Application Engineering Lead Java Python Microservices Jobs in UK

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RegTech Python Engineer — Build Solutions, Flexible Hours

A leading regulatory tech firm based in London is seeking a RegTech Engineer. In this role, you will work closely with non-technical teams to code solutions to regulatory problems. Ideal candidates will have 3-5 years of experience in Python, strong collaboration skills, and a knack for learning finance. Benefit ...

Python Engineer — AI Forecasting & Modelling (Energy Markets)

Modo Energy is building AI-powered tools for understanding global energy markets — combining large-scale data, forecasting models, and LLM systems into high-performance interfaces engineers and analysts use every day. We're hiring a backend Python Engineer to join the Modelling team — the brains beh ...

Python Backend Engineer — AI Platform & Systems (Equity)

A cutting-edge AI startup is seeking a Software Engineer (Python) to help build an advanced AI wealth management platform. The ideal candidate will have over 4 years of experience in Python engineering, focusing on AI platforms and backend systems. Responsibilities include developing model orchestration, scalabl ...

Emerging Full Stack Developer: Python, C#, React

Προσωπικά κίνητρα Moved from Greece to Cambridge,UK to study Computer Science. Graduated at age of 21 (3 Years of Studies). Currently looking for my next job role in London or Athens. Experience IT Specialist, Lexitipon Publications Enhanced software performance ...

Senior Python Engineer: Data & Azure Serverless (Hybrid)

A well-known Northern Irish organization is looking for a Software/Data Engineer for a short-term contract in Belfast. Responsibilities include redeveloping Python functions and conducting unit tests. Ideal candidates will have a strong software development background with proficiency in C# and Python, and exper ...

Junior Quant Developer: Front Office Trading (Python)

A leading FinTech firm in London is seeking a Junior Quantitative Developer/Researcher. This role offers a competitive salary up to £120k and a significant bonus. Ideal candidates will have strong Python skills and a background in Quant Development or Software Engineering, preferably in a front office environmen ...

Autonomy Robotics Engineer ROS 2, C++, Python

A leading robotics firm in England is seeking a Robotics Software Engineer to develop and maintain autonomy software for robotic systems. The ideal candidate will have strong experience with ROS 2, C++, and Python, with an emphasis on engineering excellence and collaboration. The role involves hands-on deploymen ...

Structured Power Trader Hedging & Risk Strategist (Python)

A commodities trading firm is seeking a Structured Power Trader to join their expanding team in Greater London. The role involves originating and executing structured deals, developing stress testing methodologies, and creating hedging strategies to manage risks. The ideal candidate should have 2-5 years of expe ...

Senior Python Engineer Fully remote Agentic AI

Overview Senior Python Engineer - Healthcare We’re looking for a hands-on, production-minded Senior Python Engineer to help build and scale real-world applications. In this role, you’ll develop and deploy robust, production-grade systems that turn advanced analytics into practical solutions ...

Quant Developer Python Tools for Research & Backtests

A leading quantitative trading firm in Greater London is seeking a Quant Developer to join its EMEA Development team. This role involves developing tools for quantitative trading strategies, enhancing the simulation framework, and providing support for research tasks. Ideal candidates will have a strong backgrou ...

Python Developer Equity Factor Model Risk Technology

Millennium is looking for an exceptional individual to join the Equity Factor Risk Model Technology Team, which is responsible for designing and developing equity portfolio analytics framework, including MSCI Barra equity factor risk models. Build expertise in Barra and proprietary factor ris ...

Fintech Python Engineer APIs & Data Pipelines (Hybrid)

A fast-growing fintech company in Greater London is looking for a skilled Software Engineer to develop and maintain APIs that process financial metrics. The role offers opportunities to work in a collaborative environment and enhance expertise in a finance-focused setting. Ideal candidates should possess strong ...

Senior Python Engineer — AI‑Augmented Cloud Backend

A leading European cloud service provider is seeking a Senior Python Developer to drive innovations in AI-augmented coding. The candidate will design and maintain backend services using Django or FastAPI, leverage AI tools for code improvements, and promote best practices in software development. Ideal applicant ...

Software Engineer, Core Design & Geometry (C++/Python)

A leading design software company is seeking a Software Engineer in Cambridge. This role involves prototyping, implementing, and maintaining software components, and requires a Master's or PhD in a relevant field. You'll work in a collaborative Scrum team using Agile methodologies and interact with product manag ...

Senior AI Architect — Python & Multi Agent Systems

A leading logistics technology company in Manchester is looking for an experienced Senior Python Developer. In this role, you will take ownership of designing and deploying advanced AI systems, tackling complex logistical challenges. The ideal candidate has over 5 years of experience in Python development and a ...

Senior Python Backend for Forecasting AI Agents

A cutting-edge AI firm is seeking a talented backend engineer to develop the infrastructure for autonomous AI systems. You will work closely with founders to design data pipelines, architect backend services, and ensure optimal integration of various components. The ideal candidate has over 5 years of experience ...

