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Senior Software Engineer – AI Driven, Early Stage, London

A well-funded AI company is seeking a Senior Software Engineer based in London. The ideal candidate has over 5 years of experience in software engineering, ideally from early-stage startups. You will work closely with a team of smart engineers and have the opportunity to work with Python, NodeJS, or TypeScript o ...

Senior QA Automation Engineer Scale & CI/CD

A digital business in the tech sector is seeking a Senior Test Engineer to join their Software Engineering Team in London. This role involves leading the design and development of automated testing solutions, mentoring junior engineers, and ensuring high-quality releases across applications. The ideal candidate ...

Senior ML Engineer, Applied ML & Research Scale Gaming ML

A global technology company is looking for a Senior Machine Learning Engineer to develop innovative machine learning solutions that enhance online gaming platforms. The successful candidate will collaborate across product and engineering teams, contribute to all phases of the ML lifecycle, and communicate clearl ...

Senior SRE: Observability & Platform Reliability

A leading systematic hedge fund based in London is seeking a Senior Site Reliability Engineer to enhance the reliability and operability of their engineering platform. The ideal candidate will apply SRE principles, possess strong expertise in Linux, and have skills in Go and/or Python. Responsibilities include i ...

Senior Backend Engineer — AI for Frontline Services (Remote)

A forward-thinking tech company in London is seeking a Senior Backend Engineer to join their mission-driven team. This remote-first role focuses on building core backend systems that transform frontline public services using AI. With a commitment to code quality and social impact, the ideal candidate should have ...

Strategic Lead, Collections & Recoveries Analytics

A technology-focused company in London is looking for a Senior Strategy Manager to drive the collections and recoveries strategy. The role involves working closely with various teams, using data insights to improve performance and scalability. Candidates should have 5+ years of experience in analytics, strong co ...

Senior Product Engineer – AI Data Platform (Hybrid)

A leading AI technology company in the UK is looking for a Senior Engineer to join their innovative team focused on building data-driven solutions. The role emphasizes product ownership and collaborative culture, offering a competitive salary of up to £120k. The ideal candidate will have a strong background in P ...

Lead Quant Trader: Strategy & Markets

A global financial services firm located in London is seeking a Principal for their Quant Trading team. The ideal candidate will have strong programming skills, especially in Python, and extensive experience in quantitative finance or trading analytics. The role involves building tools and analytics for investme ...

Senior Product Analyst — Global Growth & Localization

A leading health app company seeks a Senior Product Analyst to join the Health, Localisation, and Internationalisation team in Greater London. This role involves collaborating with Product Managers and Engineers to drive data-driven decisions, identify growth opportunities, and optimize the product journey for n ...

Senior Data Scientist ML & Personalisation (London, Hybrid)

A fast-growing consumer technology company in Greater London seeks a Senior Data Scientist to build and optimise machine learning models that enhance customer experience. This 12-month fixed-term contract involves working in a hybrid environment, with clear responsibilities and significant influence on product d ...

Senior Applied AI Engineer Drug Discovery Solutions

A leading global biopharma company is seeking a Senior Applied AI Engineer to work on high-impact AI/ML solutions. You will collaborate with scientists and product teams to design and deploy machine learning models that enhance drug discovery and decision-making. The ideal candidate has at least 3 years of exper ...

Senior Data Analytics Leader for Payments Platform

Checkout Ltd is seeking a Senior Data Analytics Manager to lead data analytics delivery for their payment performance products. The candidate will own the analytics strategy, focusing on developing insights and data products while managing a high-performing team of Product Data Scientists and Analytics Engineers ...

Senior Data Scientist: Credit Scoring & Inclusion (Remote)

M Kopa is seeking a Senior Data Scientist to join their remote team. In this role, you will build and refine machine learning models that shape lending strategies across multiple African markets, with a focus on credit accessibility. Your expertise will directly impact customer credit scoring and loan pricing wh ...

