Lead Software Engineer Python Java Jobs in London, UK

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Principal Systems Engineer Alt Net

Role Want to be part of one of London’s leading Alt-Nets? Join this team as a Principal Systems Engineer, taking the lead on crucial Systems-related projects to support our OSS function and ensure the smooth operation of thei business-critical networks. You’ll have ...

Head of Engineering / Lead Engineer

About The Company We are a fast‑growing startup at the intersection of quantum computing and financial services, applying cutting‑edge technology and innovative solutions to solve complex business problems for our clients. Our mission is to deliver real‑world impact through high‑quality product de ...

Telemetry and Observability Engineer

Telemetry & Observability Engineer | Contract | £475-£515 p/d | Inside IR35 | London | 3 days on site | 6 month contract We are seeking a highly skilled Telemetry & Observability Engineer to join a large-scale enterprise engineering environment focused on improving system reliability, visibility, and operational ...

Software Engineer — AI Security Platform (Hybrid, London)

A leading security software company in London is seeking a Software Engineer. You’ll analyze and implement high-quality solutions and build reliable, scalable services. The role requires at least 3 years of experience and proficiency in programming languages like TypeScript or Python. Join us to make a meaningfu ...

Industrial OT Software Engineer & Framework Config

Recruit4Mum is looking for an OT Framework Configuration Engineer & Software Developer to join their team, focusing on secure, reliable systems in industrial automation. As part of this role, you will develop OT software solutions integrating with SCADA systems, troubleshoot software issues, and contribute to co ...

Senior C# Engineer – Cloud Native Trading Platform (Hybrid)

Thomson Keene is hiring a Senior Software Engineer in London to design, build, and modernise a critical trading platform for an Investment Banking client. The role involves backend development using C# .NET and Python, along with optimising large datasets in SQL Server. This position offers a hybrid working mode ...

Climate Tech Software Engineer Grid Infra & Markets

A leading energy infrastructure firm is seeking a generalist engineer to develop core software for a decarbonised energy system. The role involves building platforms connecting distributed energy devices, using Python and machine learning. The candidate will work in a fast-paced startup environment, focusing on ...

Climate Tech Software Engineer Grid Infra & Markets

A leading energy infrastructure firm is seeking a generalist engineer to develop core software for a decarbonised energy system. The role involves building platforms connecting distributed energy devices, using Python and machine learning. The candidate will work in a fast-paced startup environment, focusing on ...

Data Engineering Tech Lead

Salary: up to £200k base + bonusSummaryFantastic opportunity for an experienced engineer to lead a brand-new data engineering team at this tech-savvy algorithmic trading firm. A very hands-on tech lead, you’ll be building a new system for processing and managing daily data ...

Applied Scientist

London, United Kingdom | Posted on 11/25/2024 We're thrilled to present an incredible career opportunity! We're recruiting on behalf of a renowned multinational company based in the United Kingdom, seeking an Applied Scientist experienced in Generative AI and large models. What you’ll do: ...

Sr. Applied Scientist, Brand Safety in London Amazon

Sr. Applied Scientist, Brand Safety London, United Kingdom Posted 10 months ago Tech stack Java Python C Text mining Optimization Information theory Areas of Expertise Statistics, optimization, text min ...

Senior Database Sepecialist Hedgefund in London Quant Capital

Senior Database Sepecialist - Hedgefund London, UnitedKingdom Posted about 1 year ago Tech stack Python C Databases Redis Cassandra MongoDB PostgreSQL information security Hedge Fund </ ...

Junior Quantitative Researcher / Developer in London Quant Capital

Junior Quantitative Researcher / Developer Location: London, United Kingdom Posted: 10 months ago I am looking for gifted applied scientists who have experience working with large, real-world data sets and large scale. Tech stack C Quantitative </ ...

Head of HFT in London Fasanara

Head of HFT London, UnitedKingdom Posted 12 months ago Compensation Competitive Role type Full time Visa sponsorship Not provided Benefits & perks Competitive Tech stack SQL Java </li ...

Head of HFT in London Fasanara

Head of HFT London, UnitedKingdom Posted 12 months ago Compensation Competitive Role type Full time Visa sponsorship Not provided Benefits & perks Competitive Tech stack SQL Java </li ...

