12 data scientist jobs found in London

Role: Data Scientist – GenAI, Python, NLP, LLMs, & Prompt Engineering Location: Remote Contract – 3-6 Months Rate - £450/Day Outside IR35 Job Overview: We are seeking a highly skilled and creative Data Scientist with deep expertise in Python programming , Natural Language Processing (NLP) , and Large Language Models (LLMs) . This role demands hands-on experience in prompt engineering , designing intelligent conversational flows, managing context windows, and interfacing with APIs such as OpenAI’s Chat Completions API . The ideal candidate should be capable of designing, evaluating, and optimizing AI systems that generate high-quality, context-aware responses. Key Responsibilities: Develop and deploy NLP solutions using libraries such as NLTK , SpaCy , and TextBlob . Engineer prompts for LLMs using zero-shot , few-shot , chain-of-thought , and meta-prompting techniques. Design and refine targeted prompts to drive intelligent...

Role - Data Engineer Location - London (Hybrid) Pay - £600 outside IR35 Join a leading organisation as they build a next-generation big data infrastructure powered by cloud technologies. This initiative enables AI/ML-driven automation to enhance trading operations and optimise physical assets. As a Data Engineer, you will play a key role in developing and maintaining scalable data pipelines, supporting advanced analytics, and working alongside data scientists and business teams to drive critical insights. Key Responsibilities Develop, construct, test, and maintain robust ETL/ELT data pipelines. Support users in navigating the big data platform, ensuring seamless data ingestion and troubleshooting issues. Solve complex data integration challenges, sourcing data from structured and unstructured sources. Clean, preprocess, and deliver high-quality data for AI/ML models and predictive analytics. Perform data quality testing and...

Contract Data Engineer – £550/day (Outside IR35) – Hybrid (London) – 6-Month Initial Term Our client is seeking an experienced Data Engineer to join our team on a contract basis to support the development and optimisation of our data infrastructure within the energy trading sector. This role is ideally suited to someone with a strong background in cloud-based data engineering, particularly with Databricks and AWS , who is looking to contribute to a high-impact project from day one. Key Details: Day Rate : £550/day IR35 Status : Outside IR35 Contract Length : 6-month initial term (potential for extension) Location : Hybrid working, with attendance required at the London office on a regular basis. Key Responsibilities: Design, build, and maintain scalable data pipelines using Databricks and AWS services Work closely with data analysts, data scientists, and business stakeholders to understand data needs and deliver reliable solutions Contribute to...

Senior Machine Learning Engineer | £600pd Outside IR35 | Remote | 6-months A client of mine is on the lookout for a Senior Machine Learning Engineer to join the team on a contract basis. Really excited to be working with a genuinely brilliant company, see details below. What You'll Do: Design, build, and deploy machine learning models for real-world applications Collaborate with data scientists, engineers, and product teams to integrate models into scalable systems Conduct data analysis and feature engineering to enhance model performance Continuously monitor, evaluate, and iterate on model accuracy and efficiency Stay current with the latest research and apply state-of-the-art techniques as appropriate What We're Looking For: Solid experience in Python and machine learning libraries such as TensorFlow, PyTorch, or Scikit-learn Strong understanding of ML algorithms, data structures, and software engineering principles Experience deploying models to production...

Senior Machine Learning Engineer | £600pd Outside IR35 | Remote | 6-months A client of mine is on the lookout for a Senior Machine Learning Engineer to join the team on a contract basis. Really excited to be working with a genuinely brilliant company, see details below. What You 'll Do: Design, build, and deploy machine learning models for real-world applications Collaborate with data scientists, engineers, and product teams to integrate models into scalable systems Conduct data analysis and feature engineering to enhance model performance Continuously monitor, evaluate, and iterate on model accuracy and efficiency Stay current with the latest research and apply state-of-the-art techniques as appropriate What We 're Looking For: Solid experience in Python and machine learning libraries such as TensorFlow, PyTorch, or Scikit-learn Strong understanding of ML algorithms, data structures, and software engineering principles...

Job Details : Role : Senior DevOps Engineer Contract Length : 6-Month Day rate: £525 per day (Outside IR35) Hybrid Working Model : 2 days per week in the London office Job Overview You are a DevOps specialist skilled in the cultural and technical principles & practices of the DevOps movement with experience of implementing DevOps approach and associated tools within an organisation. You have a desire to continually improve your own skills and the ability to transfer those skills to others. You look for efficiencies, optimizations, and ways to improve through automation. Comfortable communicating with a range of stakeholders, including subject matter experts, data scientists, software engineers and enterprise Devops and security professionals. Confident software developer and can write (or are happy to learn) Python and Go. You have a firm grasp of traditional data warehousing, can write SQL, and can optimise the use of a large relational database,...