Senior Software Engineer: Neurosymbolic AI & Scalable API

Jack and Jill AI is looking for a Senior Software Engineer to join their team in Greater London. This role involves designing a public API and building systems that integrate probabilistic machine learning with deterministic computing. You will play a critical role in developing symbolic reasoning engines and sc ...

Neurosymbolic AI Platform Engineer to Scale Public APIs

UnlikelyAI, based in London, seeks a Senior Software Engineer to join their team focused on building a unique neurosymbolic AI platform. In this role, you'll design and build the infrastructure for a new public API, develop symbolic reasoning engines, and scale document ingestion pipelines. The ideal candidate h ...

Senior Data Scientist — Real Time ML for Scalable SaaS

A leading data management firm in London is seeking a Senior Data Scientist to build and operate ML systems for a high-growth SaaS platform. In this hybrid position, you'll train and optimize neural networks for eCommerce predictions and design low-latency models for real-time applications. Ideal candidates have ...

Senior Applied AI/ML Engineer – Banking Solutions

A leading global financial services firm is seeking an Applied AI / ML Senior Associate to join their innovative team in Greater London. This role focuses on leveraging AI techniques to improve business decisions and automate processes. Candidates should possess a Masters or PhD in a quantitative field, have exp ...

Senior Platform Engineer — AWS, Kubernetes & Terraform

A fast-growing Fintech company in Central London is seeking a talented Platform Engineer to design and maintain their AWS infrastructure, driving Infrastructure as Code with Terraform. This role demands strong expertise in AWS, Kubernetes, and Docker, with a focus on improving CI/CD pipelines and automation proc ...

Lead Production ML for US Credit Risk Equity & Hybrid

A fintech unicorn based in London is looking for a Senior Data Scientist to lead the development of machine learning models for US credit risk assessment. This position offers full autonomy in the role, with a strong focus on production-level model deployment in a dynamic work environment. Candidates should be p ...

Senior Data Scientist: ML That Drives Impact (Hybrid)

MBN Solutions is seeking a Senior Data Scientist to develop and deploy machine learning solutions for high-impact business problems. Located in London, this role offers a competitive salary of up to £110k, alongside a robust benefits package including a 15% bonus, healthcare, and flexible/hybrid working arrangem ...

Senior Backend Engineer, Payroll Platform Scale & Own

Rippling is seeking a Senior Software Engineer for its Global Payroll team in Greater London. In this role, you will be pivotal in advancing their payroll platform, responsible for driving initiatives, defining project strategies, and mentoring junior engineers. The ideal candidate will have over 6 years of expe ...

Senior Customer Data Scientist GenAI & Personalisation

Xpand Group is seeking a Senior Customer Data Scientist for their Consulting practice in London. This hybrid role involves delivering customer analytics and data science projects, focusing on client engagement to enhance marketing effectiveness. Candidates should have hands-on experience with Python, machine lea ...

Senior Data Scientist ML Lead for Production Solutions

AWTG Ltd. is looking for a Senior Data Scientist in Greater London to lead the development of advanced analytical and machine learning solutions. The ideal candidate will have strong experience in delivering data science solutions, particularly in Python and R, and will guide teams on data preparation and model ...

Lead Quant Researcher, Mid Frequency Systematic Equities

EC1 Partners is looking for an experienced quantitative researcher to join their new team focused on developing a mid-frequency systematic equities trading system. The successful candidate will collaborate with a Senior Portfolio Manager to shape the research agenda and lead the research efforts. Key responsibil ...

Senior Applied AI Engineer Scale Production AI (Remote)

Lawhive in London is actively seeking a Senior Applied AI Engineer to join their AI Engineering & Infrastructure team. The role involves developing production-ready APIs to expose AI functionality and handling AI-driven features at scale. Ideal candidates will possess strong Python skills, experience with event- ...

