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senior data scientist Greater London
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TA
15 Apr, 2026
Permanent
Senior Data Scientist, EME
The Alan Turing Institute 39 Holloway Rd, London N7 8JP, UK
The Role This is an exciting opportunity for a Senior Data Scientist to join The Alan Turing Institute s Defence & Security programme, working within the Electromagnetic Environment team to apply cutting-edge AI and data science to complex real-world challenges in the radio frequency domain. The role combines hands-on technical research with project leadership, involving the development and testing of advanced machine learning approaches, proof-of-concept solutions, and technical investigations that help defence and security partners better understand and exploit the electromagnetic environment. Working closely with researchers, engineers and external stakeholders, the postholder will lead and support exploratory projects, communicate findings through reports and presentations, and help shape future research in an agile, collaborative and mission-driven setting. Your Profile We re looking for a technically strong data scientist with deep experience in machine learning,...
HISCOX
12 Apr, 2026
Full Time
Senior Data Scientist
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Position:  Senior Data Scientist Reporting to: Lead Data Scientist Location:  London Type:     Permanent As a Senior Data Scientist at Hiscox, you will take on a high-impact role, acting as a critical thinker and problem solver for the business. You’ll apply your core technical skills and innovative thinking to tackle complex challenges, identify opportunities, and help shape data-driven decision-making across the London Market. You’ll operate across a wide variety of business functions, managing multiple priorities and delivering both ad hoc analysis and predictive/prescriptive models. Your work will contribute directly to building Hiscox’s data culture and enabling evidence-based decisions in a fast-paced, evolving environment. Communicating the business value of your analytical solutions to stakeholders will be a key part of your role. You’ll be part of an award-winning team, recognised for...
HISCOX
12 Apr, 2026
Full Time
Lead Data Scientist
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Reporting to:         Re & ILS Head of Data Location:                 London Type:                       Permanent Role Overview The Lead Data Scientist is a crucial member of the extended RE&ILS Tech Leadership Team, responsible for building, leading, and nurturing a highly capable (New) Data Science and Machine Learning chapter. This role facilitates the successful delivery of new AI Cloud-based solutions against our growing list of business use cases (involving complex Data Analytics, Machine Learning, and AI Agent based solutions). You will co-lead the new Data Science chapter with the RE&ILS Head of Data and help ensure its members provide Data Science capabilities and insights to support decision-making across RE&ILS strategic Value Streams. Whilst the chapter grows, you are expected to be hands-on actively helping to architect, design, and build AI or Data Science-based...
TA
15 Apr, 2026
Permanent
Data Scientist, EME
The Alan Turing Institute 39 Holloway Rd, London N7 8JP, UK
The Role This is a fantastic opportunity for a Data Scientist to join The Alan Turing Institute s Defence & Security programme, working within the Electromagnetic Environment team to apply AI, machine learning and data science to complex real-world challenges in the radio frequency domain. The role will focus on investigating emerging technologies, developing proof-of-concept solutions, and translating cutting-edge research into practical applications that support defence and security partners. Working closely with researchers, engineers and stakeholders, the postholder will contribute to experimental projects, communicate findings through reports and presentations, and help advance innovative approaches in a collaborative, mission-driven environment. Your Profile We re looking for a technically strong data scientist with experience in machine learning, AI or radio frequency signal analysis, and a track record of applying advanced methods to complex real-world...
TA
14 Apr, 2026
Permanent
Research Assistant, Applied Research Group (ARG)
The Alan Turing Institute 39 Holloway Rd, London N7 8JP, UK
The Alan Turing Institute Named in honour of Alan Turing, the Institute is a place for inspiring, exciting work and we need passionate, sharp, and innovative people who want to use their skills to contribute to our mission to make great leaps in data science and AI research to change the world for the better. Please find more information about us here BACKGROUND The Defence & National Security (D&NS) theme at the Turing is looking to expand its Applied Research Group (ARG). As a team, ARG applies cutting edge research to real-world problems. Impact takes multiple forms: the fast development of a proof-of-concept to show what s possible; candid technical discussions to highlight what s not; and longer-term projects to deliver bespoke capabilities. Day-to-day, ARG collaborate closely with partners technical and subject-matter experts. The ARG is a cross-disciplinary team therefore able to respond to a wide variety of problem sets and encourage...
