Quantitative Python Engineer Data Optimisation Jobs in UK

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ML Infrastructure Engineer — Python & ML Pipelines

A technology recruitment agency is seeking a Software Engineer/Developer (ML Infrastructure) for a 12-month contract in Cambridge, UK. The role involves designing and maintaining machine learning tooling in Python, supporting research teams, and improving infrastructure systems. Ideal candidates will possess 4+ ...

Founding Python Engineer Equity & Ownership (London)

A tech startup in London is seeking a Founding Python Engineer to develop Python-based systems for AI-powered data processing. This role offers a competitive salary with meaningful equity and the chance to work closely with a world-class founding team. Ideal candidates are proficient in Python with 2-5 years of ...

Senior Python Engineer – Quantum Safe Cybersecurity

A global cybersecurity company is looking for a Senior Python Developer in Belfast. You will design and develop encryption intelligence solutions, build scalable systems, and collaborate across teams. This full-time role requires cloud experience and is suited for someone passionate about software development an ...

Lead Python Backend Engineer Processing & Observability

A leading technology firm is seeking a skilled software developer to enhance their data orchestration pipeline using Python. Join the Data Intelligence Team to work on AI features, develop observability for ML applications, and mentor peers. The role offers remote flexibility, a supportive work environment, and ...

Senior AI Engineer (Python, React, Azure)

About Synextra Synextra is a Microsoft-specialist Managed Service Provider headquartered in Warrington, operating as a premium partner to regulated mid‑market organisations including law firms, financial services firms, and mortgage lenders. We're deliberately small - around 35 people - because w ...

Senior Python SDET Engineer – Payments Automation

JPMorgan Chase & Co. is seeking a Software Engineer III to enhance their Payments Technology team. This role involves designing and developing robust test automation frameworks for high-performance payment systems. The ideal candidate will have strong experience in Python, Playwright/Selenium, and agile methodol ...

Senior Python Engineer (Contract, Outside IR35)

We are hiring a Senior AI Engineer to join a team responsible for recommendation systems across web and mobile, working on a key AI-driven product, the AI Stylist. This is a production-focused role. The AI Stylist is already live to customers and expected to scale significantly, with a large backlo ...

Senior Full Stack Engineer Python/TypeScript

Our Future Health Limited is seeking a Full-Stack Senior Software Engineer to join our Health Insights squad in Greater London. The role involves shaping systems dealing with sensitive health data and contributing to the development of a platform delivering personalized health insights. Candidates should have st ...

Senior Full Stack Engineer Python/TypeScript

A leading health research organization in Greater London is seeking a Full-Stack Senior Software Engineer to join their Health Insights squad. The role involves shaping platform architecture, working with complex data, and supporting collaborative development practices. Applicants should have strong experience i ...

Robotics Tooling Engineer (Python/Go, Linux)

A warehousing technology firm based in Oxfordshire is seeking a Software Engineer to enhance tools for robot commissioning and servicing. The role requires proficiency in Python and Go, along with strong engineering practices to unify and standardize internal tooling. Ideal candidates will be comfortable with Li ...

Fixed Income Risk Engineer Python Analytics

A global quantitative investment manager located in Greater London is seeking a professional with strong skills in Python and experience in risk analytics to build and maintain production risk analytics tools. This position involves collaboration with trading desks and requires a solid understanding of Fixed Inc ...

Hybrid Offshore Analysis Engineer | OrcaFlex & Python

A leading offshore engineering consultancy based in Woking is seeking an Analysis Engineer to join their UK-based analysis team. This role involves delivering engineering insights across various complex offshore operations, including project support for installation analysis. Candidates should have a degree in N ...

Software Engineer C/C/++/ C#/ Python

Overview Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world‑class solutions in communications, 5G, automotive, energy, quantum ...

Python AI Engineer PropTech London (onsite)

Job Description Lead Python Engineer | AI, Python, FastAPI, Django, Microservices, APIs, Cloud | London | up to £130k + EquityBuild AI-powered systems that automate real-world workflows at scale.This is an opportunity to join a fast-growing AI startup building ...

Cloud Software Engineer (Python, AWS, Azure)

The RoleThe Platform Engineering team (PENG) builds Beacon Cloud -- the cloud-hosted Platform-as-a-Service that major financial institutions depend on for quantitative analytics, real-time risk management, and trade operations. Every client gets a fully isolated cloud environment with elastic ...

