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VP Lead Software Engineer, Margin Tech — Hybrid

Citigroup Inc. is hiring a Lead Software Engineer to join their global technology team in London. You'll be working on complex problems with a focus on delivering robust software solutions. Candidates should have significant software development experience and proficiency in languages such as Java and Python. Th ...

AWS Platform Engineer for Genomics Data Infra

Flagship Pioneering is seeking a mid-level Platform Engineer to enhance our cloud infrastructure supporting genomics-first drug discovery. Located at Chesterford Research Campus near Cambridge, this role involves operating AWS-based platforms, managing infrastructure-as-code, and working closely with cross-funct ...

Embedded RF Software Engineer — Flexible Hours

Keysight Technologies SAles Spain SL. is looking for a motivated Software Engineer in Edinburgh to tackle complex aerospace and defense challenges. You'll work on RF and embedded systems, contributing to high-performance custom test systems. The role requires a Bachelor's or Master's degree and 5+ years of exper ...

Senior Security Engineer: Build Secure, Scalable Software

J.P. MORGAN is looking for a Lead Security Engineer in Bournemouth, UK, to deliver secure software solutions within the Cybersecurity Technology Controls team. This role requires experience in security engineering, proficiency in Python, and the ability to work collaboratively with stakeholders. Applicants shoul ...

Senior Data Scientist, Product Analytics Remote

Cleo is looking for a Senior / Lead Data Scientist located in the United Kingdom to join their team. This role centers on conducting in-depth analysis, driving product decisions with data insights, and collaborating across teams to elevate product strategies. We seek someone with over 5 years of quantitative ana ...

Staff Applied Scientist Lead NLP/ML for Patents (London)

A leading AI-first patent research platform in Greater London seeks a Staff Level Applied Scientist to be the technical lead for all data and NLP tasks. Responsibilities include improving search performance, optimizing algorithms, and designing agentic workflows. Candidates should have over 8 years of experience ...

Lead Data Scientist — Frontier AI & Computational Twins

A pioneering AI company in London seeks a Lead Data Scientist to define the technical vision for their Frontier product. You will lead project teams in building AI-powered digital twins, guiding deployments from initial discovery to production. The ideal candidate must have deep machine learning expertise, stron ...

Enterprise Integrations Engineer (Security Platform)

A mobile security firm based in Belfast is seeking a Technical Solutions Engineer to design and implement integrations with enterprise customer systems. The ideal candidate will have over 4 years of experience in integration engineering, strong Python skills, and a passion for providing customer-first solutions. ...

Lead AI Solutions Engineer Enterprise Pre Sales (Hybrid)

A leading AI solutions company in the UK is seeking a Lead Solution Engineer to help drive pre-sales efforts. This role involves partnering with the sales team to architect AI-driven solutions for major financial institutions. Ideal candidates will have hands-on Python experience and the ability to navigate comp ...

Piracy Analytics & Content Protection Specialist (Hybrid)

A leading entertainment company is seeking an experienced analytics and reporting professional in Greater London. In this hybrid role, you'll maintain and develop reporting solutions, focusing on piracy data analysis. Ideal candidates have a Bachelor’s degree in a related field and over 3 years of relevant exper ...

Team Lead, Macro Economics Data & Automation

A leading financial information company is seeking a Team Leader for their Economics Data team in London. This role focuses on leading a group of analysts to deliver high-quality economic insights and data analysis, while implementing automation and data modeling techniques. Candidates should have 3+ years of le ...

Senior Software Engineer, Unified Platform — Global Market Data

A financial services company in London is looking for a Senior Software Engineer to join their Unified Platform team. The role involves developing innovative systems to support research and trading, requiring over 5 years of software development experience and strong skills in Java and Python. The engineer will ...