Senior SRE Engineer Scalable Infra & Automation

A leading financial technology company in London is seeking a Senior Software Engineer/SRE to join their Managed Systems Engineering team. This role focuses on provisioning and maintaining a global production server fleet, utilizing open-source tools for automation and reliability. Candidates should have experie ...

Senior Platform Engineer — AWS, Kubernetes & Terraform

A fast-growing Fintech company in Central London is seeking a talented Platform Engineer to design and maintain their AWS infrastructure, driving Infrastructure as Code with Terraform. This role demands strong expertise in AWS, Kubernetes, and Docker, with a focus on improving CI/CD pipelines and automation proc ...

Senior Data Scientist — Real Time ML for Scalable SaaS

A leading data management firm in London is seeking a Senior Data Scientist to build and operate ML systems for a high-growth SaaS platform. In this hybrid position, you'll train and optimize neural networks for eCommerce predictions and design low-latency models for real-time applications. Ideal candidates have ...

Lead Software Engineer Data Platform in London LinuxRecruit

The core stack focuses on Python, TypeScript, GraphQL, AWS, and Kubernetes. However, we encourage breaking the mold and exploring new technologies if you believe they are superior. The role is hybrid... select the best solution and the technology to get it done; build it, ship it, run it. Jo ...

Senior Data Platform Engineer Build, Ship, Run (Hybrid)

The core stack focuses on Python, TypeScript, GraphQL, AWS, and Kubernetes. However, we encourage breaking the mold and exploring new technologies if you believe they are superior. The role is hybrid... select the best solution and the technology to get it done; build it, ship it, run it. Jo ...

Senior Data Scientist: ML That Drives Impact (Hybrid)

MBN Solutions is seeking a Senior Data Scientist to develop and deploy machine learning solutions for high-impact business problems. Located in London, this role offers a competitive salary of up to £110k, alongside a robust benefits package including a 15% bonus, healthcare, and flexible/hybrid working arrangem ...

Senior AI Data Scientist — Hybrid (London/York)

Public Sector Resourcing is seeking a Senior Data Scientist (AI) for a 12-month hybrid contract in London or York. The successful candidate will design and build machine learning models to enhance operational performance and deliver innovative AI solutions. Responsibilities include working with complex datasets, ...

Senior Data Scientist AI Driven Analytics (Hybrid, London)

Eden Smith Group is looking for a Senior Data Scientist to join their innovative team in London. This hybrid position requires strong experience in Python and SQL, as well as a solid background in statistical modelling and machine learning. You will analyze complex datasets, build scalable models, and work close ...

Senior Software Engineer – AI Driven, Early Stage, London

A well-funded AI company is seeking a Senior Software Engineer based in London. The ideal candidate has over 5 years of experience in software engineering, ideally from early-stage startups. You will work closely with a team of smart engineers and have the opportunity to work with Python, NodeJS, or TypeScript o ...

Senior Data Scientist ML & Personalisation (London, Hybrid)

A fast-growing consumer technology company in Greater London seeks a Senior Data Scientist to build and optimise machine learning models that enhance customer experience. This 12-month fixed-term contract involves working in a hybrid environment, with clear responsibilities and significant influence on product d ...

Senior Software Engineer: Neurosymbolic AI & Scalable API

Jack and Jill AI is looking for a Senior Software Engineer to join their team in Greater London. This role involves designing a public API and building systems that integrate probabilistic machine learning with deterministic computing. You will play a critical role in developing symbolic reasoning engines and sc ...

Senior ML Scientist — Cellular Modelling & Multiomics

Relation Therapeutics Limited based in Greater London is seeking a Senior Machine Learning Scientist. In this role, you will develop machine learning approaches purpose-built for single-cell and multiomic datasets. Strong understanding of biological data is essential, along with a PhD in a relevant field. The po ...

Senior Data Scientist: Credit Scoring & Inclusion (Remote)

M Kopa is seeking a Senior Data Scientist to join their remote team. In this role, you will build and refine machine learning models that shape lending strategies across multiple African markets, with a focus on credit accessibility. Your expertise will directly impact customer credit scoring and loan pricing wh ...

