Python Developer – APIs & LLM Data Infrastructure (Energy Markets)

Company IconModo Energy
Location IconLondon

Overview Modo Energy is building the data and AI infrastructure behind the energy transition — ingesting global energy datasets and powering APIs, analytics platforms, and LLM-driven systems that understand real-world power markets....Read More>>.

Posted: March 31st, 2026
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Senior Backend Engineer - Cloud Microservices (Python/Golang)

Company IconThought Machine
Location IconLondon

A leading fintech company in Greater London is seeking a skilled Back End Engineer to contribute to the development of their core product. You will design and develop scalable microservices while ensuring production readiness and high standards. The...Read More>>.

Posted: April 4th, 2026
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Senior AI/ML Cloud Engineer — Python & AWS Lead

Company IconJPMorganChase
Location IconLondon

Job DescriptionJ.P. MorganChase is seeking a Senior Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production....Read More>>.

Posted: April 4th, 2026
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Network Automation Engineer - Python & CI/CD

Company IconSohonet Group
Location IconLondon

A leading connectivity expert for media in London seeks a Network & Systems Automation Engineer to support expansion projects. The role involves maintaining and developing automation tools for the Sohonet network, guiding engineers to improve their e...Read More>>.

Posted: April 10th, 2026
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Python QA Engineer: Automation Frameworks & CI/CD

Company IconMiller Maxwell
Location IconLondon

A high-growth technology firm in Greater London seeks an experienced Python/PyTest QA Engineer. You will design and maintain Python-based automation frameworks, build scalable test suites using PyTest, and collaborate with developers to enhance relia...Read More>>.

Posted: April 10th, 2026
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Lead Software Engineer - Python/Test Automation

Company IconJ.P. MORGAN
Location IconGlasgow

Overview We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within the Commercial & Investment Bank, you are an in...Read More>>.

Posted: April 11th, 2026
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Python Engineer – Real-Time Trading Systems (HFT)

Company IconDurlston Partners
Location Icon

A leading recruitment agency seeks a Python Software Engineer for a high-frequency trading firm in the UK. This role involves developing systems for real-time market data and trade execution while ensuring performance optimization in a dynamic enviro...Read More>>.

Posted: April 11th, 2026
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Senior Backend Engineer — Python Microservices (FastAPI) London

Company IconFruition Group
Location IconLondon

A leading Insurtech company in London is seeking a motivated Senior Backend Engineer to build and scale their insurance platform. The role focuses on developing Python microservices using FastAPI and collaborating in a high-performing team. The ideal...Read More>>.

Posted: April 11th, 2026
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Backend API Engineer — Python, AWS & Data Pipelines

Company IconM+C Saatchi UK
Location IconLondon

A leading advertising and communication agency in Greater London is seeking a Software Developer Back End. The role involves designing and operating scalable APIs and data systems on AWS, while leading a team. Ideal candidates should have strong Pyth...Read More>>.

Posted: April 11th, 2026
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Cloud Automation Engineer - Python & Kubernetes Expert

Company IconGolang Works
Location IconBelfast

OverviewPrincipal Software Engineer, Nifty Gateway108 E 16th Street, New York, NY 10003Required SkillsExperience with at least one major cloud provider (AWS, Azure, or GCP) is necessary.A solid unde...Read More>>.

Posted: April 11th, 2026
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Senior Python Quant Developer for HFT & Crypto Trading

Company IconSelby Jennings
Location IconLondon

A leading trading firm in the City Of London is seeking an experienced Python Quant Developer to join their high-frequency trading team. This role focuses on expanding the Python analytics stack to support trading strategies in crypto markets. You wi...Read More>>.

Posted: April 11th, 2026
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Python Quant Developer | High-Frequency Trading Team

Company IconSelby Jennings
Location IconLondon

Python Quant Developer | High-Frequency Trading Team We are working with a leading traditional and digital asset trading firm whose mission is to build a global financial institution designed for market integrity and efficiency. They a...Read More>>.

Posted: April 11th, 2026
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Graduate / Junior Developer, Python, Linux, C#, Java - London

Company IconNoir Consulting
Location IconLondon

Graduate / Junior Developer, Python, Linux, C#, Java – London (Teck stack: Graduate / Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate / Junior Developer) Since 2006 our client’s revo...Read More>>.