VP Data Engineer, Lakehouse & AI Platform

A leading financial services firm is seeking a Data Engineer to design, build, and maintain data pipelines on its modern Lakehouse and AI data platform. The ideal candidate will have a strong programming background in Python or Java, knowledge of SQL, and experience with data processing frameworks such as Apache ...

Data Scientist Hybrid (3 days/wk) & Impactful Analytics

A data-focused recruitment agency in Newcastle is seeking a talented Data Scientist to join their growing team on a part-time basis. You will work on real-world data challenges, analyzing complex datasets and building predictive models. The ideal candidate should have a strong background in data science or a rel ...

Senior Data Scientist, CLV & Personalisation

A leading gaming company in Greater London seeks a Senior Data Scientist to develop advanced machine learning models aimed at enhancing player engagement and value. The ideal candidate will possess strong technical skills in machine learning, experience with large datasets, and a proactive mindset to drive impac ...

Senior Fullstack Engineer — Platform Architect

A growing engineering company in Greater London is seeking a Senior Fullstack Software Engineer responsible for designing, building, and maintaining critical production systems. The role emphasizes ownership, systems thinking, and high-quality engineering on mature platforms. The ideal candidate will have 8-15 y ...

Senior Modelling Engineer, AI Accelerator Pre Silicon

A leading AI technology firm is seeking a Senior Modelling Engineer to develop pre-silicon models for innovative AI acceleration hardware. You will collaborate closely with hardware, software, and machine learning engineers to drive product design and verification. Ideal candidates will have over 5 years in semi ...

Founding Full Stack/Platform Engineer — AI SaaS, Equity

A tech startup is seeking a Full-Stack/Platform Engineer to be a foundational hire in developing an AI-native platform. Responsibilities include owning the technical lifecycle, designing production SaaS solutions, and scaling AWS infrastructure. The ideal candidate has 7+ years of experience with strong skills i ...

Delta Neutral Crypto Trader | Quantitative Arbitrage

A leading investment firm in London seeks a Quantitative Trader to enhance delta neutral strategies across centralized crypto exchanges. Responsibilities include improving trading strategies, collaborating with researchers for PnL optimization, and maintaining codebases. Required skills include proficiency in Py ...

Senior Spot Trader – European Power & Gas (D/A & I/D)

A leading energy solutions provider in Greater London is seeking a Senior Spot Trader to join their Optimisation and Structuring team. The role focuses on managing short-term speculative and physical power and gas trading, developing trading strategies, and ensuring compliance with standards. The successful cand ...

Senior Software Engineer — Agentic Infrastructure

A global technology leader is seeking a Senior Software Engineer to architect agentic infrastructure that unifies fragmented domains. You will partner with Engineering Leads and Product Managers to shape automation roadmaps while ensuring that Google’s standards are met. This role requires strong experience in s ...

Vice President, Risk Data Strategy & Reporting

A global financial services firm is seeking a Vice President within the Risk Reporting Data Strategy team. The role involves requirements gathering, optimizing data structures, and collaborating with various teams to ensure effective risk analysis and compliance. You will integrate data models and support proact ...

VP, Risk Data Strategy & Reporting

A leading global financial services firm is seeking a Vice President for Risk Reporting Data Strategy in Bournemouth. This role focuses on gathering requirements, optimizing data structures for risk management objectives, and collaborating with various stakeholders to ensure data integrity and regulatory complia ...

Senior Verification Engineer: 100Gb Ethernet & PCIe

A cutting-edge technology firm in Belfast is seeking a Senior Verification Engineer specializing in high-speed networking. This hybrid role involves verifying high-speed connectivity IP using advanced verification methodologies and supporting coverage closure for networking protocols. The ideal candidate will ha ...

Associate Product Engineer AI Driven Growth, Hybrid UK

A leading software security company is seeking an Associate Product Engineer to enhance our AI-native security platform. This hybrid role focuses on engineering customer feedback, automating processes, and driving product-led growth via innovative coding. The ideal candidate holds a recent degree in Computer Sci ...