IAG Transform
14 Apr, 2026
Permanent
Line Maintenance & Short-Term Planning Efficiency Tools Project Manager
IAG Transform 39 Holloway Rd, London N7 8JP, UK
About Us We are part of International Airlines Group (IAG), one of the world's leading airline groups and owner of some of the biggest brands in the sky. IAG Transform provides creative and innovative solutions to drive sustainable transformation by delivering procurement and airline services, as well as group-wide systems across IAG. Each operating company benefits from the Transform centralised model, driving efficiencies, automation, and economies of scale. Purpose of the role We are seeking a technical expert to manage transformation projects through teams implementing innovative Aircraft Line Maintenance and Short-Term planning projects. These initiatives will leverage artificial intelligence tools and other advanced digital technologies to optimise aircraft health monitoring and short-term maintenance planning within the airline's Line Maintenance and Short-Term planning Technical Operations environments. Please note this is not a data science or IT development...
IAG Transform
14 Apr, 2026
Permanent
Material Efficiency Tools Project Manager
IAG Transform 39 Holloway Rd, London N7 8JP, UK
About Us We are part of International Airlines Group (IAG), one of the world's leading airline groups and owner of some of the biggest brands in the sky. IAG Transform provides creative and innovative solutions to drive sustainable transformation by delivering procurement and airline services, as well as group-wide systems across IAG. Each operating company benefits from the Transform centralised model, driving efficiencies, automation, and economies of scale. Purpose of the role We are seeking a technical expert in airline supply chain and maintenance operations to manager transformation initiatives. This role is pivotal in coordinating cross-functional teams to implement innovative projects that leverage artificial intelligence (AI) tools as well as other advanced algorithms and digital solutions. Please note this is not a data science or IT development role. The successful candidate will act as a Project Manager, working closely with AI lab, data scientists,...
IAG Transform
14 Apr, 2026
Permanent
Head of Engineering & Reliability Efficiency Tools Projects
IAG Transform 39 Holloway Rd, London N7 8JP, UK
About Us We are part of International Airlines Group (IAG), one of the world's leading airline groups and owner of some of the biggest brands in the sky. IAG Transform provides creative and innovative solutions to drive sustainable transformation by delivering procurement and airline services, as well as group-wide systems across IAG. Each operating company benefits from the Transform centralised model, driving efficiencies, automation, and economies of scale. Purpose of the role We are seeking a senior technical expert to lead strategy and drive transformation through the coordination of teams implementing innovative engineering and reliability projects. These initiatives will leverage data-driven and AI-enabled tools, as well as other advanced digital technologies, to optimise engineering and reliability processes within the airline's Technical Operations. Please note this is not a data science or IT development role. The successful candidate will act as a Subject...
TA
14 Apr, 2026
Permanent
AI Security Research Scientist - Applied Mathematics
The Alan Turing Institute 39 Holloway Rd, London N7 8JP, UK
The Role We are seeking an AI Security Research Scientist to join The Alan Turing Institute s Defence & National Security team, helping to strengthen the robustness, reliability, and resilience of AI systems used in high stakes environments. This is an exciting opportunity for a mathematically strong researcher to apply advanced modelling, optimisation, statistical, numerical and experimental skills to cutting-edge AI security challenges, working closely with researchers, engineers and external partners to turn innovative ideas into practical capabilities. The role would suit someone with a PhD or equivalent experience in a highly quantitative field, strong programming skills and the ability to work from first principles, learn quickly and communicate complex research clearly. Prior experience in machine learning or AI security is welcome but not essential, and eligibility for Developed Vetting (DV) clearance is required. Your Profile We are looking for a highly...
