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Senior Cloud Platform & Security Engineer

A security-focused technology company in Greater London seeks a mid-level or senior Software Engineer to develop cloud services and infrastructure. This role offers the opportunity to directly contribute to scalable, reliable systems and requires 6+ years in cloud service development. Ideal candidates will have ...

Senior AI Solutions Engineer Enterprise Pre Sales (Hybrid)

A leading AI solutions provider in the UK is seeking a Senior Solutions Engineer to bridge technical and sales efforts. This role involves designing AI-driven solutions, executing proof-of-value projects, and leveraging extensive knowledge in Python and APIs. Ideal candidates will excel in navigating enterprise ...

Senior Data Engineer – Search & AI Platform | Flexible Hours

A global leader in information and analytics is seeking a Senior Data Engineer for their Search and AI Platform in London. The role involves designing and maintaining scalable data pipelines, developing ELT/ETL workflows, and collaborating with teams to deliver impactful solutions. Candidates should have strong ...

Senior AI Research Engineer — Edge ML & Multimodal CV

A cutting-edge AI company in Greater London is seeking a Senior AI Research Engineer to develop advanced AI products, focusing on multimodal LLMs and deep learning model optimization. Candidates should have over 5 years of experience in software engineering, particularly with Python and frameworks like PyTorch a ...

Senior Equity Index R&D Lead — Quant & ESG

A leading research and technology provider seeks a Senior Equity Specialist in London. The role includes developing quantitative factor and sustainability equity indices, maintaining software processes, and researching investment strategies for clients. Candidates should have a quantitative finance background, s ...

Principal Data Scientist, Pricing & Experimentation

A fast-growing global ecommerce marketplace is seeking a Principal Data Scientist to join their data function. In this senior role, you'll lead complex pricing and experimentation initiatives, mentor fellow data scientists, and influence pricing strategies at scale. Applicants should possess commercial experienc ...

Strategic FP&A Manager — Banking & Fintech, Hybrid

A leading fintech firm in Greater London seeks a Financial Planning and Analysis Manager to lead forecasting and strategic financial insights. You will create and maintain complex financial models, partnering with senior stakeholders to optimize planning and budgeting processes. The ideal candidate has a strong ...

Senior Data Scientist — Fintech AI & Data Products

A fintech company in London is looking for a Senior Data Scientist to enhance their data product offerings. The successful candidate will utilize techniques in machine learning and generative AI to tackle complex challenges. Responsibilities include analyzing data patterns, building new data-driven services, and ...

Senior AI Scientist: RL & MoE Mastery | Equity

A leading design technology firm in London seeks a Senior Research Scientist to push the boundaries of reinforcement learning and agentic systems. You will work hands-on across the agent stack, improving product features and collaborating with multidisciplinary teams. Ideal candidates will have a robust backgrou ...

Growth Analytics Engineering Lead

RigNet seeks a Senior Manager for the Growth Analytics team in Greater London, England. You will guide a team of Analytics Engineers and Analysts to deliver impactful data products, collaborate with various teams, and optimize data platforms. The ideal candidate has strong SQL and Python skills, experience with ...

Senior Build & Release Engineer C++/CI Automation

Foundry is seeking a Senior Engineer for the Engineering Experience team in Greater London. The role focuses on optimizing the C++ build stack to enhance feature delivery and reduce friction in the development lifecycle. Responsibilities include managing complex third-party dependencies, mentoring engineers, and ...

Senior Staff Full Stack Engineer — Platform & Data

Pipeline, located in Greater London, seeks an experienced Senior or Staff-level Software Engineer to own architecture and technical direction of their platform. The role requires expertise in Python (FastAPI), React, TypeScript, SQL, and data-heavy workflows. Responsibilities include shiping features, setting en ...

Senior Software Engineer Trading Shared Services

A leading financial technology firm in London seeks a Senior Software Engineer to develop high-performance distributed systems for its Electronic Trading platforms. The ideal candidate will have significant experience in C++ and Python, a strong understanding of software design principles, and a commitment to de ...

Senior Data Engineer Palantir Platform

A technology solutions provider in Greater London is seeking a Senior Palantir Engineer to design and develop data processing software for Big Data technologies. The role involves collaborating with various teams to ensure code quality and operational readiness. Strong experience in Java, Scala, or Python and fa ...

Senior Software Engineer — Construction Tech Platform

Converge, based in Greater London, is looking for a Senior Software Engineer to drive innovation in their Physical Intelligence Platform. You will explore new product areas, scale existing products, and collaborate closely with customers and team members. The ideal candidate has production experience in Haskell, ...

Senior Real Time Data Reliability Engineer

Bloomberg is hiring a Senior Software Engineer in London to work on their real-time data platform. The role focuses on engineering reliability through software, designing scalable and fault-tolerant systems. Candidates should have experience with object-oriented programming (preferably Python or C++) and strong ...

Head of Application Security & SSDLC Strategy

Prolific is looking for an experienced Application Security Lead to drive the company's application security strategy. This role involves defining a Secure Software Development Lifecycle (SSDLC), leading security testing, and managing the Senior Application Security Engineer. Ideal candidates possess extensive e ...

