676 to 700 of 813 Data Science Jobs in London

organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are looking for a skilled Spark/Scala Developer to join our data engineering team. The ideal candidate will have hands-on experience in designing, developing, and maintaining large-scale data processing pipelines using Apache Spark and Scala. You will work … closely with data scientists, analysts, and engineers to build efficient data solutions and enable data-driven decision-making. Key Responsibilities: Develop, optimize, and maintain data pipelines and ETL processes using Apache Spark and Scala. Design scalable and robust data processing solutions for batch and real-time data. Collaborate with cross-functional teams to gather requirements … and translate them into technical specifications. Perform data ingestion, transformation, and cleansing from various structured and unstructured sources. Monitor and troubleshoot Spark jobs, ensuring high performance and reliability. Write clean, maintainable, and well-documented code. Participate in code reviews, design discussions, and agile ceremonies. Implement data quality and governance best practices. Stay updated with emerging technologies and propose More ❯

organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are looking for a skilled Spark/Scala Developer to join our data engineering team. The ideal candidate will have hands-on experience in designing, developing, and maintaining large-scale data processing pipelines using Apache Spark and Scala. You will work … closely with data scientists, analysts, and engineers to build efficient data solutions and enable data-driven decision-making. Key Responsibilities: Develop, optimize, and maintain data pipelines and ETL processes using Apache Spark and Scala. Design scalable and robust data processing solutions for batch and real-time data. Collaborate with cross-functional teams to gather requirements … and translate them into technical specifications. Perform data ingestion, transformation, and cleansing from various structured and unstructured sources. Monitor and troubleshoot Spark jobs, ensuring high performance and reliability. Write clean, maintainable, and well-documented code. Participate in code reviews, design discussions, and agile ceremonies. Implement data quality and governance best practices. Stay updated with emerging technologies and propose More ❯

organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are looking for a skilled Spark/Scala Developer to join our data engineering team. The ideal candidate will have hands-on experience in designing, developing, and maintaining large-scale data processing pipelines using Apache Spark and Scala. You will work … closely with data scientists, analysts, and engineers to build efficient data solutions and enable data-driven decision-making. Key Responsibilities: Develop, optimize, and maintain data pipelines and ETL processes using Apache Spark and Scala. Design scalable and robust data processing solutions for batch and real-time data. Collaborate with cross-functional teams to gather requirements … and translate them into technical specifications. Perform data ingestion, transformation, and cleansing from various structured and unstructured sources. Monitor and troubleshoot Spark jobs, ensuring high performance and reliability. Write clean, maintainable, and well-documented code. Participate in code reviews, design discussions, and agile ceremonies. Implement data quality and governance best practices. Stay updated with emerging technologies and propose More ❯

Join Expleo's dynamic Business Analyst team and be the bridge between business and technology. We're looking for a highly skilled Business Data Analyst with expertise in Healthcare, Data, AI, and Financial Services. You'll play a key role in analysing complex business processes, identifying opportunities for improvement, and delivering data-driven solutions that make a … to identify gaps and opportunities. Collaborate with cross-functional stakeholders to gather and define business and technical requirements. Develop and maintain detailed documentation including business requirements, process flows, and data models. Translate business needs into technical solutions by working closely with data scientists, architects, engineers, and domain specialists. Conduct data analysis to support strategic planning and decision … making. Ensure compliance with healthcare regulations, data privacy standards, and insurance industry frameworks. Implement and manage data governance frameworks and processes. More ❯

a set of strong values, based on safety, insight, and collaboration. The Opportunity We have a fantastic opportunity for a Senior Consultant - Full Stack Developer to join our Digital, Data and Technology Team within our Consulting Business Unit. Amey Consulting is a leading consultancy that drives innovation through data and technology, enhancing our clients' business operations and processes. … drive insights, improve decision-making, and define a digital strategy that supports our client's vision, transforming and enabling them to become leaders in a rapidly changing technology and data landscape. As a Senior Consultant, you will be aspiring leader within our DDaT team and will work alongside an experienced pool of other software developers, solution architects, product owners … project managers, business analysts, data scientists and AI experts, among others. You will be responsible for: Developing prototypes to evaluate proof of concept and value, with the freedom to test out new technologies to identify novel solutions in various problem domains Developing production-ready software solutions Helping to define and drive the use of solution design patterns Collaborating with More ❯

