Lead Software Engineer Python Java Jobs in London, UK

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Engineering Manager, AI Agent Platform

Durlston Partners LLP is seeking a Software Engineering Manager for their AI Agent Team in London. This role involves leading a high-performing team to build and optimize conversational AI agents used across various industries. The ideal candidate will have strong expertise in Python and TypeScript, al ...

Global Trading Systems Engineer — Remote Friendly

SmartestEnergy Limited is seeking skilled Trading Developers to design and deliver high-performance trading tools and automated processes that enable profitable trading across multiple markets and commodities. You will play a key role in building robust, scalable, and secure solutions supporting front-office ...

Senior Backend Engineer (+ Equity) at Series A AI native fintech platform

About The Role As a Senior Backend Engineer , you will design and implement robust backend systems for an AI workspace, ensuring security and compliance. You'll collaborate with ML engineers to integrate models for financial services clients, directly impacting how financial institutions l ...

Machine Learning Engineer

We're working with a fast moving tech business looking for a Senior ML Engineer to own personalisation end to end. This isn't a research role. You'll be shipping models to production, building the pipelines that feed them, and running the experiments that improve them — all in service o ...

AI Engineer (Copilot)

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise and innova ...

Specialised Engineer – HCL Commerce

Contract | Hybrid | 6 Months On-call shifts required The Role We are looking for a highly skilled HCL Commerce Specialized Engineer to join our team on a 6-month contract basis. In this role, you will support the stability, scalability, and continuous enhancem ...

Specialised Engineer

The Role This role has a direct and measurable impact on the stability, scalability, and evolution of large‑scale digital commerce platform operating within consumer retail and digital‑first industries. The HCL Commerce Specialized Engineer plays a critical role in enabling always‑on ...

Senior Security Engineer AI

UK based applicants only with full right to work status (no sponsorship) Our client builds and operates petabyte scale platforms and massive ML infrastructure. They utilise AI extensively across their organisation and require someone to lead their AI security strategy across the entire business. Thi ...

Senior Platform Engineer (GCP) London

Join to apply for the Senior Platform Engineer (GCP) - London role at Clavium 3 days ago Be among the first 25 applicants Join to apply for the Senior Platform Engineer (GCP) - London role at Clavium We don’t wait for the future — we build it. ...

Senior Spatial Analytics Consultant

A leading data and technology consultancy in Greater London is seeking a skilled analyst to create and deliver bespoke projects using a range of analytical techniques. The ideal candidate should possess proficiency in SQL and Python, with experience in cloud software like AWS. Strong communication skills and the ...

AI Engineer (Fluent in Thai and English)

AI Engineer (Fluent in Thai and English) London, United Kingdom Be the First to Apply Job Description AI Engineer (Fluent in Thai and English) Position Overview We are seeking an AI Engineer to join our Global ...

Quantitative Developer

Quant Developer This role sits within a global, technology-driven investment firm running systematic and quantitative strategies across financial markets. The firm builds its own trading, research, and data platforms in-house. As a Quant Developer, the role bridges quantitative research a ...

AI Infrastructure Engineer

Intercom is the AI Customer Service company on a mission to help businesses provide incredible customer experiences. Our AI agent Fin, the most advanced customer service AI agent on the market, lets businesses deliver always‑on, impeccable customer service and ultimately transform their customer ex ...

Systems Verification Lead

About Us Machnet Medical Robotics (MMR), founded in 2020, is on a mission to revolutionise medical robotics. Our guiding principle is simple: innovation must improve patient outcomes, support clinicians without disrupting workflows, and empower healthcare staff rather than adding burd ...

Senior Radar Analyst

Senior Radar AnalystLocation: Enfield (Hybrid Working)Salary: Up to £65,Clearance: SC or eligible for SCWe are supporting a leading engineering and technology organisation in the search for a Senior Radar Analyst to join their growing team in Enfield. This pos ...

Senior Radar Analyst

Senior Radar AnalystLocation: Enfield (Hybrid Working)Salary: Up to £65,Clearance: SC or eligible for SCWe are supporting a leading engineering and technology organisation in the search for a Senior Radar Analyst to join their growing team in Enfield. This pos ...

Senior DevOps Engineer

Oritain is the global leader in product verification, with locations in Auckland, Dunedin, London, Singapore and Washington D.C. Our Mission: Science, Technology and Global Impact Our mission is to protect people and the planet by harnessing science, technology and services to build a com ...

C++ Standard Library Performance Engineer

C++ Standard Library Performance Engineer London, England, United Kingdom Software and Services The C++ Language team at Apple is looking for a software engineer to develop and enhance Apple’s C++ standard library (“Libc++”) that ships on Apple’s platforms, with a main focus on performanc ...