Principal AI Engineer: Production Grade LLM & RAG Architect

La Fosse is seeking a Principal AI / ML Engineer to build an AI Labs capability in the Greater London area. This senior role involves leading the design and delivery of AI/ML systems, integrating AI capabilities into enterprise platforms, and communicating solutions to diverse stakeholders. Ideal candidates shou ...

Senior Investments Data Scientist — Flexible Work & ML

M&G is seeking a Senior Data Scientist to join their Investment Analytics Team in Greater London. The successful candidate will develop quantitative research and data science solutions, enhancing investment outcomes. Strong expertise in data science, machine learning, and programming abilities in Python and SQL ...

Senior Network Engineer Global, VPN, BGP/OSPF Expert

ICE is seeking a Senior Engineer to join the Network Engineering team in Greater London. This role involves the design, validation, deployment, and maintenance of network infrastructure. The successful candidate will lead projects, implement enterprise VPN technology, and provide operational support for complex ...

Remote Senior Pricing Scientist Real Time Marketplace Optimizer

inDrive is seeking a Senior Applied Scientist (Pricing) in Greater London to design dynamic pricing systems for our marketplace. This position involves developing algorithms that balance supply and demand under uncertainty. The ideal candidate has over 3 years of experience in Data Science or applied research an ...

Senior Site Reliability Engineer Scale & Observability Lead

A leading IT consulting firm in London is seeking a Senior Site Reliability Engineer to play a key role in operational support while implementing a variety of AWS services. You will monitor systems, troubleshoot issues, and ensure a strong performance and scalability mindset. The ideal candidate will possess str ...

Senior Software Engineer — Data Dashboards & Azure

A technology firm in Greater London is seeking a Senior Software Engineer to enhance their product delivery pipeline. This role involves optimizing a Treasury Dashboard, leading the development of a Risk Reporting platform, and reducing client onboarding times. The ideal candidate should have advanced skills in ...

Senior Software Engineer – Supplier Data Platform (Remote)

A leading product experience company in Greater London is seeking a Senior Software Engineer to drive the development of innovative features in their Supplier Data Manager product. The ideal candidate will have over 8 years of full-stack engineering experience, strong skills in Python and TypeScript, and a passi ...

Senior Test Automation Engineer: CI/CD & Cross Platform QA

A leading gaming and entertainment company in London is seeking a Senior Software Development Engineer in Test. This role focuses on developing automation and robust CI/CD systems to enhance test coverage and workflow. The ideal candidate will have extensive experience with Python, CI/CD pipeline maintenance, an ...

Senior Software Engineer, Total Fund Management (Public Markets) Hybrid

Une organisation d’investissement mondiale recherche un(e) Senior Software Engineer dans le domaine de la technologie des marchés publics. Le candidat idéal aura plus de 5 ans d'expérience, une forte maîtrise des langages de programmation comme Python, C++, et Java, et sera capable de concevoir et de soutenir de ...

Senior Software Engineer Risk Platform & VaR Analytics

A leading trading firm in Greater London is seeking a Senior Software Engineer to join their Unified Platform - Risk team. The ideal candidate will possess strong programming skills, particularly in languages like Python or Java, and a good understanding of financial concepts like VaR. Responsibilities include d ...

Senior Data Pipeline Engineer AI Driven & Large Scale

A leading global finance and data company is seeking a Senior Software Engineer to build scalable data pipelines. The role demands strong backend Python expertise, a solid understanding of system design, and experience with ETL workflows. You'll work closely with engineering peers and foster strong relationships ...

Senior Software Engineer

As a Senior Software Engineer at noon — the Middle East's leading e-learning platform — you'll build scalable systems that serve millions of learners. Based in London, you'll work on backend architecture, APIs, and data systems in a fast-growing EdTech company with a global engineering team. Skill ...

Senior Software Engineer, Risk Tech VaR & Analytics

A diversified trading firm is seeking a Senior Software Engineer to join their Risk Technology team in London. The ideal candidate will design and maintain API and application platforms while collaborating with trading and risk teams. Candidates should possess skills in programming languages like Python or Java, ...

Senior Software Engineer, Unified Platform Global Markets

A leading trading firm in the UK is seeking a Senior Software Engineer to join their Unified Platform organization. This role involves developing tools for data acquisition, storage, and visualization, while collaborating closely with analysts and traders. The ideal candidate will have 2-3 years of software deve ...

Senior Core Services Engineer – Secure Auth & Observability

A leading technology firm in Greater London is seeking a Senior Software Engineer to join their Core Services team. The role involves designing and implementing robust authentication and authorization systems while building fine-grained access control models. The ideal candidate should have a strong command of G ...

Senior Software Engineer Enterprise Data Acquisition

A prominent financial technology company seeks a Senior Software Engineer for its Data Acquisition team in London. The role involves designing and building core services that define Bloomberg’s enterprise data model. Candidates should have over 4 years of experience with C++ or Python and a solid understanding o ...

