Senior SDET: Python & AWS Platform Quality Engineer

Company IconInsight International (UK) Ltd
Location IconLondon

A leading technology firm in England seeks an experienced Software Development Engineer in Test (SDET). You will be responsible for designing and building high-performance tools to validate ML data pipelines and developing automation frameworks. The...Read More>>.

Posted: February 28th, 2026
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Full-Stack Engineer - React/ Python/ 3D - AI Start-up (well funded) - £110k

Company IconOpus Recruitment Solutions
Location IconLondon

OverviewWe’re representing an AI start-up that’s building a groundbreaking platform to transform how industries create and interact with 3D content. They’re looking for a Full Stack Engineer to help launch their first publ...Read More>>.

Posted: April 11th, 2026
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Director of AI | LLM | Large Language Models | Python | Machine Learning | RAG | Remote, UK

Company IconEnigma
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Role SummaryWe are seeking a strategic and technically strong Director of AI to lead our research and implementation efforts at the intersection of generative AI and cybersecurity. Reporting directly to the CTO, you will...Read More>>.

Posted: April 11th, 2026
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Remote ML Engineer — NLP/LLM with Python & PyTorch

Company IconEnigma
Location Icon

A cutting-edge AI company is seeking a Machine Learning Engineer to work remotely across Europe. You will play a key role in enhancing an integrated AI assistant, tackling challenges in evaluating retrieval systems and designing benchmarks. Candidate...Read More>>.

Posted: April 11th, 2026
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Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Langua[...]

Company IconEnigma
Location Icon

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Language Models | Remote, Europe Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Enigma...Read More>>.

Posted: April 11th, 2026
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Lead Software Engineer – AI/ML, Python & React on AWS

Company IconJPMorganChase
Location IconLondon

A global financial services firm in Greater London is seeking a Lead Software Engineer specializing in Python and React. The role involves working within a high-growth team to improve loan management platforms with AI/ML functionalities. Candidates s...Read More>>.

Posted: April 11th, 2026
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Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

Company IconJ.P. MORGAN
Location IconLondon

OverviewBe an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products to revolutionize business decisions and workflow for cloud migration. As a Senior Lead Sof...Read More>>.

Posted: April 11th, 2026
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Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

Company IconJPMorgan Chase & Co.
Location IconLondon

Overview This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Job Description Be an integral part of an agile team that's constantly pushing the envelope to enhance, bui...Read More>>.

Posted: April 11th, 2026
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Senior Python Developer - AI SaaS, AWS Microservices

Company IconPeaple Talent
Location Icon

A tech disrupter in the UK is seeking an experienced contract Python Developer to enhance their SaaS platform. You will be responsible for building cloud-based microservices and working closely with a Machine Learning Engineer to develop scalable fea...Read More>>.

Posted: April 11th, 2026
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Full Stack Developer (React/Python) - Up to £180k + Exceptional Bonus - Elite FinTech Firm - London

Company IconHunter Bond
Location IconLondon

Perks: Modern tech stack, flat team structure, collaborative culture, beautiful workspace We're working with a top-tier FinTech client who is looking for outstanding Full Stack Developers to join their high-performing team. You'...Read More>>.

Posted: April 11th, 2026
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Quant Developer : Elite Quant Fund : Python/C++ : £150-200k base plus huge bonus

Company IconHunter Bond
Location Icon

Quant Developer : Elite Quant Fund : Python/C++ : £150-200k base plus huge bonus London, England, United Kingdom We are partnering with one of London’s most selective and highest-performing quantitative investment funds to ap...Read More>>.

Posted: April 11th, 2026
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Senior Python AI/ML Engineer - Real-Time Trading (Remote)

Company IconStanford Black Limited
Location Icon

A financial technology firm in the UK is seeking an experienced Software Engineer to join their team focused on AI and machine learning. This fully remote role involves building high-performance trading systems and collaborating with a diverse team o...Read More>>.

Posted: April 17th, 2026
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Lead Software Engineer - AI/ML Data Platforms - AI Engineer - Python

Company IconJ.P. MORGAN
Location IconLondon

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 the AI/ML Data Platforms business, you...Read More>>.

Posted: April 17th, 2026
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Senior Full-Stack Engineer (React/Python) (+ Equity) at YC-backed AI-native enterprise

Company IconTechTree
Location IconLondon

What You'll Be Doing Design, develop, and maintain frontend applications using React and Next.js. Build, test, and deploy backend services and APIs (Python/Django/FastAPI preferred). Collaborate with founders, g...Read More>>.