Senior Full Stack AI Engineer Fintech, London (4d/wk)

La Fosse is recruiting a Senior Full-Stack Engineer for a new AI Innovation Team within a leading global fintech based in Central London. In this role, you will own full-stack features from frontends to backends, mentor engineers, and integrate diverse systems. Key requirements include 5+ years of engineering ex ...

Senior Mobile QA & Automation Lead (Hybrid)

A leading digital technology consultancy in Greater London seeks a Senior QA to enhance their mobile and backend testing strategies. This hybrid role allows for flexible work arrangements with two days in the office, focusing on high-impact mobile delivery and backend quality assurance. The ideal candidate will ...

Senior Applied AI Engineer Scale Production AI (Remote)

Lawhive in London is actively seeking a Senior Applied AI Engineer to join their AI Engineering & Infrastructure team. The role involves developing production-ready APIs to expose AI functionality and handling AI-driven features at scale. Ideal candidates will possess strong Python skills, experience with event- ...

Risk Analyst (Catastrophe/ Exposure Management)

Senior Treaty Analyst (Exposure Management) STEM Degree needed with a 2:1 (Minimum) No visa's will be sponsored Newly created role in a heavily respected insurer Work across political violence, terror and other lines of business 2-3 days in office ...

Neurosymbolic AI Platform Engineer to Scale Public APIs

UnlikelyAI, based in London, seeks a Senior Software Engineer to join their team focused on building a unique neurosymbolic AI platform. In this role, you'll design and build the infrastructure for a new public API, develop symbolic reasoning engines, and scale document ingestion pipelines. The ideal candidate h ...

Senior Product Analyst — Global Growth & Localization

A leading health app company seeks a Senior Product Analyst to join the Health, Localisation, and Internationalisation team in Greater London. This role involves collaborating with Product Managers and Engineers to drive data-driven decisions, identify growth opportunities, and optimize the product journey for n ...

Senior Applied AI Engineer Drug Discovery Solutions

A leading global biopharma company is seeking a Senior Applied AI Engineer to work on high-impact AI/ML solutions. You will collaborate with scientists and product teams to design and deploy machine learning models that enhance drug discovery and decision-making. The ideal candidate has at least 3 years of exper ...

Senior Backend Engineer, Payroll Platform Scale & Own

Rippling is seeking a Senior Software Engineer for its Global Payroll team in Greater London. In this role, you will be pivotal in advancing their payroll platform, responsible for driving initiatives, defining project strategies, and mentoring junior engineers. The ideal candidate will have over 6 years of expe ...

Senior Full Stack Engineer FinTech Cards

Deepstreamtech is seeking a Senior Fullstack Engineer in Greater London to join their rapidly growing Cards team. The ideal candidate will have over 5 years of fullstack development experience, focusing on high-performance web apps and fintech solutions. You will lead the design and delivery of features, ensure ...

Lead Production ML for US Credit Risk Equity & Hybrid

A fintech unicorn based in London is looking for a Senior Data Scientist to lead the development of machine learning models for US credit risk assessment. This position offers full autonomy in the role, with a strong focus on production-level model deployment in a dynamic work environment. Candidates should be p ...

Senior Customer Data Scientist GenAI & Personalisation

Xpand Group is seeking a Senior Customer Data Scientist for their Consulting practice in London. This hybrid role involves delivering customer analytics and data science projects, focusing on client engagement to enhance marketing effectiveness. Candidates should have hands-on experience with Python, machine lea ...

Senior Data Scientist ML Lead for Production Solutions

AWTG Ltd. is looking for a Senior Data Scientist in Greater London to lead the development of advanced analytical and machine learning solutions. The ideal candidate will have strong experience in delivering data science solutions, particularly in Python and R, and will guide teams on data preparation and model ...

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    Senior Devops Developer Java Python Jobs in London Job Search Guide, Trends and Insights