61 senior data engineer jobs found in London

Senior Data Engineer – Contract (Outside IR35) 📍 Remote (max 1 day a month in Central London) 💰 Up to £600/day Outside IR35 📅 ASAP start – initial contract 7 months (extension likely) ⏳ Short notice preferred (1 week ideal) We’re looking for an experienced Senior Data Engineer to support a large-scale central government programme. You’ll be joining a delivery team responsible for migrating legacy on-premise and cloud data assets into modern cloud-based analytics and storage platforms, working closely with data analysts, business analysts and platform teams. Key Responsibilities Conduct detailed analysis of existing data assets across legacy on-premise and cloud environments Document current-state data flows, structures, dependencies, and data quality characteristics Produce data catalogues and profiling outputs to inform migration and replatforming design Support mapping of legacy data to new cloud-based data platforms Build and maintain ELT/data pipelines...

Senior Data Engineer - Matillion 3-month contract - high likelihood of extension Middle of January start Outside IR35 £500 - £540pd Remote - once a month in Bristol iO Associates are seeking an experienced Data Engineer to work with one of the best analytics companies in the UK. They have nurtured a fantastic culture, with industry-leading experts in the modern data space and are seeking a Data Engineer. The ideal candidate needs to have extensive commercial experience as a Senior Data Engineer, particularly working with Matillion and Snowflake The role is operating Outside IR35 for an initial 3-month engagement, starting middle of January and paying £500 - £550 per day. As a Senior member of the team, you'll contribute as a thought leader, developing insights and sharing expertise internally and externally while mentoring others and driving innovation across the organisation We're working with a client based in the Southwest of the UK that will require...

Full job description Salary:  £500 - 550 per day Reference:  116908 Senior Data Engineer – Urgent Contract Role   Outside IR35 | £500–£550/day | London (1 day a week onsite ideally) | Initial 6 months | ASAP start   We have an urgent Senior Data Engineer contract opportunity to join a client undergoing a major data platform transformation. The team recently migrated to Databricks on Azure and is driving improvements across data architecture, pipelines, and workflows, with exciting plans for 2026.   You’ll take ownership of building and optimising Databricks-based pipelines, supporting migration from Azure Synapse, and collaborating across a strong engineering team to deliver scalable solutions.   You must be available within the next 2 weeks and ideally willing to go into a London office 1 day per week.   Key Responsibilities...

Senior Data Engineer - Urgent Contract Role Outside IR35 | £500-£550/day | London (1 day a week onsite ideally) | Initial 6 months | ASAP start We have an urgent Senior Data Engineer contract opportunity to join a client undergoing a major data platform transformation. The team recently migrated to Databricks on Azure and is driving improvements across data architecture, pipelines, and workflows, with exciting plans for 2026 . You'll take ownership of building and optimising Databricks-based pipelines, supporting migration from Azure Synapse, and collaborating across a strong engineering team to deliver scalable solutions. You must be available within the next 2 weeks and ideally willing to go into a London office 1 day per week. Key Responsibilities Design and build data pipelines and workflows on Databricks and Azure. Support migration from Synapse to Databricks, enabling Delta capabilities. Optimise data architecture for performance and scalability. Collaborate...

Senior Data Engineer – Urgent Contract Role Outside IR35 | £500–£550/day | London (1 day a week onsite ideally) | Initial 6 months | ASAP start We have an urgent Senior Data Engineer contract opportunity to join a client undergoing a major data platform transformation. The team recently migrated to Databricks on Azure and is driving improvements across data architecture, pipelines, and workflows, with exciting plans for 2026 . You’ll take ownership of building and optimising Databricks-based pipelines, supporting migration from Azure Synapse, and collaborating across a strong engineering team to deliver scalable solutions. You must be available within the next 2 weeks and ideally willing to go into a London office 1 day per week. Key Responsibilities Design and build data pipelines and workflows on Databricks and Azure. Support migration from Synapse to Databricks , enabling Delta capabilities. Optimise data architecture for performance and...

Senior Data Engineer Rate - up to £450/day Outside IR35 Location - 2 days a week onsite in Central London Duration - 6 Months + Likely Extension We are working with a well-established consultancy supporting a high-impact data transformation programme for an end client based in Central London. They are seeking an experienced Senior Data Engineer to join the project on an initial 6-month contract, with strong potential for extension. This role is Outside IR35 and offers £450/day, requiring 2 days onsite per week in Central London. Key Responsibilities - Senior Data Engineer: Design, build and maintain scalable and secure data pipelines on the Azure platform. Develop and deploy data ingestion processes using Azure Data Factory, Databricks (PySpark), and Azure Synapse Analytics. Optimise ETL/ELT processes to improve performance, reliability and efficiency. Integrate multiple data sources including Azure Data Lake (Gen2), SQL-based...