Principal Software Engineer C# .Net AWS FinTech

Principal Software Engineer / Developer (C# .Net AWS Python) London / WFH to £120k Would you like to join a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression? As a Principal Software ...

Fleet Operations Engineer

Fleet Operations Engineer Country/Region: GB Connect with Eutelsat Group Be part of a new era in communications, transforming connectivity with Eutelsat Group – the world’s first GEO-LEO integrated global satellite operator. As a global leader in satellite communic ...

Global IT Software Engineer Senior Director & Tech Area Lead Marketing London

Global IT Software Engineer Senior Director & Tech Area Lead - Marketing - London, United Kingdom Who We Are Boston Consulting Group partners with leaders in business and society to tackle their most important challenges and capture their greatest opportunities. BCG was th ...

Head of Development

Head of Software Engineering (Deputy CTO) Java , Capital Markets, Full Stack Development, Tech Lead, DevOps, AI/ML, CI/CD, Trading Systems, Front Office. London – Hybrid – 3 days a week onsite. Permanent Role. Harrington Starr has partnered up with a Global Financi ...

Graduate Software Developer – Banking Sector

Graduate Software Developer – Banking Sector United Kingdom, London Full Time Overview JAM Management is proud to partner with a leading UK bank to recruit ambitious Graduate Software Developers. This is an exceptional opportunity to join a fast-paced, innovative environme ...

Software Developer

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly deve ...

Software Developer

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly deve ...

Senior Software Developer

This job is with Aristocrat, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.As a Senior Software Engineer (Backend), you will play a key role in designing and building s ...

Senior Software Developer

This job is with Aristocrat, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.As a Senior Software Engineer (Backend), you will play a key role in designing and building s ...

Medical Device Software Engineer Real Time, C/C++, AI

A leading medical technology company in the UK is seeking a Software Engineer to design and develop software for safety-critical medical devices. The ideal candidate will have 5+ years in software development, proficiency in C/C++ and Python, and experience in highly regulated industries. This full-time position ...

Cloud & Integrations Engineer (Remote UK)

NedGraphics, Inc. is hiring a Software Engineer (Cloud & Integrations) to work remotely from the UK. You will join a scrum team to build and maintain cloud products, design serverless architectures on AWS, and develop secure APIs. The ideal candidate has over 3 years of software development experience, strong ex ...

Senior Real Time Robotic Controls Engineer

Thehumanoid is looking for a Staff Controls Software Engineer to join the team in London. This role involves leading the development and maintenance of production-grade control software for humanoid robotic systems. Candidates should have over 10 years of experience in robotics control software, excellent skills ...

Senior Backend Engineer Cloud & Data Pipelines (Hybrid)

Applied Data Science Partners seeks a Senior Software Engineer (Backend) to design, develop, and deploy software solutions. You will work on data pipelines and APIs, utilizing your expertise in Python, Docker, and cloud services. The role involves mentoring junior engineers and ensuring the quality of software t ...

Market Data Developer Global Crypto Trading (C++)

A trading firm in Greater London is seeking a Software Engineer, Market Data to develop full-stack software systems supporting global trading operations. The ideal candidate will have significant expertise in C++ and Python, with experience designing high-performance applications. Responsibilities include workin ...

Geospatial Full Stack Engineer Hybrid

A technology company is seeking a Software Engineer (Full stack) in London, U.K. This role requires 3 years of experience with a focus on web development and REST APIs, ideally with TypeScript/JavaScript or Python frameworks. Candidates should possess a BSc in Software Engineering or a related discipline. The po ...

Senior Software Quality Engineer — Medical Device (Hybrid)

A leading medical technology company in Greater London is looking for a Senior Software Quality Engineer to enhance the quality engineering practices within their medical device software team. The ideal candidate will have 5 to 8 years of experience in a regulated environment, proficiency in Python, and familiar ...

Senior Cloud Simulation Engineer

Icehouseventures is looking for a Software Engineer for the Simulation Technology team in London. In this full-time role, you'll evolve a core component of the simulation platform used to develop Wayve's driving intelligence. Responsibilities include owning key performance indicators and implementing production ...

Medical Device Software Engineer Real Time, C/C++, AI

A leading medical technology company in the UK is seeking a Software Engineer to design and develop software for safety-critical medical devices. The ideal candidate will have 5+ years in software development, proficiency in C/C++ and Python, and experience in highly regulated industries. This full-time position ...