Backend Software Engineer C# Python AWS

Backend Software Engineer / Developer (C# Python AWS SQL IaC) London 12 month FTC to £180kAre you a full stack technologist with a product based mindset?You could be progressing your career in a hands-on Backend Software Engineer role at a tech driven, global Asset Manager with multiple b ...

Backend Software Engineer Python Start up

Backend Software Engineer / Developer Cirencester to £85kOpportunity to work on complex and interesting systems related to Polar Exploration in a beautiful Cotswolds based office, as part of a small team at a tech start-up, where you can make an impact and progress your career.As a Backen ...

Founding Senior Software Engineer Python London

Job Description Founding AI Engineer | Python, Async, LLMs, TypeScript, Cloud | £100k–£160k + Equity | London (Onsite)Build AI products from scratch as part of a founding team. Great opportunity to join a YC-backed AI startup building autonomous voice agents that automat ...

Senior Software Engineer Python / hx Renew

Who Are We?Taking care of our customers, our communities and each other. That’s the Travelers Promise. By honoring this commitment, we have maintained our reputation as one of the best property casualty insurers in the industry for over 170 years. Join us to discover a culture that ...

Senior Software Engineer Python API AWS

Senior Software Engineer / Developer (Python API AWS SaaS) London / WFH to £100kAre you a senior technologist with strong Python, API and AWS cloud experience?You could be progressing your career in an impactful, hands-on engineering position for a successful and growing technology compan ...

Senior Software Engineer Python / hx Renew

Who Are We?Taking care of our customers, our communities and each other. That’s the Travelers Promise. By honoring this commitment, we have maintained our reputation as one of the best property casualty insurers in the industry for over 170 years. Join us to discover a culture that ...

Customer Engineer Agent Builder London Python

Job Description FDE / Customer Engineer | London (5 Days Onsite) | Conversational AI / Enterprise SaaS | Hypergrowth AI Startup | Python, APIs, Integrations, LLMs | £140k–£180k + Equity + BenefitsA hypergrowth AI company is building enterprise-grade conversational AI age ...

Senior Software Engineer, Python (Tools Development)

Teamwork makes the stream work. Roku is changing how the world watches TVRoku is the #1 TV streaming platform in the , Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is ...

Lead Software Engineer – Python, AIML, Cloud

Chase is seeking a Lead Software Engineer with expertise in AWS and Python, and a passion for Machine Learning, to help engineer and deploy innovative ML solutions into production. You will collaborate with the Applied AI/ML group and technology teams across the firm, contributing to both new and ongoing proj ...

Software Engineer (C/C++/C#/Python)

Overview Do you have the right skills and experience for this role Read on to find out, and make your application.Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, ...

Full Stack AI Engineer Next.js & Python

Full-Stack AI Engineer - Next.js & Python Remote | UK | Contract I’m working on multiple hires for a high-performing team building AI-driven products within a major investment and technology environment. They’re looking for strong Full-Stack AI Engineers who can oper ...

Software Engineer (C/C++/C#/Python)

Overview Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world-class solutions in communic ...

Senior Lead Software Engineer Databricks & Python

Job Description As a Senior Lead Software Engineer (Python/Java, Spring, API, AWS) at JPMorganChase in Global Finance Technology, you’ll build secure, scalable solutions, write production code and tests, review code, and pair program. In Regulatory Reporting, you’ll develop and optimize Python/Py ...

Senior Lead Engineer – Databricks, Python & AWS

JPMorganChase is seeking a Senior Lead Software Engineer in Glasgow, UK. In this role, you will lead the development of scalable solutions using Python, Java, and AWS. Your responsibilities include building microservices, developing data pipelines, and ensuring code quality. The ideal candidate should have exten ...

Senior Python Engineer — Hybrid, Growth & Impact

Liberty IT in Belfast is looking for a skilled Software Developer to join their team. This role requires expertise in Python programming and a thorough understanding of API design, as well as experience with SQL and MongoDB. The successful candidate will work within an agile framework and mentor junior developer ...

Hybrid Backend Python/Django Engineer (Reading)

Opus Resourcing Ltd is seeking a Software Engineer with at least 2 years of backend Python/Django experience to join their R&D team in Reading. The role is hybrid and involves developing secure video collaboration products used by governments across Europe. Candidates should have strong skills in Python, Django, ...

Software Engineer (C/C++/C#/Python)

Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15000 employees create world-class solutions in communications, 5G, automotive, energy, quantum, aerospace, defense ...