Data Architect - Senior Data Engineer - SC Cleared - Farnborough - Defence Contracts Farnborough- Full time on site SC Cleared or DV cleared £500 - £600 per day OUTSIDE IR35 About the Job Data Architect - Senior Data Engineer - SC Cleared - Farnborough - Defence Contracts - Digital Transformation Programmes We are seeking a highly skilled and motivated Data Architect to join our team. The successful candidate will play a pivotal role in shaping and delivering data strategies across multiple concurrent projects. You will work closely with software engineers, customers, and stakeholders to understand data requirements, design robust architectures, and champion best practices in data engineering, analysis, and security. Key Responsibilities: Data Architecture Design: Develop and maintain data models, data flow diagrams, and integration patterns aligned with defence sector standards. Client Engagement: Collaborate with clients to understand business needs,...

Outside IR35 | £500–£525 per day | Milton Keynes | Hybrid Working | 6‑Month Initial TermWe are currently looking for an experienced Senior Data Engineer to support a major data modernisation programme. You’ll be instrumental in reshaping and enhancing data pipelines as the business moves towards a Databricks Lakehouse setup. The work centres on creating scalable, high‑quality data flows that underpin analytics, reporting, and strategic insight across the organisation.This contract is outside IR35, requires one on‑site day each week, and offers an immediate start with strong extension prospects.What You’ll Be Doing Developing, refining, and maintaining robust ELT/ETL data pipelines Supporting the migration of data assets into a Databricks Lakehouse framework Ensuring data is accurate, reliable, and optimised for analytical consumption Partnering with stakeholders to deliver well‑engineered, business‑aligned solutions Monitoring production systems and resolving performance or...

Outside IR35 | £500-£525 per day | Milton Keynes | Hybrid Working | 6 Month Initial Term We are currently looking for an experienced Senior Data Engineer to support a major data modernisation programme. You'll be instrumental in reshaping and enhancing data pipelines as the business moves towards a Databricks Lakehouse setup. The work centres on creating scalable, high quality data flows that underpin analytics, reporting, and strategic insight across the organisation. This contract is outside IR35, requires one on site day each week, and offers an immediate start with strong extension prospects. What You'll Be Doing Developing, refining, and maintaining robust ELT/ETL data pipelines Supporting the migration of data assets into a Databricks Lakehouse framework Ensuring data is accurate, reliable, and optimised for analytical consumption Partnering with stakeholders to deliver well engineered, business aligned solutions Monitoring production systems and resolving...

Outside IR35 | £500 - £525 per day | Milton Keynes | Hybrid Working | 6-Month Initial Term We are currently looking for an experienced Senior Data Engineer to support a major data modernisation programme. You'll be instrumental in reshaping and enhancing data pipelines as the business moves towards a Databricks Lakehouse setup. The work centres on creating scalable, high-quality data flows that underpin analytics, reporting, and strategic insight across the organisation. This contract is outside IR35, requires one on-site day each week, and offers an immediate start with strong extension prospects. What You'll Be Doing Developing, refining, and maintaining robust ELT/ETL data pipelines Supporting the migration of data assets into a Databricks Lakehouse framework Ensuring data is accurate, reliable, and optimised for analytical consumption Partnering with stakeholders to deliver well-engineered, business-aligned solutions Monitoring production systems...

Senior Data Engineer Contract Role Outside IR35 | £500-525/day | Milton Keynes or Manchester | Hybrid | Initial 7 Months We have a new Senior Data Engineer contract opportunity with a global leading client with offices in both Manchester and Milton Keynes. You'll join a high-impact team focused on rebuilding and optimising data pipelines into a Databricks Lakehouse environment, enabling clean, scalable, and high-quality data delivery for analytics and reporting. This is outside IR35, requires 1 day per week on-site, and offers an initial 7-month contract with an immediate start and strong potential for extension on a greenfield project. Key Responsibilities Design, build, and optimise data pipelines using ELT/ETL best practices. Migrate and transform data into a Databricks Lakehouse architecture. Ensure data quality, reliability, and scalability for analytics and reporting. Collaborate with stakeholders to deliver robust solutions aligned with business needs....

Senior Data Engineer - Databricks / Data Platforms Robert half is supporting a global risk consulting firm for multiple enterprise clients due to a sustained increase in delivery demand and fully utilised permanent teams. We are seeking an experienced Senior Data Engineer to join as an associate , delivering hands-on data engineering solutions across client environments. This role is delivery-focused, working closely with internal analysts, engineers, and business stakeholders to build robust, production-grade data pipelines. Assignment Details Initial Duration: 3 months (extensions likely) Location: London (1-2 days per week on site) Day Rate: £450-£500 per day via LTD Company (Outside IR35) Start Date: ASAP/January 2026 Key Skills and Experience Required Senior, experienced Data Engineer with strong stakeholder and light project management capability Comfortable working independently and proactively engaging different parts of the business...

Full job description Senior Data Engineer - Databricks / Data Platforms Robert half is supporting a global risk consulting firm for multiple enterprise clients due to a sustained increase in delivery demand and fully utilised permanent teams. We are seeking an experienced  Senior Data Engineer  to join as an  associate , delivering hands-on data engineering solutions across client environments. This role is delivery-focused, working closely with internal analysts, engineers, and business stakeholders to build robust, production-grade data pipelines.   Assignment Details Initial Duration:  3 months (extensions likely) Location:  London (1-2 days per week on site) Day Rate:   £450-£500 per day via LTD Company (Outside IR35) Start Date:  ASAP/January 2026   Key Skills and Experience Required Senior, experienced Data Engineer with strong stakeholder and light project...