Posted: April 11th, 2026
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Senior Software Engineer — Java / Python, Build Scalable Systems

Company IconJPMorgan Chase & Co.
Location Icon

A leading financial institution in the United Kingdom is seeking experienced Software Engineers to design and develop scalable technology products. You will work in an agile team, focusing on Java or Python to create high-quality code, maintain algor...Read More>>.

Posted: April 11th, 2026
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Hybrid FX Front Office E-Trading Developer - Python

Company IconTalan - UK
Location IconLondon

A leading financial services firm in London is looking for a Jnr/Mid-level Front Office E-Trading Developer. This role supports a dynamic FX trading desk and requires strong Python development skills alongside a solid understanding of financial marke...Read More>>.

Posted: April 11th, 2026
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Senior Python Developer: FastAPI & Azure Microservices

Company IconInsight Global
Location Icon

A leading staffing agency is seeking a Senior Python Developer with a focus on FastAPI for a premier energy client in London. This mid-senior level contract position involves designing and deploying scalable backend services, collaborating with cross...Read More>>.

Posted: April 11th, 2026
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Senior Full Stack Engineer: React & Python, Cloud-Native

Company IconLawrence Harvey
Location IconLeeds

A leading tech scale-up in the United Kingdom is searching for a Senior Full Stack Engineer with expertise in React and Python. The successful candidate will develop flagship products, collaborate closely with cross-functional teams, and influence th...Read More>>.

Posted: April 11th, 2026
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Graduate / Junior Developer, Python, JavaScript, PHP - London

Company IconNoir Consulting
Location IconLondon

Graduate / Junior Developer, Python, JavaScript, PHP – London (Tech stack: Graduate / Junior Developer, Python, JavaScript, PHP, Graduate / Junior Developer) In 2012 our client launched a social messaging platform that has bee...Read More>>.

Posted: April 11th, 2026
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Real-Time Full Stack Engineer - React & Python

Company IconHunter Bond
Location IconLondon

A leading FinTech recruitment agency is looking for a Full Stack Developer to join a high-performing team in Greater London. The role involves developing real-time web applications and requires solid experience in React and Python. You will work on b...Read More>>.

Posted: April 11th, 2026
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Quant Developer: Elite Trading Tech (Python/C++)

Company IconHunter Bond
Location Icon

A top-performing quantitative investment fund in the United Kingdom seeks a Quant Developer who will work on high-performance systems integrating quantitative research and data engineering using Python and C++. This full-time role involves collaborat...Read More>>.

Posted: April 11th, 2026
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Python Backend Engineer - Enterprise REST & CI/CD London

Company IconPeaple Talent
Location IconLondon

A recruitment agency is seeking a Backend Developer in London. This role offers a salary up to £65,000 p.a. with three office days per week. Responsibilities include developing in-house business systems, collaborating with teams, and following Agile...Read More>>.

Posted: April 17th, 2026
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Senior AI Engineer (Python) – Hybrid, London

Company IconMarket Cloud Ltd
Location IconLondon

A technology solutions provider is looking for an AI Engineer with robust Python expertise to help build intelligent, scalable AI solutions. The role requires developing, training, and deploying ML/DL models, and collaborating with diverse teams to e...Read More>>.

Posted: April 17th, 2026
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Backend Engineer (Go/Python) - Scalable Web & Data Pipelines

Company IconRenesas Electronics
Location IconCambridge

A leading technology company in Cambridge is seeking a Back-End Engineer to design and maintain scalable web services using Go and Python. The candidate will face deep technical challenges and collaborate with cross-functional teams. Requirements inc...Read More>>.

Posted: April 17th, 2026
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Senior Python Backend Engineer – Drive Horizon Features

Company IconValidus Risk Management
Location IconLondon

A financial technology company in Greater London is seeking a Python Software Engineer to join their Client Success Team. This role involves delivering high-impact features for the Validus Horizon platform, collaborating with stakeholders, and leadin...Read More>>.

Posted: April 17th, 2026
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Senior Python Engineer - AI Onboarding & Event-Driven

Company Iconnumi
Location Icon

A leading alternative asset management firm is seeking a Senior Consultant with expertise in Software/AI Engineering. This role focuses on enhancing treasury functions using cutting-edge technology. Candidates should have over 6 years of experience i...Read More>>.

Posted: April 17th, 2026
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Python Engineer: Sports Betting Data & Trading Tools

Company IconVenture Up
Location Icon

A sports betting technology firm in London is seeking a Python Engineer to develop tools and systems for traders. The successful candidate will have 2-4 years of experience in Python development and must be able to write clean, maintainable, and well...Read More>>.