HISCOX
12 Apr, 2026
Full Time
Lead ML Engineer
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   Role Purpose As a Lead Machine Learning Engineer (MLE) at Hiscox, you will shape and scale our Machine Learning Engineering capability and ensure the successful deployment and operation of ML in production. You will lead the MLE sub-chapter, line manage Machine Learning Engineers, and partner closely with the Head of Data Science, the Data Science sub-chapters and Platform/Group teams to enable scalable, reusable, and well-governed ML solutions. You will be accountable for the MLOps platform, ensuring it is reliable, secure, and continuously evolved and for ensuring our business unit ships ML to production in a scalable way that is reusable across value streams, enabling efficient model maintenance, monitoring, and lifecycle management. Combining deep technical expertise with leadership, you will set standards, uplift capability, and enable squads to deliver robust, production-grade ML systems. Key...
HISCOX
12 Apr, 2026
Full Time
Principal Data Scientist
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   As a Principal Data Scientist at Hiscox, you will be an integral part of a dynamic technical team, strategically focused on leveraging data science across our diverse business functions. While your expertise will be pivotal in transforming our underwriting capabilities, your influence will extend across the entire insurance value chain, championing a multi-disciplinary approach to complex problem-solving. You will lead the end-to-end delivery of our most significant and complex data science initiatives, driving technical strategy, architecture, and best practices. You'll be a key driver in defining and upholding technical standards, ensuring the development of robust, scalable, and high-quality solutions that enable fast, impactful delivery to stakeholders. Beyond project leadership, you will act as a crucial mentor and coach, fostering technical growth and expertise among junior and mid-level colleagues,...
HISCOX
12 Apr, 2026
Full Time
Lead Data Scientist
HISCOX London, UK
Job Type: Permanent Build a brilliant future with Hiscox   About the Hiscox Data Team The Hiscox Data Team is transforming data maturity across the organisation to accelerate business growth and efficiency using Data, Analytics, and AI. The virtual team consists of a central function driving alignment, Business Unit teams identifying commercial value and providing execution capacity and technology providing for Data Engineering and ML Operations services. We aim to empower colleagues by improving data fluency and promote a data-driven, insight-led culture that supports informed, customer-centric decisions. Commercial focus, continuous improvement and product centric delivery is at the heart of everything we do. The Role Working within the Group Data Science team as our Lead Data Scientist, you will be responsible for providing the business with a highly capable data science and machine learning chapter. This important chapter will facilitate the successful...
citi
12 Apr, 2026
Full Time
Lead GenAI Lead Engineer, Innovation Labs – SVP
citi London, UK
The Role: We're on the hunt for a highly skilled and experienced senior engineer to lead the design and development of the various AI services as part of the Citi Innovation Labs. The ideal candidate has excellent track record leading teams of engineers and/or data-scientists and building high-scale engineering products, specifically AI solutions. In this role, you'll be a key player in driving innovative AI projects throughout the bank.   Team: Citi Innovation Labs is a global network of innovation centers focused on delivering cutting edge solutions to all of Citi’s lines of business.  Our Mission is to create a competitive advantage for our clients, manifested as change in the way they operate, by providing innovative technological solutions with strong client engagement, from idea to production, and by leveraging the entrepreneurial spirit and technological excellence fostered in the Innovation Labs.   Our Labs Network is a global organization that spans across New...
citi
12 Apr, 2026
Full Time
Head of Applied AI Engineering – Investment Banking - Director
citi London, UK
Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Role Summary We are seeking a visionary and hands-on Head of Applied AI Engineering to lead the design, development, and deployment of AI-driven solutions for our Banking division , covering Investment (ECM, DCM, M&A), Corporate and Commercial Banking. This role will bridge the front office...
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