Posted: April 17th, 2026
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Lead Software Engineer - AI/ML Data Platforms - AI Engineer - Python

Company IconJPMorgan Chase & Co.
Location IconLondon

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 the AI/ML Data Platforms business, you are an integral part of a...Read More>>.

Posted: April 17th, 2026
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Full-Stack Engineer: SaaS, React & Python, Agile Impact

Company IconQuantios Management Services Ltd.
Location IconFleet

A leading software solutions provider in the United Kingdom is seeking a Developer to join their Agile team. You will be responsible for creating scalable software solutions, collaborating closely with team members, and ensuring code quality through...Read More>>.

Posted: April 17th, 2026
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Senior Backend Engineer - Remote, Python & Azure SaaS

Company Iconea Change
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A technology firm is seeking a Senior Backend Engineer to lead the design and implementation of core backend services for an Azure-based SaaS platform. This role emphasizes the creation of robust REST APIs, optimization of workflows, and maintenance...Read More>>.

Posted: April 17th, 2026
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Senior Full Stack Engineer: AI Platform, Python & React

Company IconSR2 | Socially Responsible Recruitment | Certified B Corporation™
Location IconLondon

A tech recruitment firm based in London is seeking a Senior Full Stack Engineer with experience in Python and modern frontend frameworks like React and TypeScript. In this hybrid role, the engineer will design backend systems, create scalable fronten...Read More>>.

Posted: April 17th, 2026
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Full Stack Engineer (React/Python) – AI Platform, Hybrid

Company IconSR2 | Socially Responsible Recruitment | Certified B Corporation™
Location IconBracknell

An innovative AI company in Bracknell is seeking a Full Stack Engineer to work on a modern tech stack including React and Python. You will be collaborating with a senior team to build new features, improve platform performance, and contribute to tech...Read More>>.

Posted: April 17th, 2026
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Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low Latency

Company IconScope AT Limited
Location IconLondon

Hedge Fund - Senior C++ Quant Developer - Equities - Linux - Python - Data/Algos/Low latency Hedge Fund background essential C++ (Version 11 upwards), Linux, Python (nice to have). Trading systems experience - ideally exper...Read More>>.

Posted: April 17th, 2026
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Remote Lead Magento Developer — E‑commerce & Mentorship

Company IconMichael Page
Location Icon

A reputable recruitment agency is seeking a Mid-Senior Magento Developer for a fully remote role in the UK. In this position, you will lead the design and development of e-commerce websites while collaborating with the client’s tech team. The ideal...Read More>>.

Posted: April 17th, 2026
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Mid-Senior Python Backend Engineer — AI/ML Focus (Europe)

Company IconReggie & Cole
Location IconLondon

A small AI-driven software house is looking for a mid-senior backend Python developer to create high-quality software solutions. You will work closely with product owners and senior engineers. The role offers a competitive salary between £60,000 and...Read More>>.

Posted: April 17th, 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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Enterprise Network Automation Engineer (Python/Ansible/Terraform)

Company IconProactive.IT Appointments Limited
Location IconBristol

Proactive.IT Appointments Limited is seeking a Network Automation Engineer to design and implement network infrastructures in a hybrid role. The candidate should have expertise in automation, particularly with Python, Ansible, and Terraform, as well...Read More>>.

Posted: May 2nd, 2026
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Senior Python Automation Engineer for AI & LLM Systems

Company IconResillion
Location IconGlasgow

Resillion is seeking a Senior Automation Tester (Python) to join their team in Glasgow. This role involves developing automation frameworks for AI systems, executing tests for conversational flows, and collaborating closely with product teams to ensu...Read More>>.

Posted: May 3rd, 2026
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Senior Automation Tester (Python) – Agentic AI & LLM Systems (Hybrid)

Company IconResillion
Location IconGlasgow

Senior Automation Tester (Python) – Agentic AI & LLM Systems (Hybrid) Contract Full Time / Part Time: Full Time At Resillion, our culture is built on a mindset of "if you see something, say something" —...Read More>>.