Job Title: Machine Learning Engineer (Data/ML) Location: London/Hybrid - Once a week (Thursday) in London Duration: 6 Months Day Rate: £500 per day overall assignment rate to umbrella. This is a greenfield based project with crossover from another tech team conducting a similar model. You will collaborate with the Data Scientist, Data Architect, and … cross-functional Tech Teams , supporting the build phase while contributing hands-on technical expertise. Key Responsibilities: Work with the Senior Engineer/Tech Lead to implement and optimise data pipelines and ML models. Develop high-quality, maintainable code in Python and PySpark. Use SQL and Jupyter to analyse, transform and validate data for ML use cases. Operate in … and technical teams to deliver solutions that support business growth. Skills & Experience Required: Strong hands-on experience in Python, PySpark, SQL, Jupyter . Experience in Machine Learning engineering or data-focused development. Exposure to working in cloud platforms (AWS/Azure) . Ability to collaborate effectively with senior engineers, data scientists, and architects. Proactive, detail-oriented, and eager More ❯

experience, business transformation services underpinned by digital enablement to unlock their human potential. Change is faster, bigger and more complex than ever before. We believe Change is human centred, science-based, experience led and value driven. We are growing our practice with ambitions to further scale and are looking for enthusiastic professionals to expand our platform enabled transformational change … define Change Management solutions. Manage key elements of the lifecycle including Business Transformation vision, Leadership Engagement and Advocacy, Change Planning, Culture and Behaviour change, Communications and Storytelling, Behavioural and Data science and Change Measurement along with the supporting operating model and technology enablers. Support the growth of the Change consulting practice through innovation, capability growth, thought leadership, and More ❯

skilled Machine Learning Engineer to join our team on a contract basis. You will be responsible for designing, building, and deploying machine learning models into production, working closely with data scientists, software engineers, and product teams to deliver scalable AI solutions. This is an excellent opportunity for someone who thrives in fast-paced environments and enjoys solving complex problems … with real-world impact. Key Responsibilities Develop, train, and optimize machine learning models for production use. Collaborate with data scientists to turn research prototypes into production-grade solutions. Build robust data pipelines and feature engineering workflows. Deploy ML solutions into cloud environments (AWS, GCP, or Azure). Implement monitoring, testing, and model performance evaluation frameworks. Work with engineering … Strong programming skills in Python (and frameworks such as PyTorch, TensorFlow, or Scikit-learn). Proven experience in developing and deploying machine learning models in production. Solid understanding of data structures, algorithms, and software engineering principles. Experience with ML pipelines and orchestration tools (e.g., Airflow, Kubeflow, MLflow). Proficiency in working with cloud services (AWS, GCP, or Azure). More ❯

skilled Machine Learning Engineer to join our team on a contract basis. You will be responsible for designing, building, and deploying machine learning models into production, working closely with data scientists, software engineers, and product teams to deliver scalable AI solutions. This is an excellent opportunity for someone who thrives in fast-paced environments and enjoys solving complex problems … with real-world impact. Key Responsibilities Develop, train, and optimize machine learning models for production use. Collaborate with data scientists to turn research prototypes into production-grade solutions. Build robust data pipelines and feature engineering workflows. Deploy ML solutions into cloud environments (AWS, GCP, or Azure). Implement monitoring, testing, and model performance evaluation frameworks. Work with engineering … Strong programming skills in Python (and frameworks such as PyTorch, TensorFlow, or Scikit-learn). Proven experience in developing and deploying machine learning models in production. Solid understanding of data structures, algorithms, and software engineering principles. Experience with ML pipelines and orchestration tools (e.g., Airflow, Kubeflow, MLflow). Proficiency in working with cloud services (AWS, GCP, or Azure). More ❯

skilled Machine Learning Engineer to join our team on a contract basis. You will be responsible for designing, building, and deploying machine learning models into production, working closely with data scientists, software engineers, and product teams to deliver scalable AI solutions. This is an excellent opportunity for someone who thrives in fast-paced environments and enjoys solving complex problems … with real-world impact. Key Responsibilities Develop, train, and optimize machine learning models for production use. Collaborate with data scientists to turn research prototypes into production-grade solutions. Build robust data pipelines and feature engineering workflows. Deploy ML solutions into cloud environments (AWS, GCP, or Azure). Implement monitoring, testing, and model performance evaluation frameworks. Work with engineering … Strong programming skills in Python (and frameworks such as PyTorch, TensorFlow, or Scikit-learn). Proven experience in developing and deploying machine learning models in production. Solid understanding of data structures, algorithms, and software engineering principles. Experience with ML pipelines and orchestration tools (e.g., Airflow, Kubeflow, MLflow). Proficiency in working with cloud services (AWS, GCP, or Azure). More ❯

