Software Engineer Python Java Data Jobs in London, UK

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Product Engineer

Product Engineer (Legal Tech / AI) — Python, React, TypeScript Location: London, hybrid 3 days on site Stage: Seed-funded, pre-launch AI Legal Tech startup We're partnered with a seed-funded, regulated AI legal tech startup as they build out their Founding Engineering team. They'r ...

Quantitative Engineer

ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open‑access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep ...

Hybrid Quantum Software Engineer (R&D)

A pioneering quantum computing startup in Greater London is seeking a skilled software developer to maintain and expand their in-house software stack for efficient data acquisition. The role requires strong Python development skills and a collaborative mindset to work closely with hardware teams. This exciting o ...

Quant Developer: Build Scalable Trading Tools

A global technology-driven investment firm seeks a Quant Developer to bridge quantitative research and engineering. This role involves developing scalable software for data analysis, backtesting, and trading systems. Candidates should have a degree in a relevant field and 2+ years of experience with Python, C++, ...

Senior Analytics Engineer

This range is provided by Fruition Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Fruition Group Salary: £70k + bonus + share options Are you interest ...

AIML Software Engineer, AI for Science

Overview At GSK, we are actively working on building a future in which state‑of‑the‑art software, Artificial Intelligence (AI) and Machine Learning (ML) enable us to develop new therapies and personalized medicines that drive better outcomes for patients at reduced cost with fewer side effects. T ...

Applied AI Engineer

Description We’re looking for an Applied AI Engineer to support the design and delivery of AI-powered systems for our clients. You’ll work alongside experienced engineers, data scientists and delivery teams to help build, test and deploy intelligent applications, while developing your technical de ...

Applied Scientist II, Last Mile Science

Have you ever ordered a product on Amazon and when that box with the smile arrived you wondered how it got to you so fast? Have you wondered where it came from and how much it cost Amazon to deliver it to you? If so, the WW Amazon Logistics, Business Analytics team is for you. We manage the delivery of ten ...

AI Engineer | Multiple openings at the most exciting AI native startups in Europe & LatAm

Overview TechTree connects exceptional talent with startups building AI software and related technologies. We match your background, language skills, and ambitions to roles across our network. Available Roles AI Engineer – Healthtech (Remote) — $100k–$180k + equity Fo ...

Senior Software Engineer AI Workbench London

PhysicsX is a deep-tech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed of software. We are building an AI-driven simulation software stack for engineering and manufacturing across advanced industries. By enabling high-fidelity, mul ...

FullStack DataOps Engineer London

FullStack DataOps Engineer - London Reference Code: -en_GBContract Type: PermanentProfessional Communities: Data & AIAbout Capgemini At Capgemini we don’t just believe in Diversity & Inclusion , we actively go out to making it a wor ...

Senior Architect — AI Driven Full Stack Solutions

Norstella is a premier and critical global life sciences data and AI solutions provider dedicated to improving patient access to life-saving therapies. Norstella supports pharmaceutical and biotech companies across the full drug development lifecycle — from pipeline to patient. Our mission is simple: to help ...

AI Engineer

About UsAt Verisian, we build deep tech and AI solutions that enable groundbreaking medical therapies to enter the market faster and safely. New medicines and devices are judged using all available evidence in the proper context and backed by automated analyses that validate and make d ...

AI Engineer

About UsAt Verisian, we build deep tech and AI solutions that enable groundbreaking medical therapies to enter the market faster and safely. New medicines and devices are judged using all available evidence in the proper context and backed by automated analyses that validate and make d ...

Senior Software Engineer Card Integrations Visa / Mastercard

Hybrid Working We have a Hybrid approach to working here at Engine - our preference is that you're located within a commutable distance of our offices so that we're able to interact and collaborate in person. About Engineering at We're looking for Backend Software Engineers to w ...

Desk Aligned Engineer (Commodities)

Summary:Fantastic opportunity to join an industry-leading global market maker, using innovative and cutting-edge technology. Forget the stuffy world of finance you thought you knew; developers here are tech-driven and truly world-class.Now looking to expand their Commodities team with ...

Desk Aligned Engineer (Commodities)

Summary:Fantastic opportunity to join an industry-leading global market maker, using innovative and cutting-edge technology. Forget the stuffy world of finance you thought you knew; developers here are tech-driven and truly world-class.Now looking to expand their Commodities team with ...