Autonomy & Edge ML Computer Vision Engineer

A space-tech start-up in London seeks an experienced Computer Vision Engineer to contribute to autonomous vision-based satellite navigation solutions. The candidate will handle AI/ML software development, integrating software with hardware, and testing in a robotics lab. Ideal candidates will thrive in a dynamic ...

Onsite AI Deployment Engineer (Metals)

A technology firm in the metals industry is seeking a Forward Deployed Engineer. This role involves on-site customer engagement to identify problems and design solutions across the tech stack. Candidates should possess a Bachelor's degree in Engineering or related fields, with strong programming skills in langua ...

Backend Focused Product Engineer — Build, Ship, Impact

A leading AI startup in London is looking for a Product Engineer who is customer-focused and passionate about software development. The role involves leading product design and development with a primary focus on backend technologies using Python, AWS, and serverless frameworks. The ideal candidate is an ambitio ...

Staff ML Engineer Simulation & Fleet Evaluation

A leading autonomous technology firm in London is seeking a Staff Machine Learning Engineer specializing in simulation. In this role, you'll lead the development of cutting-edge machine learning models, improve workflows, and evaluate performance of the company's fleet. Ideal candidates will have a B.S. in relev ...

Engineering Lead Cloud Native Platform & Model Risk

A leading financial institution is seeking an Engineering Lead to drive the delivery of a Model Risk Management tool. In this high-impact role, you will guide engineering teams, set technical direction, and build cloud-native solutions. Ideal candidates will have significant software/data engineering leadership ...

Physicist Innovative Sensing for Sustainable Water

A global water technology company in Cambridge is seeking a Physicist. This role involves developing innovative solutions for technical challenges, leading technical problem-solving, and collaborating within multidisciplinary teams. The ideal candidate will have a strong physics background, hands-on experience i ...

Hands On Engineering Leader: Ship & Scale with Equity

A forward-thinking tech firm in Greater London is seeking an enthusiastic Engineering Leader to elevate their product development. You will manage technical direction while mentoring a growing engineering team. Responsibilities include making architectural decisions, ensuring code quality, and fostering a produc ...

Senior Fullstack Engineer: Admin & AI Enablement (Remote)

A dynamic technology company is seeking a Senior Fullstack Engineer to develop high-quality administrative tools for their internal platform. This role offers an opportunity to shape internal workflows with practical AI enhancements. The ideal candidate has 5+ years of experience across front-end and back-end de ...

Senior Software Engineer, AI Platform (Hybrid)

A leading AI technology company based in Edinburgh is seeking a Senior Software Engineer to lead the design and implementation of robust, scalable backend systems. In this role, you will tackle complex technical challenges and mentor junior engineers. Ideal candidates have over 4 years of experience, strong skil ...

Senior Data Scientist: AI Driven Computational Twins Lead

A leading AI solutions company in London is seeking a Senior Data Scientist to join their Frontier team. The ideal candidate will lead the design and deployment of AI-driven solutions, focusing on creating Computational Twins for high-stakes sectors like healthcare. Candidates should have over 4 years of data sc ...

VP, Quantitative Trading & Research Credit Portfolio

A global financial services firm located in London seeks an experienced Vice President for the Quantitative Trading & Research team. The candidate will design and implement a large-scale Monte Carlo simulation engine for Credit Valuation Adjustment (CVA) and Funding Valuation Adjustment (FVA). Essential qualific ...

Data Flywheel Engineer for AI Eval Pipelines

A leading tech firm in Greater London is seeking a Software Engineer to build systems and pipelines that enhance data quality. The role requires over 3 years of experience in software engineering, particularly with Python and SQL. You will have the opportunity to shape how the company measures and improves answe ...

Strategic Sales Insights Analyst — Drive Major Wins

A technology company in Greater London seeks a Sales Insights Analyst to drive revenue growth by analyzing SaaS stacks and presenting findings to C-level executives. The successful candidate will have 2-3 years in consulting or business analytics experience. They must be comfortable communicating complex analyse ...