skilled Machine Learning Engineer to join our team on a contract basis. You will be responsible for designing, building, and deploying machine learning models into production, working closely with data scientists, software engineers, and product teams to deliver scalable AI solutions. This is an excellent opportunity for someone who thrives in fast-paced environments and enjoys solving complex problems … with real-world impact. Key Responsibilities Develop, train, and optimize machine learning models for production use. Collaborate with data scientists to turn research prototypes into production-grade solutions. Build robust data pipelines and feature engineering workflows. Deploy ML solutions into cloud environments (AWS, GCP, or Azure). Implement monitoring, testing, and model performance evaluation frameworks. Work with engineering … Strong programming skills in Python (and frameworks such as PyTorch, TensorFlow, or Scikit-learn). Proven experience in developing and deploying machine learning models in production. Solid understanding of data structures, algorithms, and software engineering principles. Experience with ML pipelines and orchestration tools (e.g., Airflow, Kubeflow, MLflow). Proficiency in working with cloud services (AWS, GCP, or Azure). More ❯

You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute to technical discussions and see your ideas implemented fast Get exposure to cloud computing (AWS/Azure), CI/CD … love to hear from you. Apply now with your CV. Let’s build something great together. Junior Software Developer, Junior Developer, Mid-Level Developer, Python Developer, C++ Developer, Computer Science Graduate, Full Stack, Software Engineer, Cloud, Machine Learning, JavaScript, Coding, Technology Jobs More ❯

Data Scientist Contract Length: 4-Months Day Rate: £520 Outside IR35 We’re looking for a Data Scientist to join an exciting project focused on multi-touch attribution modelling within a leading consumer-focused organisation. This is a hands-on, independent role suited to someone from an R&D, innovation, or consulting background who enjoys solving complex data … impactful, proof-of-concept solutions - not just perfect models. Key Responsibilities Build and implement multi-touch attribution models to understand marketing impact and customer journeys. Analyse B2C purchase path data to identify key conversion drivers and optimise spend allocation. Create proof-of-concept models using imperfect datasets, prioritising value delivery over perfection. Collaborate with marketing and analytics teams to … Background in R&D, start-up, or consulting environments where innovation and adaptability are key. Experience working with marketing and customer journey data. Solid understanding of statistics, experimentation, and data-driven storytelling. Confident communicator who can work independently and deliver results quickly. More ❯

Data Scientist Contract Length: 4-Months Day Rate: £520 Outside IR35 We’re looking for a Data Scientist to join an exciting project focused on multi-touch attribution modelling within a leading consumer-focused organisation. This is a hands-on, independent role suited to someone from an R&D, innovation, or consulting background who enjoys solving complex data … impactful, proof-of-concept solutions - not just perfect models. Key Responsibilities Build and implement multi-touch attribution models to understand marketing impact and customer journeys. Analyse B2C purchase path data to identify key conversion drivers and optimise spend allocation. Create proof-of-concept models using imperfect datasets, prioritising value delivery over perfection. Collaborate with marketing and analytics teams to … Background in R&D, start-up, or consulting environments where innovation and adaptability are key. Experience working with marketing and customer journey data. Solid understanding of statistics, experimentation, and data-driven storytelling. Confident communicator who can work independently and deliver results quickly. More ❯

Job Title: Data Scientist Location: London Salary/Rate: Up to £620 per day inside IR35 Start Date: 10/11/2025 Job Type: Contract Company Introduction We are looking for a Data Scientist to join our Data and AI Team supporting internal service delivery transformation projects across Tax and Legal. You will be a Python … and Azure expert in designing and building cutting-edge generative AI solutions for complex challenges. You will report to the Technical Lead and collaborate with data scientists, software engineers and market specialists across the team to build and deliver high-impact solutions Job Responsibilities/Objectives Build and deploy Python based AI applications Research and design advanced experiments and … well documented codebases Implement testing pipelines and evaluation frameworks Good documentation practices to ensure seamless operations Exceptional teamwork and communication skills working in a cross functional environment with other data scientists, software engineers and T&L domain experts Required Skills/Experience The ideal candidate will have the following: Be an expert Python programmer proficient in frameworks/libraries More ❯