Data Consultant PySpark & ETL Specialist (Hybrid)

A leading technical consultancy in the UK seeks a Data Consultant to develop a robust data foundation. Your responsibilities include establishing data integrations, conducting ETL activities, and collaborating with SMEs to validate data models. The ideal candidate has proficiency in Python, experience in Apache ...

Cloud Enterprise Architect, Professional Services, Google Cloud

Minimum qualifications Bachelor’s degree or equivalent practical experience. 7 years of experience troubleshooting technical issues for internal/external partners or customers. Experience in either system design or reading code (e.g., Java, C++, or Python). ...

Senior C# Developer Head of Core Platform | Hedge Fund | London

Our client is a highly regarded discretionary investment manager with a strong focus on data‑driven decision making. They operate with a small, agile structure and are recognised for their commitment to excellence in trading and technology. Their in‑house technology function spans IT infrastructure, so ...

Senior Lead SDN Engineer: VPC & Cloud Platform

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 Carbon Data Engineer Pipelines & Analytics

A leading financial data firm in London seeks a Senior Data Management Professional to join their Carbon Data team. This role combines engineering with leadership responsibilities, focusing on developing and optimizing data workflows for carbon market data. The ideal candidate will have over 4 years of experienc ...

Lead AI DevOps Engineer

Technical leadership at the intersection of software, platforms, and AI We're seeking a Lead AI‑Enabled DevOps Engineer to join a growing engineering capability and play a central role in shaping how AI is embedded into real, production‑grade software systems . This is ...

Dynatrace Expert

Dynatrace Configuration and ManagementThe primary responsibility involves the end-to-end implementation, configuration, and continuous optimization of Dynatrace solutions across our infrastructure. This includes deploying OneAgent, configuring ActiveGates, and establishing comprehensive monitoring strate ...

Engineering Manager

Overview 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 U ...

Global Banking & Markets Software Engineer Associate London

What We Do At Goldman Sachs, our Engineers don't just make things – we make things possible. Change the world by connecting people and capital with ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable softwar ...

Engineering 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, Ki ha ...

Global Banking & Markets Software Engineer Associate London

What We Do At Goldman Sachs, our Engineers don't just make things – we make things possible. Change the world by connecting people and capital with ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable softwa ...

Engineering 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, Ki ha ...

Global Banking & Markets Software Engineer Associate London

What We Do At Goldman Sachs, our Engineers don't just make things – we make things possible. Change the world by connecting people and capital with ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable softwa ...

Machine Learning Engineer Health Tech Start Up

Machine Learning Engineer - Health Tech Start Up Machine Learning Engineer - Health Tech Start Up This range is provided by Oho Group Ltd. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the j ...

Front end engineer AI Trainer in London DataAnnotation

Overview Job Opportunity: AI Chatbot Coding Trainer We are looking for programmers to join our team and help train our AI chatbots to code. Candidates must be fluent in English and proficient in either Python and/or JavaScript. Responsibilities Help train our AI chatbot ...

Quality Assurance Engineer (12m Maternity Cover)

Quality Assurance Engineer (12m Maternity Cover) Join to apply for the Quality Assurance Engineer (12m Maternity Cover) role at V-Nova Ltd. Direct message the job poster from V-Nova Ltd. We’re looking for a proactive and detail-driven Senior QA/Test Engineer </b ...

Lead Data Engineer (Azure/Databricks)

Direct message the job poster from developrec Head of Global Delivery Centre | Tech Recruitment Partner @ developrec Job Type: Contract (Inside IR35) Location: Hybrid - 2 days a week in London Start Date: ASAP A leadin ...

Full Stack Software Engineer (Platform & Cloud

Full Stack Software Engineer (Platform & Cloud) Location: London (Hybrid - 2 days onsite) Salary: £70,000 – £100,000k (DOE) Contact: Adam Mayne – | An exciting opportunity for a Full Stack Software Engineer to join a fast‑growing London ...

Backend Software Engineer C++ Windows Finance

Backend Software Engineer / Developer (Windows C / C++, C#) London to £75k FTC Are you a skilled Backend Software Engineer with strong C++ skills? You could be progressing your career in a senior, hands-on role at a global market data provider. As a Backend Software Engi ...

