systems. This role is ideal for someone ...

Senior Lead Backend Platform Engineer (Java/Spring Boot)

A leading financial services firm in Greater London seeks a Senior Lead Software Engineer to develop and maintain backend frameworks using Java and Spring Boot. This role involves driving best practices, collaborating with product teams, and mentoring engineers. The ideal candidate has a deep technical backgroun ...

Senior Backend Lead – Services (Hybrid, London)

A leading financial services company is seeking a Senior Software Development Engineer to join their London team. This role focuses on leading complex technical projects, collaborating with cross-functional teams, and innovating within the software engineering domain. The ideal candidate has extensive experience ...

Lead Software Engineer Cloud Native Banking (AWS)

A leading financial services firm is seeking an experienced Lead Software Engineer to join their International Consumer Bank team in London. This role involves delivering innovative cloud-native solutions and ensuring high-quality software throughout its lifecycle. The ideal candidate has strong Java skills, a s ...

Global Finance Systems Engineer III: Scale & Impact

A multinational software company in London is looking for a Senior Software Development Engineer III to innovate in financial systems impacting global entertainment. The role requires 5+ years of experience and proficiency in Java, C++, or C#. Responsibilities include collaborating with diverse teams, developing ...

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