2x Data Scientist £475 - £500 outside IR35 p/d 6 months initial - likely to extend Once a week into London SR2 are supporting a major cross-government digital initiative focused on transforming how citizens interact with government services through AI. The team is developing an intelligent tool that understands when a user requires human assistance and seamlessly connects … conversational systems, and government service delivery , and aims to reduce the knowledge burden on users by creating a single, intelligent entry point for government support. The Role As a Data Scientist , you’ll play a pivotal role in designing, experimenting, and validating new AI models that enhance the performance and human-routing logic of the platform. You’ll work … Generation (RAG) architectures. Implement and refine LLM-as-a-judge evaluation frameworks for continuous model improvement. Collaborate closely with cross-functional teams to translate business challenges into analytical and data-driven solutions. Produce clear, visually compelling analytical outputs to inform decision-making at senior levels. Develop Python-based analytical pipelines and prototype models in a cloud environment (AWS preferred More ❯

technical strategy for e-commerce, apps, and AI initiatives. Ensure alignment with business goals and scalability. Team Management: Lead, mentor, and grow a diverse team of developers, engineers, and data scientists across multiple disciplines. E-commerce Development: Oversee Magento development and integration with internal systems, third-party APIs, and digital tools. App Development: Manage the architecture, development, and release … Delivery Management: Ensure projects are delivered on time, within budget, and to high-quality standards. Implement agile methodologies and best practices for engineering workflows. Infrastructure & Security: Oversee cloud infrastructure, data security, and compliance across all digital products. Collaboration with Stakeholders: Work closely with marketing, merchandising, operations, and leadership teams to ensure technology meets business needs and drives growth. Required … Skills & Experience: Proven experience in leading full-stack development teams, with ownership of e-commerce platforms, mobile apps, and AI or data-driven projects. Strong expertise in Magento 2, APIs, modern web and mobile frameworks (React, PHP) and cloud infrastructure (GCP) Hands-on experience with AI/ML initiatives, including model deployment, data pipelines, and analytics integration. Demonstrated More ❯

technical strategy for e-commerce, apps, and AI initiatives. Ensure alignment with business goals and scalability. Team Management: Lead, mentor, and grow a diverse team of developers, engineers, and data scientists across multiple disciplines. E-commerce Development: Oversee Magento development and integration with internal systems, third-party APIs, and digital tools. App Development: Manage the architecture, development, and release … Delivery Management: Ensure projects are delivered on time, within budget, and to high-quality standards. Implement agile methodologies and best practices for engineering workflows. Infrastructure & Security: Oversee cloud infrastructure, data security, and compliance across all digital products. Collaboration with Stakeholders: Work closely with marketing, merchandising, operations, and leadership teams to ensure technology meets business needs and drives growth. Required … Skills & Experience: Proven experience in leading full-stack development teams, with ownership of e-commerce platforms, mobile apps, and AI or data-driven projects. Strong expertise in Magento 2, APIs, modern web and mobile frameworks (React, PHP) and cloud infrastructure (GCP) Hands-on experience with AI/ML initiatives, including model deployment, data pipelines, and analytics integration. Demonstrated More ❯

technical strategy for e-commerce, apps, and AI initiatives. Ensure alignment with business goals and scalability. Team Management: Lead, mentor, and grow a diverse team of developers, engineers, and data scientists across multiple disciplines. E-commerce Development: Oversee Magento development and integration with internal systems, third-party APIs, and digital tools. App Development: Manage the architecture, development, and release … Delivery Management: Ensure projects are delivered on time, within budget, and to high-quality standards. Implement agile methodologies and best practices for engineering workflows. Infrastructure & Security: Oversee cloud infrastructure, data security, and compliance across all digital products. Collaboration with Stakeholders: Work closely with marketing, merchandising, operations, and leadership teams to ensure technology meets business needs and drives growth. Required … Skills & Experience: Proven experience in leading full-stack development teams, with ownership of e-commerce platforms, mobile apps, and AI or data-driven projects. Strong expertise in Magento 2, APIs, modern web and mobile frameworks (React, PHP) and cloud infrastructure (GCP) Hands-on experience with AI/ML initiatives, including model deployment, data pipelines, and analytics integration. Demonstrated More ❯

technical strategy for e-commerce, apps, and AI initiatives. Ensure alignment with business goals and scalability. Team Management: Lead, mentor, and grow a diverse team of developers, engineers, and data scientists across multiple disciplines. E-commerce Development: Oversee Magento development and integration with internal systems, third-party APIs, and digital tools. App Development: Manage the architecture, development, and release … Delivery Management: Ensure projects are delivered on time, within budget, and to high-quality standards. Implement agile methodologies and best practices for engineering workflows. Infrastructure & Security: Oversee cloud infrastructure, data security, and compliance across all digital products. Collaboration with Stakeholders: Work closely with marketing, merchandising, operations, and leadership teams to ensure technology meets business needs and drives growth. Required … Skills & Experience: Proven experience in leading full-stack development teams, with ownership of e-commerce platforms, mobile apps, and AI or data-driven projects. Strong expertise in Magento 2, APIs, modern web and mobile frameworks (React, PHP) and cloud infrastructure (GCP) Hands-on experience with AI/ML initiatives, including model deployment, data pipelines, and analytics integration. Demonstrated More ❯

