Average Data Engineer salary in London

Robert Half Technology are assisting a global Pharmaceutical organisation to recruit a Data Engineer on a contract basis - Hybrid Working - London based - Outside IR35 Deep expertise in Snowflake and DBT to join a mission-driven analytics team. This role is critical to assessing and improving an established Snowflake environment, driving cost optimisation, enhancing operational rigour, and supporting the team's move toward predictive analytics and ML Ops workflows. Role The Data Engineer will own and assess the Snowflake platform, proposing and executing optimisation around performance, cost, scalability, and architecture improvements.Lead DBT development and maintenance, with emphasis on test frameworks, transformation efficiency, and eliminating redundant or resource-heavy flows (e.g., excessive temp table usage).Design, implement, and maintain CI/CD pipelines to automate reliable deployment of data transformations.Provide deep insight into Snowflake infrastructure, including cost and pricing models, performance tuning, and resource governance.Support ML Ops / predictive analytics operationalisation - managing updates, performance monitoring, and change rollout rather than building models from scratch.Be a technical mentor and knowledge resource within the team - promoting best practices and embedding continuous improvement.Communicate effectively with both technical engineers and non-technical stakeholders to drive alignment and adoption of data initiatives. Profile The Data Engineer will have substantial experience as a Data Engineer, especially working with Snowflake in production environments.Advanced experience with DBT, including testing, modular modelling, and optimisation.Track record in building or maintaining CI/CD pipelines for data workflows.Strong familiarity with Snowflake infrastructure, performance tuning, and cost modelling.Excellent communication skills and ability to mentor or teach other engineers. Desirable / Nice to Have Exposure to ML Ops (particularly around operationalising models).Familiarity with data science environments and predictive analytic workflows. Company Global Pharmaceuticals organisationHybrid working - 1 day per week onsite Outside IR35 Salary & Benefits The salary range/rates of pay is dependent upon your experience, qualifications or training. Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: gb/en/privacy-notice.

Data Engineer | Up to £30,000 | Hybrid - 3 days/week in Chiswick | Start ASAP We're working with a major transport operator that's undergoing an exciting digital transformation - modernising its systems, optimising operations, and using data to drive smarter decision-making. As part of this, they're building a new Digital Solutions function and looking for a Data Engineer to help design, build, and manage a cloud-based data ecosystem. ?? Salary: Up to £30,000 (depending on experience)?? Location: Chiswick - 3 days a week on-site?? Start Date: ASAP NO SPONSORSHIP AVAILABLE The Role As a Data Engineer, you'll play a key role in developing and maintaining data pipelines, automating workflows, and supporting analytics across the organisation. You'll collaborate closely with IT and digital teams to ensure seamless integration between systems and empower data-driven insight through platforms like Snowflake, Azure Data Factory, and Power BI. Key Responsibilities Build and maintain ETL/ELT pipelines using Azure Data Factory and Matillion ETLManage data ingestion, transformation, and storage in SnowflakeDevelop API integrations to connect multiple business systemsSupport self-service analytics through Power BI and QlikSenseImplement best practices for data modelling, governance, and optimisation What You'll Bring Experience with ETL/ELT development and SQL/Python scriptingHands-on knowledge of Snowflake and cloud data platforms (Azure, AWS, or GCP)Understanding of data modelling, automation, and BI toolsA collaborative, problem-solving mindset and ability to work in a fast-paced environment Why Apply? You'll be joining a newly formed digital team at the forefront of a major transformation - working with modern cloud technologies and helping shape how data powers operational efficiency. It's a great opportunity to grow your technical skills while making a real impact on large-scale, data-driven projects. McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds.

Robert Half Technology are assisting a market leading financial services organisation to recruit a Data Engineer on a contract basis. Outside IR35. Hybrid working - London based. Role The Data Engineer will design, develop, and maintain data infrastructure to ensure reliability, scalability, and performance.Collaborate with data scientists and analysts to fulfil their data requirements and support their work.Collect and process datasets from various sources, ensuring data quality and integrity.Implement efficient data models and schemas for storage and retrieval.Optimise data processes for improved performance and efficiency.Troubleshoot and resolve data pipeline issues swiftly and effectively.Keep abreast of industry trends and emerging technologies in data engineering, and continuously improve your skills and knowledge. Profile The Data Engineer will have mastery of data management and processing tools, including Power BI, Data Factory, Databricks, SQL Server, and Oracle.Proficient in SQL and experienced in database administration.Familiarity with cloud platforms such as Azure and AWS.Excellent problem-solving and analytical skills, with strong attention to detail.Strong communication and collaboration abilities, with the ability to work effectively in a team environment. Company Market leading financial services organisation with offices in LondonHybrid working Salary & Benefits The salary range/rates of pay is dependent upon your experience, qualifications or training. Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: gb/en/privacy-notice.