Senior Software Engineer – AI / Agentic Systems

Senior Software Engineer – AI / Agentic Systems London (Hybrid) We’re partnering with a cutting-edge AI startup redefining how intelligent systems operate at scale. Their mission is ambitious: to push the boundaries of agentic AI and build platforms that automate complex, mult ...

Senior Software Engineer – AI / Agentic Systems

Senior Software Engineer – AI / Agentic Systems London (Hybrid) We’re partnering with a cutting-edge AI startup redefining how intelligent systems operate at scale. Their mission is ambitious: to push the boundaries of agentic AI and build platforms that automate complex, mult ...

Senior Software Engineer – AI / Agentic Systems

Senior Software Engineer – AI / Agentic Systems London (Hybrid) We’re partnering with a cutting-edge AI startup redefining how intelligent systems operate at scale. Their mission is ambitious: to push the boundaries of agentic AI and build platforms that automate complex, mult ...

Full Stack Software Engineer (Platform & Cloud

Full Stack Software Engineer (Platform & Cloud) Location: London (Hybrid - 2 days onsite) Salary: £70,000 – £100,000k (DOE) Contact: Adam Mayne – | An exciting opportunity for a Full Stack Software Engineer to join a fast‑growing London ...

Full Stack Software Engineer (Platform & Cloud

Full Stack Software Engineer (Platform & Cloud) Location: London (Hybrid - 2 days onsite) Salary: £70,000 – £100,000k (DOE) Contact: Adam Mayne – | An exciting opportunity for a Full Stack Software Engineer to join a fast‑growing London ...

Backend Software Engineer C++ Windows Finance

Backend Software Engineer / Developer (Windows C / C++, C#) London to £75k FTC Are you a skilled Backend Software Engineer with strong C++ skills? You could be progressing your career in a senior, hands-on role at a global market data provider. As a Backend Software Engineer you w ...

Backend Software Engineer C++ Windows Finance

Backend Software Engineer / Developer (Windows C / C++, C#) London to £75k FTC Are you a skilled Backend Software Engineer with strong C++ skills? You could be progressing your career in a senior, hands-on role at a global market data provider. As a Backend Software Engineer you w ...

DevOps Engineer with Software Engineering Background

DevOps Engineer with Software Engineering Background, from a top 5 university. £90K - £110K + benefits 2-4 years of commercial experience Remote in the UK We're partnered with a SaaS business in London, who are looking for 3 DevOps Engineers who come from a software engineering ba ...

DevOps Engineer with Software Engineering Background

DevOps Engineer with Software Engineering Background, from a top 5 university. £90K - £110K + benefits 2-4 years of commercial experience Remote in the UK We're partnered with a SaaS business in London, who are looking for 3 DevOps Engineers who come from a software engineering ba ...

Senior AI Software Engineer AI Lab

Senior AI Software Engineer - AI Lab London | £90,000 base We're working with a fast-growing consultancy building out a dedicated AI Lab, focused on embedding AI into real-world, enterprise environments. This is a hands-on senior engineering role with r ...

DevOps Engineer with Software Engineering Background

DevOps Engineer with Software Engineering Background, from a top 5 university. £90K - £110K + benefits 2-4 years of commercial experience Remote in the UK We're partnered with a SaaS business in London, who are looking for 3 Dev ...

Senior AI Software Engineer AI Lab

Senior AI Software Engineer - AI Lab London | £90,000 base We're working with a fast-growing consultancy building out a dedicated AI Lab, focused on embedding AI into real-world, enterprise environments. This is a hands-on senior engineering role with real influence, shapi ...

Backend Software Engineer C++ Windows Finance

Backend Software Engineer / Developer (Windows C / C++, C#) London to £75k FTCHave you got what it takes to succeed The following information should be read carefully by all candidates.Are you a skilled Backend Software Engineer with strong C++ skills?You could be progressing your career in a senior, ...

C# / .Net Software Engineer (Freelance / contractor)

Qim info – Who are we? All the relevant skills, qualifications and experience that a successful applicant will need are listed in the following description.Founded in 2004, Qim info is an Swiss IT engineering and digital services company. We re ...

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