Senior Lead Software Engineer Python / Java

Senior Lead Software Engineer - Python / Java LONDON, LONDON, United Kingdom Job Description 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 JPMorgan Chase within Quant ...

Senior Python Engineer – FinTech, Django & PostgreSQL

Java Script Works is seeking an experienced Python Engineer to join a scaling FinTech company based in Greater London. In this role, you will develop cutting-edge technology that empowers businesses and supports their growth. Preferred qualifications include experience with Django, PostgreSQL, and Front-End deve ...

Lead Python Software Engineer — Hybrid + Equity

Circuit Mind Limited is seeking a Lead Software Engineer to develop elegant solutions for complex problems in hardware design. You'll collaborate closely with a skilled team of engineers, designing and deploying software that enhances circuit board development. Candidates should have over 5 years in software dev ...

Lead Cloud Platform Engineer — Java & Python

JPMorgan Chase & Co. is hiring a Lead Software Engineer in Public Cloud Engineering based in London. You will set architectural direction, guide system design, and drive engineering excellence using core languages like Java, Go, and Python. The role emphasizes cloud-native experience, proactive engagement with A ...

Senior Backend Engineer Python/Golang Microservices

Thought Machine in Greater London is seeking a Back End Engineer to lead the development of their Vault product. The ideal candidate must have over 6 years of experience as a Software Engineer and proficiency in Python or Golang. The role involves designing scalable microservices, writing automated tests, and ma ...

Backend QA Engineer Python/C++ Automation

Stars Arena, located in the Greater London area, is seeking a Software Test Engineer to enhance their testing capabilities for high-performance backend services. The role demands expertise in designing and executing automated tests for C++ and Python applications. Candidates should have experience in maintaining ...

Site Reliability Engineer III Java / Python

Job Description As a Site Reliability Engineer III at JPMorgan Chase within the External Collaboration team, you will lead development and integration of collaboration platforms such as VDRs, Microsoft 365 B2B, Client Portals, and Google Workspace. Site Reliability Engineering at JPMorgan Chase is ...

Software Engineer Python TypeScript AWS Ruby

Software Engineer Python TypeScript AWS Ruby London, Greater London | £90k - £110k per year Software Engineer / Developer (Python TypeScript AWS Ruby) London to £110k Are you a technologist who enjoys working with a range of technology across the full stack? You ...

Python Software Engineer in London UTOR

About the Project The goal is to provide a smart, secure, and responsive chatbot at I-GTM. You will take the lead on developing our AI-driven helpdesk system by integrating RASA with our existing technology stack, which includes React, Twilio, FreeScout, and our internal APIs. Job Title: Pyt ...

Robotics & IoT Software Engineer (C++/Python)

Stars Arena in East Hagbourne is seeking a Software Engineer specializing in C++ and Python. This role involves developing software that interacts with hardware, including robotics and IoT devices. Successful candidates will have a strong background in software development with a focus on clean coding practic ...

Graduate RegTech Engineer (Python) — FinTech Impact

Suade is seeking a RegTech Engineer to join their team in London. The role will involve translating complex regulatory requirements into maintainable code using Python and contributing to the development of core components for their regulatory reporting platform. Candidates should possess a bachelor's ...

Production ML Engineer Python, Databricks & GCP

DW Search is looking for a Data and Machine Learning Engineer in London to build and productionise feature engineering pipelines for ML models. This contract opportunity supports initiatives for a major asset management firm and involves deploying and optimizing machine learning models in production. T ...

Lead Software Engineer Python/Java & AWS

As a Lead Software Engineer at JPMorgan Chase within Markets Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Job responsibilities Executes creative ...

Quality Engineer Python, Bash & SQL Specialist

Java Script Works is seeking a Quality Engineer in Cambridge, United Kingdom. Candidates should have a Bachelor's or Master's degree with a First or 2:1 in a technical subject. Strong scripting experience in Python, Bash, or JavaScript is essential. An understanding of software product defects is beneficial. Thi ...

Client‑Facing Cloud Engineer (Go/Python)

Thought Machine is seeking a Forward Deployed Engineer to act as the primary technical interface with clients in the United Kingdom. This hands-on role involves embedding with client engineering teams, delivering implementations, and writing production-quality code primarily in Python or Go. The ideal candidate ...

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    Quantitative Python Engineer Data Optimisation Jobs in United Kingdom Job Search Guide, Trends and Insights