Junior Software Developer

Overview LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. If you want to work wit ...

Junior Software Developer

Overview LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. If you want to work wit ...

Software Engineering Graduate

Curious about what’s next? So are we. Join Compare the Market as a Software Engineering Graduate and help to make financial decision making a breeze for millions. Job Description At Compare the Market, we’re a purpose-driven business powered by tech and AI. We’re building high-per ...

Software Engineering Graduate

Curious about what’s next? So are we. Join Compare the Market as a Software Engineering Graduate and help to make financial decision making a breeze for millions. Job Description At Compare the Market, we’re a purpose-driven business powered by tech and AI. We’re building high-per ...

Forward Deployed Engineer London up to £145k

Forward Deployed Software Engineer (Python / TypeScript / AI) Oliver Bernard are partnered with a high‑growth AI deployment company operating at the forefront of enterprise AI. Backed by top‑tier investors and AI labs, they’re already delivering production‑grade systems across finance, ener ...

Senior Scientific Fullstack Python Developer

I am currently working with a London-based financial services client who are actively seeking a Senior Fullstack Python Developer to work on the development of a next-generation research platform.What you'll need to succeed : Strong Python software engineering experience beyond explorato ...

Product Engineering Manager

Product Engineering Manager Location: London (one day a week in office) Salary: £75k + Bonus + Benefits We are supporting a company that is a leader in their field who work with innovative tech and who value its employees’ professional growth and development, in their s ...

Product Engineering Manager

Product Engineering Manager Location: London (one day a week in office) Salary: £75k + Bonus + Benefits We are supporting a company that is a leader in their field who work with innovative tech and who value its employees’ professional growth and development, in their s ...

Product Engineering Manager

Product Engineering Manager Location: London (one day a week in office) Salary: £75k + Bonus + Benefits We are supporting a company that is a leader in their field who work with innovative tech and who value its employees’ professional growth and development, in their s ...

Senior Software Engineer – Analytics & Reporting Platform

A leading financial technology firm in London is seeking a Senior Software Engineer to join their Research Management Systems team. You'll design and build a new analytics platform, influencing key technical decisions. Ideal candidates have a strong background in software engineering, distributed systems, and pr ...

Climate Tech Software Engineer — Hybrid London (Impact)

A climate tech startup in London is seeking a Software Engineer to drive the transition to a cleaner energy system. You will develop software that optimizes energy usage and contribute to machine learning models. Ideal candidates are curious and passionate about tackling climate change, with a strong proficiency ...

Senior Cloud Test Engineer – Private Cloud Automation

Stars Arena is seeking a Senior Software Test Engineer for their Apple Private Cloud project in London, UK. This full-time position demands in-depth experience in software automation and development, along with strong programming skills in Python, Swift, and Bash. Candidates should have familiarity with Git and ...

Climate Tech Software Engineer — Hybrid London (Impact)

A climate tech startup in London is seeking a Software Engineer to drive the transition to a cleaner energy system. You will develop software that optimizes energy usage and contribute to machine learning models. Ideal candidates are curious and passionate about tackling climate change, with a strong proficiency ...

Machine Learning Software Engineer Full Stack (LLM) in London Aquent

Machine Learning Software Engineer - Full Stack (LLM) London, United Kingdom Bachelor’s degree in Computer Science, Computer Engineering, or a related technical background. Experience Backend software engineering experience in Python. Responsibilities and Requirement ...

Software Engineer Data Driven SaaS & Cloud Tools

A leading global communications company in Greater London seeks a Software Engineer to develop and enhance their platform ecosystem. You'll work on innovative data-driven applications using Python, AWS, and GCP to drive revenue growth. Responsibilities include designing APIs, implementing infrastructure, and wor ...

Senior Product Engineer, Full Stack Energy

Senior Product Engineer, Full StackMake sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below.- Energy £70,000 to £95,000 Permanent London, hybrid The opportunity Our client is hiring a Senior Product Engineer, Full Stack, to ...

Senior DevOps Engineer

Job Description Responsible for implementing and supporting improvements, efficiency, enhancing software quality, and accelerate delivery times. Having the shared responsibility between development/operations with a focus on people, process, tolls that take a unified customer/user focus. In a mul ...

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