33 science jobs found in London

Network Rail is at the heart of revitalising Britain's railway. From Crossrail - Europe's largest civil engineering project - to investment in world-class stations and major programmes of electrification, we are involved in some of the most ambitious and diverse ventures that this country has ever seen. We at Network Rail are dedicated to becoming one of Britain 's best employers and believe this starts with placing the candidate at the heart of everything we do!   Job Purpose This role will leverage advanced analytics and machine learning to deliver data-driven insights that improve operational efficiency and inform strategic decisions across the organisation. The role is responsible for developing innovative analytical models, utilising cutting-edge technologies, and contributing to transformative initiatives within the railway sector. Through collaboration with cross-functional teams, the AI & Data Science Specialist supports GBRX in driving meaningful,...

We are a risk managemt company searchig for freelance engingers in computer science and expririence in read teamiing forca remote collaboration in audits to agents of Ai , in a readteming group with lawyers and math experts . The maij point is testing the total trustabikity of the agentic modeld in the ecosystem , at the lstarnds of the state of art todsy for companies worldwidd . The collaboraration begins with a contractj as contractor ( psy per v i e w ) Qualifiche Computer scienze degree Cybersecurity expirience with ai in defense and in attack Redteming , ai sarfey User of tools of ai audit at level of bog 4 standands . Capacity of understand laws with lawyers cause we worl in all jurisdiction worldwide   In return you will be payded just like alm team for every singke intervention and you will be part of the audit in AI , expriennce with clients worlwide

The Ministry of Justice (MoJ) priorities include improving public safety and reducing reoffending by reforming prisons, probation and youth justice, and building a justice system which makes access to justice swifter and more certain for all citizens whatever their background. Project professionals in the MoJ help to improve the government's ability to protect the public and reduce reoffending, and to provide a more effective, transparent and responsive criminal justice system for victims and the public.   Job Purpose:   The Justice Digital, Data and Science Project Delivery Team is responsible for the delivery of digital and technology projects across the whole of the Ministry of Justice.   We are recruiting a Senior Project Manager to take full responsibility for the definition, documentation and satisfactory completion of either a single major project, or several smaller initiatives.   SC Clearance is an essential requirement for...

Job Purpose Lead day-to-day operational delivery of an Artificial Intelligence (AI) Incubator Accelerator delivery pod to align multi-disciplinary specialists and enable the timely development of high-quality AI and automation solutions within agreed architectural and governance frameworks.   As a  Product-Orientated Delivery (POD) Lead , your main responsibilities will be: •    Provide direction to the POD to deliver AI and automation outcomes aligned with organisational priorities, timelines, and quality standards, and enable effective decision-making to ensure timely execution of agreed initiatives. •    Define approved requirements into prioritised and sequenced delivery plans to enable structured execution by the POD. •    Maintain oversight and resolve delivery risks, issues and constraints, intervening decisively to protect outcomes and escalating material risks where required. ...

We are looking for a Senior Digital Insight Analyst & CRO to join our Data & Marketing team. In this role, you will lead the analysis of user behavior across complex, multi-market digital environments-identifying key optimization opportunities and defining data-driven strategies to elevate user experiences and boost conversion performance. What will you do? Customer Journey & CRO Strategy: Lead funnel and behavioral analysis across digital touchpoints, collaborating closely with CRO and product teams to design, run, and evaluate experimentation initiatives (A/B testing, incrementality analysis, and heuristic reviews). Advanced Analytics & AI: Perform statistical analyses and leverage AI capabilities to accelerate insight generation, separating signal from noise to understand the business impact of optimization efforts. Dashboards & Reporting: Design, maintain, and present intuitive performance dashboards, measurement frameworks, and...