Illiquid Credit Valuation Controller, Data Science

A leading global financial services firm is seeking a Valuation Controller to apply data science skills in ensuring accurate pricing across complex financial products. Join a dynamic team to deliver data-driven solutions, collaborate with senior leaders, and enhance valuation control. The ideal candidate will ha ...

Data ETL Test Automation Engineer (Cloud & Pipelines)

A leading data transformation firm in Greater London is seeking a skilled Test Engineer to support data and cloud transformation programs. The ideal candidate will focus on test automation and data validation, ensuring data quality and alignment with client objectives. Key responsibilities include designing auto ...

Cryogenic ASIC Evaluation Engineer — Equity & Flex

A leading technology firm in England is seeking an experienced ASIC Evaluation Engineer to join their ASIC design group focused on developing measurement solutions for cryogenic-compatible ASICs. The ideal candidate will have over 8 years of high-performance electronics design experience, strong Python skills, a ...

Cryogenic ASIC Evaluation Engineer — Equity & Flex

A leading technology firm in England is seeking an experienced ASIC Evaluation Engineer to join their ASIC design group focused on developing measurement solutions for cryogenic-compatible ASICs. The ideal candidate will have over 8 years of high-performance electronics design experience, strong Python skills, a ...

Senior AI Prompt Engineer: Lead Scalable AI Systems

A leading financial services organization in the UK is seeking an AI Systems Engineer to design and implement advanced AI systems while collaborating closely with data scientists. Key responsibilities include optimizing AI performance, deploying systems in production, and resolving technical issues. Candidates s ...

Remote Data Scientist: Credit Eligibility & Scoring

A leading financial technology company seeks a skilled data scientist to build and refine credit scoring models that enable underserved customers to access financial services. In this remote role, you'll leverage your expertise in predictive modelling and machine learning to analyze repayment data and develop pr ...

Remote Data Scientist: Credit Eligibility & Scoring

A pioneering fintech company is seeking a data scientist to build and refine credit scoring models that enhance access to financial services. The role is fully remote and offers opportunities to work with diverse teams across the UK, Europe, and Africa. Ideal candidates will have experience in predictive modelli ...

Senior Test Dev Engineer Pre/Post Silicon Validation

A leading technology firm in Cambridge seeks a Senior Test Development Engineer responsible for both pre-silicon and post-silicon validation and production test development. The candidate should have strong skills in Python and C programming, alongside experience in analog/digital circuits and lab equipment. The ...

Senior ML QA Engineer Test Automation & CI/CD

A leading AI compute company in Bristol is seeking an experienced Software Engineer to design, develop, and maintain a complex ML software stack. Responsibilities include building robust test infrastructure, maintaining CI/CD pipelines, and mentoring junior engineers. The ideal candidate will have strong profici ...

Internal Tools Engineer, Safeguards Foundations

A leading AI safety firm based in London is seeking a Software Engineer to enhance internal tooling used for review and enforcement processes. The ideal candidate should have over 4 years of experience, strong knowledge of Python and React, and the ability to work closely with both technical and non-technical te ...

LLM Infra Platform Engineer — On site London

A technology consulting firm in London seeks an AI Platform Engineer to build and maintain infrastructure for LLM deployment and inference. The ideal candidate will possess strong experience with cloud platforms like AWS, Docker, and Python programming. You'll collaborate closely with AI engineers and data scien ...

Senior Counterparty Risk Strategist – Multi Asset Derivatives

A global financial services firm is looking for an experienced Senior Counterparty Exposure Risk Manager based in Greater London. The role involves overseeing counterparty exposures, managing risks across multiple asset classes, and ensuring robust risk management protocols. Candidates should possess a deep unde ...

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    Python Developers Jobs in United Kingdom Job Search Guide, Trends and Insights