Engineering Manager Runtime Team

PolyAI automates customer service through lifelike voice assistants that let customers lead a conversation. Our voice assistants make it possible for businesses to deliver outstanding customer service that rivals their human agents. Our customers, which include the world’s leading logos, are expanding how ...

Commercial AI & Data Lead

A globally recognised, high-growth consumer brand is looking for a Commercial AI & Data Lead to build and own its next-generation agentic AI framework across commercial and sales functions. This is not a strategy role. This is a build role </strong ...

Principal Electronics Engineer

Principal Electronics Engineer Location: West London You can get further details about the nature of this opening, and what is expected from applicants, by reading the below.An exciting new opportunity has opened for a Principal Electronics Engineer to join a well-established semi ...

ML Performance Engineer: Scale Research Compute (GPU/CPU)

A leading quantitative finance firm based in London is seeking a skilled ML Performance Engineer to optimize large-scale workloads on their GPU and CPU infrastructure. The ideal candidate will have a background in computer science, proven expertise in profiling and benchmarking distributed workloads, and knowled ...

Product Engineer for AI Voice, Build Reliable LLM Apps

A leading AI technology company in London is looking for a Product Engineer to join their team. The ideal candidate will focus on developing reliable AI voice applications quickly and efficiently. Applicants should be familiar with tools like Next.JS and Python, and have a passion for innovative technology. Comp ...

Graduate Trading Desk Engineer Fast Paced Ops & Coding

A leading trading firm in London seeks a Graduate Trading Desk Operations Engineer. The ideal candidate will have top-notch academic credentials from a leading university, strong Excel skills, and coding experience in Python or similar languages. Proactive individuals who excel under pressure and possess strong ...

Founding AI Engineer — Equity, Finance AI in London

A growing tech startup in London seeks a Founding Engineer to develop AI systems that automate financial workflows. With a unique equity stake, you'll work directly with founders to revolutionize finance processes. Candidates should have 3-5 years in Python backend engineering and experience with agentic AI fram ...

Junior Crypto Trading Ops Engineer – London

A leading trading firm in the City of London is looking for a Junior Crypto Electronic Trading Support Engineer to support live crypto trading and optimize trading operations. The candidate should have experience in a technical role, strong organizational skills, and a passion for cryptocurrency. This role invol ...

Automation Engineer: Build Smart Workflows & Integrations

A technology and transformation company in the UK is seeking an Automation Engineer to enhance internal processes by automating manual tasks and integrating systems. The ideal candidate will have experience in Python scripting, APIs, and SQL, and will work closely with business teams to drive improvements. This ...

Computer Vision ML Engineer Production Deployments

A leading technology staffing firm is seeking an experienced Machine Learning Engineer to join their team on a contract basis. You will work on developing and deploying computer vision models for real-world applications, collaborating closely with other teams. Strong hands-on experience with computer vision fram ...

Senior ML Engineer Data Scientist (Hybrid, Contract)

A consulting firm is seeking a highly skilled Data Scientist / Machine Learning Engineer to work in a hybrid role located in London or Sheffield. Responsibilities include analyzing large datasets, developing predictive models, and presenting insights to stakeholders. Candidates should have strong Python programm ...

Hybrid Technical Solutions Engineer – Institutional Onboarding

A leading financial technology firm based in London is seeking a Technical Solutions Engineer to manage client onboarding and technical integrations for institutional clients. This role requires 3+ years of experience in capital markets, strong communication skills, and proficiency in SQL and Python. The positio ...

Robotics Simulation & Control Engineer for Humanoids

Humanoid in Greater London is looking for a Robotics Simulation & Control Engineer to design and validate robotic platforms, including bipedal systems. The role requires a strong background in robotics, experience with simulation tools like MuJoCo and Gazebo, and skills in Python or C++. Benefits include 23 days ...

Senior Elasticsearch Engineer Scale Search Platform

9fin is seeking a Senior IC Engineer in Greater London. You will maintain and scale the Elasticsearch cluster, mentor junior developers, and contribute to backend services. The ideal candidate has a deep knowledge of Elasticsearch, strong Python skills, and experience in designing scalable systems. This position ...

Front Office Production Engineer – SRE for Trading Infra

A global Investment Bank is seeking a Front Office Production Engineer with strong knowledge in Site Reliability Engineering, Linux, and Oracle. The role involves incident management, monitoring with tools like Grafana, and directly assisting Front Office users. Candidates should have expertise in Python and She ...

Quant Data Engineer — Hybrid Role in High Impact Trading Tech

A leading hedge fund is seeking an experienced Data Engineer in Greater London. This role involves collaborating with quantitative portfolio managers, designing data systems, developing tools for datasets, and ensuring data quality. Candidates should have over 3 years of experience in data engineering, strong Py ...

Senior SRE: Real Time Cloud & Observability

A prominent financial services firm in Greater London is seeking a Site Reliability Engineer to join their Real Time SRE team. This role involves supporting critical Real Time applications and automating operational processes. Ideal candidates will have strong DevOps experience, particularly with cloud applicati ...