Job Title: Senior Analytics Consultant Location: United Kingdom (Hybrid) Day Rate: 600 p/d (Outside IR35) About the company: I'm working with a digital consultancy at the forefront of data-driven transformation within the sports industry. They partner with some of the world's most recognised football organisations to deliver strategic, technology-enabled solutions that enhance engagement and performance. Key clients include Arsenal FC, Brighton & Hove Albion FC, and leading football councils, and they are proud to support journeys with tailored analytics, CRM integration, and digital strategy. Role Overview: My client is seeking an experienced and dynamic Analytics Consultant to join a growing team. In this high-impact role, you will lead complex data science initiatives and guide strategic decision-making across a portfolio of client projects. You will play a key part in developing advanced recommendation systems, improving CRM workflows, and enabling actionable...

Lead Insight Analyst – Contract Sports & Entertainment Client London - Hybrid £500-£600 per day - outside IR35 We’re working with a leading data-driven agency operating at the intersection of sport, media, and fan engagement. Known for partnering with major names in the industry – from top-tier football clubs to global sporting bodies – they’re on the lookout for a seasoned Lead Insight Analyst to take the reins across multiple high-profile projects. This is a strategic and hands-on role ideal for someone who thrives in varied, fast-paced environments. You'll be embedded across three flagship accounts, helping clients better understand and activate their data through robust insight, infrastructure, and stakeholder engagement. Key Projects: Global Football Organisation: Lead the digital engagement reporting strategy across international tournaments Ensure clean data flow from pipelines to dashboards, mainly in Power BI Premier League Club:...

Job Title : Machine Learning Operations Lead- Investment Banking Location: Remote (London City- UK based) Very flexible working arrangements Salary: £120-£150k base, 20% bonus, 13% pension + benefits Industry : Investment Banking/Finance Technology We are partnering with a prestigious investment bank to find a highly skilled and Hands-on Machine Learning Operations (MLOps) Lead. This role will be pivotal in building out a greenfield framework for the deployment and management of scalable AI/ML solutions, specifically for the front and Middle Office user base. The role is to define and set up a greenfield standardized MLOps framework for capital markets and set up all the tools and best practices to educate data scientists and equip them with the right tools and expertise. You MUST be hands on. A strong understanding of Devops, Machine learning and Data engineering is required to enable to right candidate to implement the MLOps processes. This team...

Job Title : Machine Learning Operations Lead- Investment Banking Location: Remote (London City- UK based) Very flexible working arrangements Salary: £120-£150k base, 20% bonus, 13% pension + benefits Industry : Investment Banking/Finance Technology We are partnering with a prestigious investment bank to find a highly skilled and Hands-on Machine Learning Operations (MLOps) Lead. This role will be pivotal in building out a greenfield framework for the deployment and management of scalable AI/ML solutions, specifically for the front and Middle Office user base. The role is to define and set up a greenfield standardized MLOps framework for capital markets and set up all the tools and best practices to educate data scientists and equip them with the right tools and expertise. You MUST be hands on. A strong understanding of Devops, Machine learning and Data engineering is required to enable to right candidate to implement the MLOps processes. This team...

We are partnering with a prestigious investment bank to find a highly skilled and Hands-on Machine Learning Operations (MLOps) Lead. This role will be pivotal in building out a greenfield framework for the deployment and management of scalable AI/ML solutions, specifically for the front and Middle Office user base. The role is to define and set up a greenfield standardized MLOps framework for capital markets and set up all the tools and best practices to educate data scientists and equip them with the right tools and expertise. You MUST be hands on. A strong understanding of Devops, Machine learning and Data engineering is required to enable to right candidate to implement the MLOps processes. This team are a specialist team and this role in particular is a key position. Once the framework is established , you will become the gatekeeper to lots of other divisions within the bank, who will leverage your knowledge and expertise. As such, you will gain exposure...

IT Security AI Engineering - Outside IR35 - Hybrid The IT Security Consultant for IT Security advice and assurance to AI engineering team Understanding of DevSecOps principles, Python and Azure tooling required Skills + Experience Proven experience securing workloads on Microsoft Azure, including services like Azure App Services, Azure Functions, Azure Key Vault, Azure DevOps, and Azure AI. Ability to implement and audit Azure Identity & Access Management (IAM), network security, and resource policies. Experience with Azure security tools such as Microsoft Defender for Cloud, Sentinel, or Security Center. Secure coding practices, threat modelling, and vulnerability management. Proficient in Python, especially for writing security automation scripts, integrating with APIs, analysis of chatbot behaviour/logs. Familiarity with securing model pipelines, managing sensitive training data, and evaluating third-party model risks. Comfortable working closely...