Location: Remote EU Department : Engineering/Data Employment Type: Contract (B2B) About YLD: Everything we do is to empower our clients to move forward. Our purpose is to help our clients develop the capabilities they need to outperform their competitors. Our success is a consequence of ensuring our clients are successful. Our company is built on extraordinary people; we aim to attract, inspire, develop and retain them. YLD is a software engineering and design consultancy; we create digital capabilities for our clients that last beyond our engagement. We have offices in London, Lisbon, Porto. About the role: As a Data Scientist, you will take responsibility for data, insights, and models that help our clients grow quickly. You’ll have Machine Learning Engineering experience and use this to build data capabilities that integrate well with software products. You'll work closely with the clients' cross-functional innovation team to build new and novel products....

Axiologik are looking to bring in a Contract SC Architect with experience of working on AI projects. This is a high value piece of work so if you love seeing the impact of your work come to life, read below and apply.   £750 DR Inside IR35 12 month contract - extensions likely Remote with sporadic travel to London (client offices) MUST HAVE ACTIVE SC CLEARANCE   The role will predominantly be to own the technical architecture for a new AI product, develop machine learning models supporting stakeholders and operationalise that capability. The architect will own the end-to-end design across model training, inference and integration into the existing estate and to set and hold the target architecture through build and delivery. This role will also act as the technical authority for both supplier and internal engineering teams.   Architecture Proven technical/solution architect on AI-focussed technology projects within...

We are currently looking for an experience Principal Engineer to join us on a contract basis. This is a hybrid position and will require 3 days per week on client site in Central London. Requirements Role responsibilities:   Define and drive technical strategy, architecture, and engineering standards across the Personalisation domain Design and deliver scalable systems supporting personalisation, search, recommendations, and ML-powered features Partner closely with Product, Data Science, and Design to deliver customer-centric solutions Lead and influence technical decision-making across multiple teams and platforms Mentor and support senior engineers, helping to raise the overall engineering capability Improve engineering quality, reliability, and productivity through best practices, tooling, and platform enhancemen   Who you are:   An experienced technical leader with a strong background in Java/Python...

Job Description: EXL (NASDAQ: EXLS) is a global data and artificial intelligence ("AI") company that offers services and solutions to reinvent client business models, drive better outcomes and unlock growth with speed. EXL harnesses the power of data, AI, and deep industry knowledge to transform businesses, including the world’s leading corporations in industries including insurance, healthcare, banking and financial services, media and retail, among others. EXL was founded in 1999 with the core values of innovation, collaboration, excellence, integrity and respect. We are headquartered in New York and have more than 60,000 employees spanning six continents. For more information, visit www.exlservice.com . Role:  Lead Data Modeller BU/Segment:  Banking / Analytics Location:  London, United Kingdom (Hybrid working with 3 days a week in the office and travel to Halifax twice a month) Employment Type:  Umbrella Contract (Inside IR35) to...

Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...

Java and Azure Developer : Contract Role London, England, United Kingdom WPP is the trusted growth partner for the world’s leading brands.  We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth.    We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise.   Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow.    For more information,...

We are currently looking for an experience Principal Engineer to join us on a contract basis. This is a hybrid position and will require 3 days per week on client site in Central London. Requirements Role responsibilities:   Define and drive technical strategy, architecture, and engineering standards across the Personalisation domain Design and deliver scalable systems supporting personalisation, search, recommendations, and ML-powered features Partner closely with Product, Data Science, and Design to deliver customer-centric solutions Lead and influence technical decision-making across multiple teams and platforms Mentor and support senior engineers, helping to raise the overall engineering capability Improve engineering quality, reliability, and productivity through best practices, tooling, and platform enhancemen   Who you are:   An experienced technical leader with a strong background in Java/Python...

Research Scientist / Engineer – Machine Learning (Contractor) About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they’re at home,...

Senior Product Analyst / Data Scientist Location: West London Working pattern: Hybrid — three days onsite and two days remote Contract type: 6 month fixed-term contract (extension possible) Rate : £150-£250 per day (outside IR35) Hours: Full-time (4-5 days)   About the role We are looking for an experienced Senior Product Analyst to join our consulting team on a six-month fixed-term contract. You will work across client engagements, using product data, experimentation and statistical methods to answer complex commercial questions. The role requires someone who can move confidently between product, marketing and technical teams, turning ambiguous business problems into robust analysis and practical recommendations. You will be expected to manage analytical work independently, communicate directly with clients and deliver high-quality outputs within consulting deadlines. Key responsibilities Lead product...

Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...

Company Description: Systemiq is the system change company, working to accelerate the transition to a net-zero, nature-positive and more inclusive economy. As a certified B Corp, we partner with business, finance, policymakers and civil society to transform five interconnected systems: energy, nature and food, materials and circularity, sustainable finance, and urban transformation. We bring together strategy, policy, market design and capital mobilisation to deliver tangible results in the real economy. Founded in 2016, Systemiq has grown to a global team of more than 300 people across Brazil, France, Germany, Indonesia, Kenya, the Netherlands, the UK and the US, united by a singular focus on sustainability.   Contractor role- day rate or Fixed tbc- 6 months ( and high probability to extend) ANALYTIQ – the SYSTEMIQ analytics backbone   World-class analytics is not sufficient to drive true system-level change, but it is a...

Company overview Nomura is a financial services group with an integrated global network. By connecting markets East & West, we service the needs of individuals, institutions, corporates and governments through our four business divisions: Wealth Management, Investment Management, Wholesale (Global Markets and Investment Banking) and Banking. Driven by the insights of some 28,000 people worldwide, we put our clients at the center of everything we do, delivering unparalleled access to, from and within Asia. For further information about Nomura, visit www.nomura.com Department Overview: As the Global Execution Services technology division for Nomura's Wholesale IT, the group provides brokerage services solutions to clients in over 65 markets around the world. Through its advanced suite of electronic trading strategies, experienced high-touch trading group, top-ranked Commission Management services, award winning desktop trading platform, and unparalleled access to...

We are currently looking for an experience Principal Engineer to join us on a contract basis. This is a hybrid position and will require 3 days per week on client site in Central London. Requirements Role responsibilities:   Define and drive technical strategy, architecture, and engineering standards across the Personalisation domain Design and deliver scalable systems supporting personalisation, search, recommendations, and ML-powered features Partner closely with Product, Data Science, and Design to deliver customer-centric solutions Lead and influence technical decision-making across multiple teams and platforms Mentor and support senior engineers, helping to raise the overall engineering capability Improve engineering quality, reliability, and productivity through best practices, tooling, and platform enhancemen   Who you are:   An experienced technical leader with a strong background in Java/Python...

Principal AI Data Engineer   London, United Kingdom | Posted on 30/07/2026 Contract role: Principal AI Data Engineer Contract Location: London, 5 days onsite weekly Contract Start Date: August 2026 Contract Duration: 4 months   ​Payroll provider: Rockford Payroll  Info for Contingent Workers – Rockford Pay   Job Description:   Key Responsibilities Develop and evaluate AI/GenAI/AgenticAI prototypes using tools like Copilot Studio, AI Foundry and Copilot Analyst Agent, Mosiac AI, Genie, AgentBricks, MLflow with a focus on quick wins and enterprise integration. Build and tune Retrieval-Augmented Generation (RAG) systems, including embedding model selection, prompt engineering, and traceable evaluation. Design and deploy basic AI agents using frameworks such as LangChain, AutoGen, and smolagents Communicate complex AI concepts clearly to business stakeholders and...

We are seeking a DevOps / Integration Specialist to join our Global Equities Electronic Trading team. This role is pivotal in setting up and maintaining a continuous integration environment and providing robust testing solutions for our electronic trading applications including Smart Order Router, Market Access, DMA/Sponsored DMA, Risk Controls and Internal Matching Engine. Job responsibilities Develop and implement a framework for continuous integration environments, driving its adoption and evolution. Automate testing processes and any manual workflows to enhance efficiency and accuracy. Integrate with various trading front office, middle office and back office system Manage release processes, provide environment support, and offer production support as needed. Conduct client, venue certification, and connectivity for various exchanges, markets, and dark pools. Test and validate individual applications and end-to-end integration. Works very closely with stake...