Senior Consulting Engineer — Forward Deployed (Assoc Manager)

Accenture is looking for a Senior Consulting Engineer - Forward Deployed Associate Manager in London. This role emphasizes high individual ownership, requiring problem-solving skills, fluency in Python and SQL, and high emotional intelligence. The ideal candidate will engage directly with clients, embedding AI s ...

Trading Systems Support & Automation Engineer

A leading quantitative trading firm seeks a Support Engineer in London to provide production system support and enhance internal tools. The role requires 3-5 years in high-pressure settings, excellent Python and Unix skills, and a strong understanding of electronic trading. The firm offers a collaborative cultur ...

Founding AI Engineer: Build AI Enterprise Apps (London)

A cutting-edge AI startup in London seeks a Founding AI Engineer to design full-stack applications that drive AI workflows. This role offers the chance to work closely with founders in a fast-paced environment, requiring strong skills in React, TypeScript, and Python, along with practical AI experience. Candidat ...

AI Native Full Stack Engineer — Equity & Impact

A technology company empowering the independent economy is seeking a Full-Stack Engineer in London. You will design and build core features for their agentic platform, working in a collaborative environment with autonomy. Ideal candidates will have experience in both frontend and backend technologies, particular ...

Azure Platform Engineer IaC, CI/CD & Migrations

A prominent technology consulting firm in Greater London seeks an Azure Engineer to design and enhance platform foundations, delivering infrastructure changes with Infrastructure-as-Code and supporting CI/CD pipelines. Candidates should possess hands-on experience with Azure services, strong DevOps knowledge, an ...

AI Native Full Stack Engineer for Independent Makers

A technology company supporting independent commerce in London is seeking a Full-Stack Engineer to build their agentic platform. This role requires full-stack capability, particularly in Node, Python, Next.js, React, and experience with AWS. The ideal candidate will work within a collaborative team, designing an ...

Healthcare NLP Engineer Build Clinical AI Pipelines

A healthcare technology startup in the UK seeks an NLP Engineer to enhance its AI-driven clinical document processing platform. The role involves designing and maintaining NLP pipelines, deploying and evaluating models, and integrating LLM components. Strong Python and NLP experience are required. Working in a f ...

Senior Consulting Engineer — Forward Deployed (Assoc Manager)

Accenture is looking for a Senior Consulting Engineer - Forward Deployed Associate Manager in London. This role emphasizes high individual ownership, requiring problem-solving skills, fluency in Python and SQL, and high emotional intelligence. The ideal candidate will engage directly with clients, embedding AI s ...

Senior Data Engineer: Databricks Lakehouse Architect

Vivanti Consulting in Greater London is looking for a Principal Data Engineer to design robust data pipelines and implement scalable data architectures. The ideal candidate will have over 7 years of experience with Python, Spark, SQL, and Databricks. Responsibilities include building data pipelines and collabora ...

Senior Algorithm Engineer — Scalable Energy Data

A cutting-edge data solutions company in London is seeking a Senior Algorithm Engineer to design and implement algorithms for forecasting and pricing within the energy sector. This remote-first role offers flexible work options and a chance to contribute to meaningful change in the energy industry through advanc ...

Hybrid Data Platform Engineer — AWS, Databricks, Lakehouse

Houseful is looking for a Data Platform Engineer in Greater London. The role involves scaling a data lakehouse, building infrastructure for data products, and designing reusable templates. Ideal candidates should have strong Python and SQL skills, alongside experience with AWS and Terraform. Join Houseful, a com ...

HPC Production Engineer – Scale & Reliability

P2P is seeking a Production Engineer in London to design and maintain high performance computing systems. The role involves optimizing HPC infrastructure, implementing performance monitoring, and collaborating with researchers. The ideal candidate will have extensive experience in Linux systems adminis ...

Core Linux Engineer for Quant Trading

WorksHub is seeking a Core Linux Engineer to work in a highly-skilled Linux environment in London, focusing on complex challenges in high-frequency trading. Ideal candidates will have strong troubleshooting skills and proficiency in programming languages including Go, Python, Scala, or Haskell. This full-time po ...

ML/Quant Research Engineer — Production Systems (London)

Dex is seeking a ML / Quant Research Engineer in London, working five days a week in-office. You will apply machine learning and statistical methods to financial data, including building and deploying production ML systems. Ideal candidates have a strong background in quantitative research, statistical fundament ...

Associate Technical Consultant (UK) Entry Level Consulting (Life Sciences)

Start your career as an Associate Technical Consultant in a development program designed to accelerate your career. This is not your traditional technical analyst role. If you have coding skills and want to be customer-facing, this role is for you!At Veeva, you’ll work directly with pharmace ...

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