You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute to technical discussions and see your ideas implemented fast Get exposure to cloud computing (AWS/Azure), CI/CD … pipelines, and AI tools What We’re Looking For A recent STEM graduate (Computer Science, Engineering, Physics, Maths, etc.) Strong coding ability in at least one of: Python, C++, Java, or JavaScript Curiosity and problem-solving mindset — you love figuring things out Comfortable learning new technologies quickly Bonus: experience with Git, SQL, or personal projects you can show off … love to hear from you. Apply now with your CV. Let’s build something great together. Graduate Software Developer, Junior Developer, Entry-Level Developer, Python Developer, C++ Developer, Computer Science Graduate, Full Stack, Software Engineer, Cloud, Machine Learning, JavaScript, Coding Graduate, Graduate Technology Jobs More ❯

Senior Data Scientist (Optimisation) Hybrid (2/3 office split) | London £80k–£90k + Share options + Additional benefits The business This is a fast-growing AI technology company of around 15 people, building cutting-edge predictive and optimisation solutions for real-world operational challenges. The data team you'll be joining is at the centre of their … platform which powers smarter workforce planning, scheduling and supply chain decisions for the clients they support. The role They're looking for a Senior Data Scientist with a passion for optimisation and operations research to help take the platform to the next level. There is a strong focus on mathematical modelling and utilising ML and AI technologies to help … models and optimisers (beyond standard ML approaches) Evolve the existing optimiser into a scalable, production-ready system Write production-quality Python code and collaborate closely with engineers and other data scientists What they're looking for Strong Python skills (critical) Hands-on experience with optimisation/operations research/mathematical modelling Background in supply chain or workforce planning (desirable More ❯

a forward-thinking tech team that's reimagining how AI can transform client delivery, knowledge management, and operational excellence across a global firm. Why this role? Work directly with data scientists and AI engineers on enterprise-scale AI and machine learning products. Build production-ready applications that leverage Generative AI and Large Language Models (LLMs) . Hybrid flexibility … inclusion, and career development. What you'll be doing: Designing, developing, and maintaining front-end and back-end components of complex web applications. Collaborating with product owners, designers, and data teams to deliver user-friendly, high-performance tools. Implementing cloud-based solutions and managing DevOps processes for seamless deployment. Working in an agile team , contributing to sprints, backlog refinement … automated testing. Passion for emerging tech and willingness to learn Generative AI and LLM technologies (e.g. OpenAI) Nice-to-haves: Experience working in or with legal tech, consulting, or data-driven environments. Familiarity with UX design principles and the ability to prototype interfaces. Experience managing deployments or infrastructure automation. Package & Benefits: Salary up to £100,000 + 5% annual More ❯

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content … speech, audio signal processing, ASR, NLP and machine learning. Build and construct cloud-based ML pipelines and APIs that process real-time audio streams at scale. Work closely with data scientists, audio engineers, product managers, and external partners to deliver robust and accurate voice experiences. Develop and document technical specifications, ensuring solutions meet latency, performance, and reliability requirements. Monitor … syndication partners. This includes researching and delivering key and novel features - from accurate voice detection and verification, to personalised and context-aware interaction models. You'll collaborate closely with data scientists, engineers, product managers, and partners to ensure we deliver a truly frictionless, high-quality voice experience. The rewards There's one thing people can't stop talking about More ❯

We believe in better. And we make it happen. Better content. Better products. And better careers. Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise and innovate. We turn big ideas into the products, content … speech, audio signal processing, ASR, NLP and machine learning. Build and construct cloud-based ML pipelines and APIs that process real-time audio streams at scale. Work closely with data scientists, audio engineers, product managers, and external partners to deliver robust and accurate voice experiences. Develop and document technical specifications, ensuring solutions meet latency, performance, and reliability requirements. Monitor … syndication partners. This includes researching and delivering key and novel features - from accurate voice detection and verification, to personalised and context-aware interaction models. You'll collaborate closely with data scientists, engineers, product managers, and partners to ensure we deliver a truly frictionless, high-quality voice experience. The rewards There's one thing people can't stop talking about More ❯