Senior Software Engineer AI Driven Full Stack Hybrid Equity

A fast-growing technology-driven startup in London is seeking a Senior Software Engineer to drive development in a hybrid role. The ideal candidate will possess strong skills in Python and React, along with experience in full-stack development. This position offers a competitive salary, equity, and benefits incl ...

Senior Software Engineer, Core Platform — Secure AI & RBAC

A leading deep-tech company is seeking a Senior Software Engineer to join their Core Services team in London. The ideal candidate will be responsible for building foundational systems for an AI-driven simulation software platform. Responsibilities include designing authentication systems, implementing access con ...

Senior Product Analyst: Data Driven Growth & Risk

A financial technology company in Greater London is looking for a Senior Product Analyst to drive data-driven decisions in the financial crime product teams. This role involves collaborating with product managers and engineers to enhance customer experience while managing risks. Key qualifications include strong ...

Senior Nat Cat Exposure & Modelling Lead

A leading specialty insurance company in Greater London seeks a Senior Cat Modelling Analyst to enhance catastrophe modelling and exposure analysis processes. The ideal candidate will have a university degree in a relevant discipline and strong analytical skills, with experience in RMS RiskLink and programming l ...

Senior Engineer, Loan Servicing Platform (Hybrid – London)

A leading financial technology company in London is looking for a Senior Engineer to join their Loan Servicing team. This role involves evolving the loan infrastructure for accuracy and speed, solving complex problems, and working collaboratively in a hybrid environment. Ideal candidates will have programming ex ...

Senior Data Strategist — Growth Forecasting & Metrics

A dynamic Ed-Tech company located in Greater London is seeking a Senior Strategic Analyst to lead key analytical initiatives and influence product strategy. The ideal candidate will have a strong background in strategic analytics, subscription economics, and technical proficiency in SQL and Python. Responsibilit ...

Senior Infra/DevOps Engineer Cloud, CI/CD, Equity

A leading AI-native workspace is seeking a Senior Infrastructure/DevOps Engineer to lead cloud system design and maintenance. You'll ensure audit readiness, high availability, and cost optimization. Ideal candidates have 4–7 years of relevant experience in high-growth environments, with strong skills in Python o ...

Software Engineer Crafting Scalable Solutions

A leading AI solutions provider in the UK is seeking a Software Engineer to join their Defence team, focused on pushing the boundaries of cloud and edge computing. You will work closely with senior technical leaders to implement robust practices and deliver high-value, scalable technologies. Candidates should ha ...

Senior Backend Engineer — Architect Scalable Microservices

A global marketing and communications company is seeking a Senior Backend Engineer to lead the design and development of backend systems. This role involves writing high-quality code, architecting distributed services, and collaborating closely with teams. Candidates should have a strong background in Python and ...

Senior Data Science & Transformation Consultant (Hybrid)

A leading consulting firm is seeking a Senior Consultant in Data Science to lead analytics and product solutions. Candidates should have over 4 years' experience in data science, with strong skills in Python, SQL, and machine learning. The role involves client engagement, leading delivery teams, and mentoring ju ...

Senior Data Science Consultant — Analytics & AI Delivery

A dynamic consulting firm in Greater London is seeking a Senior Consultant in Data Science. This role involves delivering advanced analytics and digital products while engaging with clients. Candidates should possess over 4 years of experience in data science and strong skills in Python, SQL, and analytical tool ...

Head of Digital Algorithms & Trading Analytics

A leading insurance company in Greater London is seeking a Head of Digital Algorithms to develop and oversee algorithmic solutions for digital trading. You will work closely with senior stakeholders and guide a team of data scientists in building robust trading tools. Required skills include strong knowledge of ...

Platform Operations Engineer: Observability & FinOps (Hybrid)

A deep-tech company in London is seeking a Senior Platform Engineer to enhance their AI-driven simulation software capabilities. The role involves managing the observability stack, driving FinOps practices, and implementing security policies across cloud providers. The ideal candidate should have significant Dev ...

Senior Data Scientist, AI for Drug Discovery & LLMs

A pioneering biotech firm in Greater London is seeking a Senior / Principal Data Scientist to develop AI systems that drive scientific discovery. You will work in an interdisciplinary environment focusing on large language models and machine learning, translating complex biological questions into computational t ...

Senior Software Engineer Security Cleared, Secure Cloud Native

A leading digital products company in the UK is looking for Senior and Principal Engineers to design secure, scalable software in agile teams. Applicants must hold active or recently active SC or DV clearance and possess strong experience in delivering production systems. Proficiency in modern programming langua ...

Senior Data Scientist Strategic Finance Network Modeling

A logistics innovation company in London is seeking a Senior Data Scientist to drive the simulation of their logistics network. You'll develop modular models that answer complex business questions regarding pricing and expansions. Ideal candidates will have strong modelling skills, proficiency in Python and SQL, ...

Senior Software Engineer Hybrid Build Impactful Tools

A leading tech company is seeking a Senior Software Engineer to design and build innovative tools and platforms. This role involves delivering scalable solutions, championing best practices, and integrating data into insightful tools. Candidates should possess strong skills in JavaScript/TypeScript, Python, and ...

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