Posted: May 3rd, 2026
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Backend Platform Architect for AI Systems (Python) + Equity

Company IconSR2 | Socially Responsible Recruitment | Certified B Corporation™
Location IconLondon

SR2 | Socially Responsible Recruitment | Certified B Corporation™ is seeking a Senior Backend Engineer in London to design and build robust backend systems using Python. You will work with a high-calibre startup developing an agentic AI product, fo...Read More>>.

Posted: May 4th, 2026
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Senior Python Automation Tester for AI & LLM Systems (Hybrid)

Company IconResillion
Location IconCity of Edinburgh

Resillion is seeking a Senior Automation Tester (Python) for a hybrid role based in City of Edinburgh. You will develop a Python-based automation framework for validating AI agents and design automated tests for conversational AI workflows. The ideal...Read More>>.

Posted: May 8th, 2026
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Senior Lead Software Engineer - Full Stack ReactJS, Java, Python, AWS, AI/ML

Company IconJPMorganChase
Location IconLondon

Job Description Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top‑notch technology products to revolutionize business decisions and workflow for cloud migration. As a Senio...Read More>>.

Posted: May 17th, 2026
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Python Desk developer | Energy Trading Desk | £800/Day Inside | Hybrid, LDN | 6 Months Rolling

Company IconVirtueTech Recruitment Group
Location IconLondon

Python Engineer to work directly on the trading desk for a Global Energy Trading Firm is scaling aggressively into new‑energy markets. They’re looking for a Python engineer who has experience sitting directly within the front offi...Read More>>.

Posted: May 17th, 2026
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Senior Python Backend Engineer — AI/LLM & Systems Lead

Company IconDeepRec.ai
Location IconLondon

DeepRec.ai is seeking a hands-on software engineer in London to design and build scalable backend systems while integrating AI features. The role emphasizes coding and leadership, requiring 4-8 years of software engineering experience and strong Pyth...Read More>>.

Posted: May 18th, 2026
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Lead Software Engineer — AI‑Driven Full‑Stack (JS/Java/Python)

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a Lead Software Engineer to join their team in Greater London. The ideal candidate should have extensive experience writing production-quality code in various languages including JavaScript, Python, and Java, as well as p...Read More>>.

Posted: May 20th, 2026
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Lead Full-Stack Engineer: Vue/React, Python & AWS

Company IconVertus Partners
Location IconLondon

Vertus Partners is seeking an experienced Lead Full-Stack Web Developer to join their established Hedge Fund in Greater London. The role involves hands-on participation in the entire software lifecycle, including design, deployments, and continuous i...Read More>>.

Posted: May 20th, 2026
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Blockchain & DLT Engineer II - Java, Python & TS

Company IconAumni
Location IconLondon

TwinThread is looking for a Software Engineer II in London to join our engineering team. You will contribute to the development of blockchain applications using Java, Python, and TypeScript. The role offers the opportunity to engage in collaborative...Read More>>.

Posted: May 20th, 2026
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Python/Angular Developer for AWS Native Web ApplicationAbout the Role: in Manchester - S&P Global

Company IconWorksHub
Location IconManchester

Python/Angular Developer for AWS Native Web Application Location: Manchester, United Kingdom Posted: 12 months ago This role involves designing and implementing AWS native web applications using a combination of Python, A...Read More>>.

Posted: May 20th, 2026
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Software QA Tester — Agile, JavaScript/Python, Jira

Company IconJava Script Works
Location IconNewcastle upon Tyne

Java Script Works in Newcastle upon Tyne is looking for a Software Tester to join their dynamic team. This full-time position requires a basic knowledge of scripting languages and experience in Agile/Scrum environments. The ideal candidate should...Read More>>.

Posted: May 22nd, 2026
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Python Developer | Risk Division, Trading House | Up to £140,000 + Bonus + Benefits | Hybrid (L[...]

Company IconVirtueTech Recruitment Group
Location IconLondon

Python Developer | Risk Division, Trading House | Up to £140,000 + Bonus + Benefits | Hybrid (London) A Python Developer is required by a leading trading institution and its Risk team. You’ll be working in a fast-paced, data-...Read More>>.

Posted: May 24th, 2026
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Lead AI Engineer (Python LLM) — Remote/Hybrid, Up to £125k

Company IconClient Server Ltd.
Location IconLondon

Client Server Ltd. is looking for a Lead AI Engineer to work in London, offering a salary of up to £125k per year. You will architect AI solutions and engage in project leadership, dealing with advanced engineering in AI, LLMs, and MLOps.T...Read More>>.