Posted: April 17th, 2026
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Flask Python Engineer (REST, Docker, AWS, CI/CD)

Company IconExperis UK
Location Icon

A tech recruitment firm in the United Kingdom is seeking a skilled Python Developer to design and maintain web applications using Flask. The ideal candidate will have at least 1.5 years of experience in web development, a strong background in AWS, an...Read More>>.

Posted: April 17th, 2026
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Full-Stack Developer (React + Python/ AI-enabled Focus)

Company IconClearRoute
Location IconLondon

Role This full-stack developer role requires someone with with a strong front-end focus, responsible for building the Data Portal interface and integrating it with backend services and AI capabilities. The role requires expertise in mo...Read More>>.

Posted: April 22nd, 2026
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Software Engineer III- SDET, Python

Company IconJ.P. MORGAN
Location IconGlasgow

Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the Commercial & Investment Bank, particularly...Read More>>.

Posted: April 27th, 2026
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Staff ML Engineer (Python) — Real-Time pLTV & Growth

Company IconDex
Location IconLondon

Dex is looking for a specialist to join a high-growth, profitable technology company in London. This role focuses on designing and scaling production-grade ML systems while optimizing personalized reward mechanisms. Candidates should have a strong ba...Read More>>.

Posted: April 28th, 2026
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Backend Engineer (Java/Python) for Critical Systems — London

Company IconALTEN LTD - UK
Location IconLondon

ALTEN LTD - UK is hiring a Backend Software Engineer in London responsible for developing high-reliability software platforms. You'll focus on creating core operational software, working with data flows, and improving automation efficiency. Candidate...Read More>>.

Posted: April 29th, 2026
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Python Developer - AI/ML Integration

Company IconOnyx-Conseil
Location IconLondon

Overview At CGI, we’re shaping the future of intelligent operations through secure, scalable technology that drives real impact for clients. As a Python Developer in our Emerging Technology Practice, you’ll help advance our AIOps p...Read More>>.

Posted: April 29th, 2026
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AI‑Driven Full‑Stack Engineer (Python & TS)

Company IconLegal And General Group
Location IconLondon

Legal And General Group is hiring a Full-Stack Engineer to join their PRoboT product team in Greater London. As one of the first engineering hires, you will work across the full technology stack to build and scale the platform. The role involves desi...Read More>>.

Posted: May 1st, 2026
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Senior Python Developer - Nr Ipswich (2 Days Per Week) Up To £75,000

Company IconMploy Group
Location IconIpswich

Senior Python Engineer Location: Near Ipswich (Hybrid Role – 2 days in office per week) Salary: Up to £75,000 + benefits The Opportunity Mploy Group is partnering with a forward-thinking technology business bu...Read More>>.

Posted: May 1st, 2026
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Senior Python Engineer — AI-Driven Financial Platform

Company IconAveni UK
Location IconCity of Edinburgh

Aveni UK is seeking a Senior Software Engineer to develop next-generation AI systems for financial services. This role focuses on building scalable Python services within cloud-native AWS environments and requires strong expertise in production setti...Read More>>.

Posted: May 1st, 2026
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Full-Stack Engineer: React & Python in Cloud + AI

Company IconMCS Group
Location IconBelfast

A high-growth technology company in Belfast is seeking a Full Stack Engineer experienced in Python and React for their newly established engineering hub. You will work on building full stack features, developing APIs, and collaborating with a diverse...Read More>>.

Posted: May 2nd, 2026
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Senior Python Tech Lead – Real-Time Trading & Risk

Company IconJ.P. MORGAN
Location IconLondon

J.P. MORGAN is seeking a Senior Lead Software Engineer in Greater London to join the Credit Trading - Realtime Risk team. The successful candidate will develop secure, high-quality code, provide technical guidance to teams, and influence product desi...Read More>>.

Posted: May 3rd, 2026
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Low-Latency Quant Dev (C++/Python) – Real-Time Trading

Company IconCapital Markets Recruitment
Location IconLondon

Capital Markets Recruitment is seeking an experienced Quantitative Developer to join a systematic trading pod in London or Dubai. The ideal candidate will have over 3 years of experience in Quantitative Development or Trading System Engineering, with...Read More>>.