Senior Python Architect — Rates Risk & PnL, Athena

A leading global financial services firm is seeking an experienced Senior Athena Python Rates Lead Software Engineer to work within its development team. The role focuses on delivering robust software solutions for rates trading activities, collaborating with analysts and traders, and developing scalable code fo ...

Front Office Quantitative Analyst, Python Valuation & Risk

A leading recruitment agency is searching for an experienced Quantitative Analyst for a market-leading Buy Side firm in London. The role involves building production valuation models within a Python pricing library, working closely with senior stakeholders to ensure governance and control in models. Candidates s ...

Graduate Quantitative Analyst – Trading Desk (Python/ML)

A leading trading firm in Greater London is seeking an individual with strong quantitative skills to join their Quantitative Trading desk. This role involves delivering high-quality quantitative strategies, monitoring trading and strategy performance, and implementing signals within the global execution platform ...

Python Platform Engineer: Data Orchestration & CI/CD

A technology firm in Greater London is seeking a Python Platform Engineer to design and build a central automation platform. This role involves writing high-quality code and delivering key components of a sophisticated reporting system. The ideal candidate will have extensive Python experience focused on large c ...

Power Market Insight Architect | Hybrid, Python/SQL

A global leader in energy intelligence is seeking a Hybrid Power Insight Analyst to develop analytics for the Polish and French power markets. This role requires strong skills in Python and SQL alongside the ability to communicate insights to C-suite executives. You'll model power trends, create engaging market ...

Senior Python Backend Engineer | AI Powered FinTech

A fast-paced technology company in Greater London is seeking a Senior Python Developer to join their back-end development team. In this role, you will implement scalable solutions in Python and develop REST APIs. You should have 4+ years of professional Python coding experience and be familiar with Django. The p ...

Senior Python Automation Engineer – Demo Data & Production

A leading technology firm in Greater London is seeking a Python Software Developer to design, develop, and maintain scripts for demo data publishing. You will work in a collaborative environment, assisting sales teams in demonstrating our services. The ideal candidate has extensive experience with Python and Pow ...

Python Engineer, Prediction Markets – Real Time Trading

A trading firm is seeking a Software Engineer to join their Prediction Markets Desk in London. The role involves building systems to facilitate trading, manage data, and implement strategies in a high-autonomy environment. Candidates should have at least 2 years of experience in Python, strong problem-solving sk ...

Senior Python & React Engineer Full Stack, Remote

A mission-led consultancy is hiring Full Stack Python/React Developers to create modern software solutions for the UK Government and Defence sector. You will work in a high-trust, agile team focused on developing secure, scalable systems. Candidates should have strong experience in Python and React as well as fa ...

Realtime Data & Trading Apps Developer (Python) – London

A leading technology firm in London is seeking a mid-senior level software developer with expertise in Python. You will design and build features, collaborate on code quality, and take ownership of production software. Ideal candidates have a degree in Computer Science and strong experience in web-scraping techn ...

Python Software Engineer – CI/CD & Agile Delivery

A leading telecommunications company in the UK is seeking a Software Development Specialist to enhance operational processes. In this role, you will develop scalable software solutions in Python and work in a dynamic team using Agile methodologies. The position requires strong programming skills, problem solving ...

Python software developer, National Oceanography Centre, Liverpool

Overview The British Oceanographic Data Centre (BODC), part of the National Oceanography Centre, manages UK ocean science data through a sophisticated network of software systems, designed and developed by our in-house research software engineers. We support many European and international project ...

Senior Python SDET Automation for Streaming Devices

A leading streaming technology company in Cambridge is seeking a Software Engineer with expertise in Python and automated testing. The position involves developing tools for automated testing on streaming applications, collaborating across functional teams, and maintaining a device farm for testing. Ideal candid ...

Hybrid Backend Python Engineer AI Energy Forecasting

An innovative energy technology company in London is seeking a backend Python Engineer for its Modelling team. The successful candidate will build and maintain services for energy forecasting models, collaborating with data scientists and analysts. Ideal applicants will have 3–5 years of Python experience, exper ...

Data Support Engineer — Python, Client Data & Onboarding

A leading global credit intelligence provider is seeking a Data Support Developer in the UK to provide front-line support during European trading hours. You will develop tools and scripts for monitoring and reconciling client data while collaborating with both the development and project management teams. This r ...

Data Engineer | Databricks & Python | 24 Month Contract

A leading renewable energy company based in Glasgow is seeking a skilled Data Engineer to build and optimise scalable data pipelines using Databricks and Python. The role involves working collaboratively with cross-functional teams, ensuring data quality and governance, while implementing ETL/ELT processes. Cand ...

Python Engineer for Front Office Trading Platform

A diversified trading firm in Greater London is seeking a Python Engineer to join an established trading team. This role involves collaborating directly with traders to influence the design of the trading system and developing efficient solutions. The ideal candidate has over 3 years of professional experience i ...