Posted: May 24th, 2026
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Senior Automation Tester (Python) – Agentic AI & LLM Systems (Hybrid)

Company IconResillion Group
Location IconGlasgow

Senior Automation Tester (Python) – Agentic AI & LLM Systems (Hybrid) Contract Full Time / Part Time: Full Time At Resillion, our culture is built on a mindset of “if you see something, say something”...Read More>>.

Posted: May 25th, 2026
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Production ML Engineer: GenAI, RAG & NBA

Company IconUtility Warehouse Limited
Location IconLondon

Utility Warehouse Limited is looking for a Machine Learning Engineer focused on bridging the gap between data science and scalable software. In this role, you'll design ML models for challenges like Churn Propensity and work closely with Data Scie...Read More>>.

Posted: May 29th, 2026
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Senior Python Data Engineer — AI Connectors (Remote UK)

Company IconClickHouse
Location Icon

ClickHouse is hiring a Senior Software Engineer specializing in Python and the Data Ecosystem to enhance our data engineering processes. This remote role emphasizes building integrations with orchestration platforms, ensuring high performance and...Read More>>.

Posted: May 29th, 2026
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Senior Lead Software Engineer - Python - Real-Time Risk & PnL | Front Office

Company IconJPMorgan Chase & Co.
Location IconLondon

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.Job DescriptionJoin us to build the real-time engine behind one of the world's largest Credit Trading franchises. Yo...Read More>>.

Posted: May 30th, 2026
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Lead Software Engineer - Python / AI - Athena Core - Vice President

Company IconJPMorganChase
Location IconLondon

Join us to shape the future of developer experience on one of the firm's most strategic technology platforms. You'll have the opportunity to impact how software is built across a vast engineering organization, tackling meaningful technical chal...Read More>>.

Posted: May 30th, 2026
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Senior C++/Python Engineer - AI & Biometric Systems (FTC)

Company IconBroughton Group
Location IconManchester

Broughton Group is looking for a Senior Software Engineer to work in Manchester on a 9-month FTC. This role involves designing and developing software for cutting-edge biometric identification systems, leveraging your strong experience in C++ and...Read More>>.

Posted: May 30th, 2026
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Senior Python Backend Engineer for AI Education Platform

Company IconZebra People
Location IconLondon

Hit a glass ceiling in your job? Want to play a key role in building and scaling a start-up where there’s no limit to your progression?The clientWith all the rage around ChatGPT and AI these days, this is an exciting chance fo...Read More>>.

Posted: May 30th, 2026
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Senior Quant Software Developer : Elite Quant Fund : Python/C++ : £150-200k base plus huge bonus

Company IconHunter Bond
Location IconLondon

The Role Collaborate closely with quant researchers to productionise models and design scalable research/tooling infrastructure Develop high-performance, robust code across Python and C++ Build and maintain data...Read More>>.

Posted: May 30th, 2026
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Strategic Interim Cyber Security Manager - 2 Days/Week

Company IconMichael Page
Location IconWest Midlands

Michael Page is seeking an experienced Interim Cyber Security Manager to lead the cyber security strategy and governance within a complex organization. This role requires proven interim experience in cyber security management and will operate on a...Read More>>.

Posted: May 30th, 2026
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Senior Python Engineer (Remote UK) – Django, GraphQL & AWS

Company IconFeedinkoo
Location Icon

Feedinkoo is seeking a mid to senior Python engineer to develop innovative web applications remotely within the UK. Ideal candidates will possess experience in building scalable solutions using Python and Django, as well as a solid understanding o...Read More>>.

Posted: May 30th, 2026
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Early Careers Recruitment Adminstrator

Company IconMichael Page Business Support
Location IconLondon

Are you looking to build a career in Early Careers & Graduate recruitment within a leading legal firm? Following an internal promotion, we're seeking a highly organised and proactive Early Careers Recruitment Administrator to support the...Read More>>.

Posted: May 30th, 2026
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Executive Office Manager — Not-for-Profit Leadership Support

Company IconMichael Page
Location IconLiverpool

Michael Page is seeking a PA / Office Manager to support the Principal and Senior Leadership Team in Liverpool. This role is crucial for ensuring effective communication and smooth operations within the organization, known for making a positive im...Read More>>.

Posted: May 30th, 2026
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