Posted: May 4th, 2026
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Senior Python & AWS ML Engineer - Production Systems

Company IconJ.P. MORGAN
Location IconLondon

A leading financial services firm is seeking a Senior Software Engineer to engineer and deploy innovative machine learning solutions. The role involves collaboration with Data Scientists and development of cloud-based frameworks using AWS and Python....Read More>>.

Posted: May 4th, 2026
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AI-Driven Backend Engineer (Python/Django) - FinTech

Company IconCorgi Insurance
Location IconLondon

Corgi Insurance in London is looking for a Software Engineer to build and maintain their AI-powered business insurance platform. Candidates should have at least 2 years of experience, strong Python and Django skills, and be comfortable with SQL and R...Read More>>.

Posted: May 4th, 2026
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Senior Python/Java Engineer — Cloud & AI Innovator

Company IconJPMorgan Chase & Co.
Location IconLondon

JPMorgan Chase & Co. is looking for a Senior Python Engineer in London to enhance and deliver technology products. This role involves developing secure production code, optimizing semantic search workflows with AI, and serving as a subject matter exp...Read More>>.

Posted: May 7th, 2026
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Back-end Developer (Java &Spring Boot/Python)

Company IconMethods Business and Digital Technology Ltd
Location IconLondon

Role Overview Salary: £55k to £65k. Methods is recruiting for a Back-end Developer specialising in Java Spring Boot and Python to join our team within the private Sector Business unit on a permanent basis. This is a hybrid role, requ...Read More>>.

Posted: May 7th, 2026
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Senior Python ML Engineer - Automation & Data Infra

Company Iconmthree
Location IconGlasgow

mthree is seeking a Senior Engineer in Glasgow to lead innovations in data protection and workload automation. You will design scalable systems, leverage machine learning for backup optimization, and develop robust REST APIs tailored for users. Ideal...Read More>>.

Posted: May 7th, 2026
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Mobile Test Automation Engineer (Python & Appium) – Hybrid

Company IconMaxwell Bond
Location IconManchester

Maxwell Bond is seeking an Automation Engineer (Python/Appium) to join their team in Manchester. This hybrid role focuses on building robust mobile test automation frameworks. The ideal candidate will have strong Python skills and Appium exposure, wi...Read More>>.

Posted: May 8th, 2026
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VP, Equities Tech - Full-Stack Engineer (Kotlin/Python)

Company IconCiti
Location IconLondon

Citi is seeking a Vice President Developer for their Strategic Equity Solutions team to design and develop innovative software solutions enhancing trader workflow. The successful candidate will possess strong backend skills in Kotlin/Python and a dee...Read More>>.

Posted: May 9th, 2026
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Senior Backend Engineer: Python, AWS, Hybrid + Equity

Company IconTaktile
Location IconLondon

Taktile is looking for a Senior Backend Engineer to join the team in London. This role involves designing and operating backend services in Python on AWS, tackling scalability and reliability challenges. Candidates should have at least 5 years of exp...Read More>>.

Posted: May 9th, 2026
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Senior Python Backend Engineer — Scalable APIs & AI Workflows

Company IconXelix
Location IconLondon

A dynamic scale-up in the fintech space is looking for a Senior Python Developer to join their team in Greater London. In this role, you'll implement robust solutions, design REST APIs, and ensure code quality through testing and reviews. The company...Read More>>.

Posted: May 10th, 2026
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Senior Python/Java ML Engineer - Life Sciences, Remote

Company IconOnyx-Conseil
Location IconLondon

A leading consulting firm is seeking a Senior Software Engineer with extensive experience in Python and Java to join their team for a high-stakes project in the Life Sciences industry. Ideal candidates will have a PhD or MSc in Computer Science and a...Read More>>.

Posted: May 10th, 2026
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Senior Python Lead Engineer — Shape Next-Gen Hardware Design

Company IconCircuit Mind
Location IconLondon

Circuit Mind is hiring a Lead Software Engineer to create innovative software solutions for electronic circuit boards. The role involves collaboration with product and hardware teams, designing and developing backend systems using Python and other mo...Read More>>.

Posted: May 11th, 2026
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Real-Time Trading SRE: Linux, Python & Networking

Company IconHuntress Talent
Location IconLondon

Huntress Talent is seeking an IT professional to monitor and manage real-time trading systems. You'll be responsible for ensuring operational efficiency by overseeing market transactions and resolving system issues. The ideal candidate has over 2 yea...Read More>>.

Posted: May 11th, 2026
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