Senior Python Engineer, Financial Systems & Data Pipelines

A financial risk management firm in the UK seeks a Python Software Engineer to join the Client Success Team. The role involves leading the delivery of features and enhancements for the Validus Horizon platform. Candidates should have 3-5 years of software development experience, strong skills in Python, and a ba ...

Senior Python Full Stack Developer – Hybrid (Renewables)

A technology company is seeking a Senior Python Full Stack Developer to work in a hybrid role based in Newcastle upon Tyne. You will design and maintain full stack web applications using your expertise in Python and PostgreSQL. This position involves collaborating with teams to create intuitive user interfaces a ...

Senior FDE Python & AWS SaaS (Client Facing)

A growing technology scale-up based in Manchester is looking for a Forward Deployed Engineer with strong Python and AWS skills. This role involves client-facing responsibilities, where you'll manage bespoke projects and develop cloud-based applications. The position offers a competitive salary of up to £80k, hyb ...

Embedded UI Engineer C++/Python Tooling & CI

A leading streaming platform in Cambridge is seeking a Software Engineer for UI Infrastructure. You will contribute to the embedded UI framework development and ensure high-quality software performance. This role involves building tooling, developing pipelines, and writing C++ code. Candidates should have strong ...

Senior Python Engineer — MongoDB, Remote, Open Source

Canonical Group Ltd is seeking a Senior Software Engineer specializing in Python and MongoDB to create a fully managed MongoDB solution. This role involves building reliable deployments on various cloud platforms and Kubernetes, significantly impacting the product and its ecosystem. The position offers a competi ...

Market Data Analyst Python & SQL (Onsite Newcastle)

Client Server Ltd. is looking for a Market Data Analyst in Newcastle upon Tyne, offering a competitive salary up to £90k. The role involves supporting traders with market data services and working on diverse projects. Candidates should have a first-class degree in Computer Science and experience with Python and ...

Electrical Engineer & Python Expert Freelance AI Trainer

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. ...

AI Driven Electrical Engineer & Python Numerics Expert

Mindrift is looking for specialists to design and solve computational engineering problems for AI projects. This role involves creating original problems that simulate engineering workflows, requiring proficiency in Python and an engineering degree. Contributors will work on project-based tasks with an expected ...

AI Driven Electrical Engineer & Python Numerics Expert

Mindrift is seeking contributors in Manchester for project-based computational engineering roles. The opportunity involves designing and solving numerical engineering problems using Python as well as validating solutions. Applicants should have a degree in Electrical Engineering or related and at least 2 years' ...

Mobile Test Automation Engineer (Python + Appium) Hybrid

Maxwell Bond is seeking an Automation Engineer with strong Python experience and hands-on Appium skills to join their growing team in Manchester. This hybrid role involves designing and maintaining automation frameworks for mobile applications across iOS and Android. The company offers a collaborative culture wi ...

Electrical Engineer & Python Expert Freelance AI Trainer

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. ...

Risk Transformation BA (Market/CCR) – FRTB & Python

Ad Astra Consultants is seeking an experienced Business Analyst in Greater London to work on Market Risk and Counterparty Credit Risk (CCR) transformation programs. The ideal candidate will have strong analytical skills, particularly in data validation using SQL and Python, and a robust understanding of regulato ...

Full Stack Software Engineer (TypeScript and Python)

We’ve partnered with a fast-growing FinTech organisation on a mission to empower ambitious businesses across the UK. Since launching, they’ve provided billions in funding, supported job creation nationwide, and helped fuel economic growth, all while delivering innovative solutions for their customers. ...

Senior Full Stack Engineer (TypeScript & Python) Hybrid

Atarus is a fast-growing FinTech organization in Greater London seeking an experienced engineer with 5+ years in designing large-scale systems. You'll work in a true hybrid model with no fixed days in the office, focusing on collaboration and continuous improvement. Benefits include 25 days holiday plus bank hol ...

C++/Python Quant Developer — Equities & Risk Systems

Nicoll Curtin is seeking an experienced C++/Python Quant Developer for a leading investment bank in London. The role focuses on developing and optimizing systems for pricing, risk management, and P&L calculations. Candidates should possess strong skills in C++, Python, and a solid understanding of equities and e ...

Python Backend Engineer AI Driven Trading Platform

Client Server is seeking a Python Software Engineer to design and develop scalable backend trading systems in London. This role involves developing APIs, leveraging data-driven systems, and implementing AI-enabled workflows using LLMs. Applicants should have a degree in Computer Science or a related field, comme ...

Senior Python Backend Engineer — Greenfield Apps & Equity

Client Server is seeking a Senior Python Developer to work on innovative systems related to Arctic exploration in Cirencester. This role offers a salary up to £85k and the opportunity to design and develop data-centric applications. You'll be working in a close-knit team at a tech start-up, focusing on backend s ...

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    Application Engineering Lead Java Python Microservices Jobs in United Kingdom Job Search Guide, Trends and Insights