Senior Data Engineer - Databricks / Data Platforms Robert half is supporting a global risk consulting firm for multiple enterprise clients due to a sustained increase in delivery demand and fully utilised permanent teams. We are seeking an experienced Senior Data Engineer to join as an associate , delivering hands-on data engineering solutions across client environments. This role is delivery-focused, working closely with internal analysts, engineers, and business stakeholders to build robust, production-grade data pipelines. Assignment Details Initial Duration: 3 months (extensions likely) Location: London (1-2 days per week on site) Day Rate: £450- £500 per day via LTD Company (Outside IR35) Start Date: ASAP/January 2026 Key Skills and Experience Required Senior, experienced Data Engineer with strong stakeholder and light project management capability Comfortable working independently and proactively engaging...

Senior Data Engineer - Databricks/Data Platforms Robert half is supporting a global risk consulting firm for multiple enterprise clients due to a sustained increase in delivery demand and fully utilised permanent teams. We are seeking an experienced Senior Data Engineer to join as an associate , delivering hands-on data engineering solutions across client environments. This role is delivery-focused, working closely with internal analysts, engineers, and business stakeholders to build robust, production-grade data pipelines. Assignment Details Initial Duration: 3 months (extensions likely) Location: London (1-2 days per week on site) Day Rate: £450-£500 per day via LTD Company (Outside IR35) Start Date: ASAP/January 2026 Key Skills and Experience Required Senior, experienced Data Engineer with strong stakeholder and light project management capability Comfortable working independently and proactively engaging different parts of the business to source...

Databricks Data Engineer £500 - £600 per day Outside IR35 We 're partnering with a leading online retail company that 's transforming the way data and real-time intelligence shape customer experiences. Their mission is to harness cutting-edge data and streaming technologies to drive smarter decisions, improve efficiency, and create personalised journeys for millions of shoppers worldwide. The Role As a Senior Data Engineer, you 'll play a key role in developing and optimising the backbone of the company 's data platform. You 'll be responsible for building and maintaining large-scale, real-time data pipelines that power analytics, machine learning, and operational systems across the business. You 'll collaborate with software engineers, data scientists, and analytics teams to ensure the platform delivers reliable, high-quality, and compliant data at scale. This is a hands-on engineering role that blends software craftsmanship with data...

🚀 Senior Java Engineer (Kafka, Spring Boot, Microservices) We’re hiring a Senior Java Engineer to build secure, real-time systems using Java, Spring Boot, and Apache Kafka. You’ll design scalable event-driven microservices, collaborate across the stack, and shape a platform used in mission-critical environments. If you’re a hands-on backend engineer passionate about distributed systems, resilience, security and clean architecture — this is your next challenge. 🌍 Location & Flexibility Work remotely from anywhere in the UK, with the option to use a London office when you prefer in-person time. Team meetups are planned in advance, flexibility is the default. 💡 Required Experience 10+ years’ experience as a Java Backend Engineer / Senior Java Developer Proven track record building and scaling Kafka-based architectures in production Deep expertise with Spring Boot (Security, Web, and Data modules) Experience designing and maintaining event-driven...

Platform Engineer | Trading Firm Central London | 3 days on site Outside IR35 | Up to £650 per day A trading firm in central London has rolled out a business wide data platform and now needs a senior Platform Engineer to take full control of the platform layer. Kubernetes is the heart of this environment and they need someone who can run it with confidence, precision and zero drama. What they need you to bring Serious Kubernetes depth covering cluster design, workload orchestration, autoscaling strategies, multi cluster operations, network policy, resource tuning and deep debugging across pods, nodes and the control plane Deep Linux fluency with the ability to harden, tune and own production environments from top to bottom Strong SQL engineering skills covering schema design, performance tuning and high throughput optimisation Solid C# background with clean, maintainable service patterns Ability to design, build and refine CI/CD...

As part of our Software Engineering team, you'll join a well-established and highly regarded organisation, working on solutions that serve millions of customers and thousands of colleagues. Guided by strong ethical values and supported by technology leaders who genuinely understand engineering and engineers, this is an exciting time as we continue our journey to becoming a digital-first, engineering-led organisation. The quality of our engineering team is a key differentiator and central to our success. We are seeking a passionate Software Engineering Manager who brings strong technical expertise, delivers with care, and operates with excellence. Creative, curious, and confident, you will be an integral member of empowered, self-managing, multidisciplinary teams—designing, building, releasing, and maintaining high-quality products. You will play a pivotal role in shaping a best-in-class engineering team, environment, and culture. This is an initial six month contract...

As part of our Software Engineering team, you’ll join a well-established and highly regarded organisation, working on solutions that serve millions of customers and thousands of colleagues. Guided by strong ethical values and supported by technology leaders who genuinely understand engineering and engineers, this is an exciting time as we continue our journey to becoming a digital-first, engineering-led organisation. The quality of our engineering team is a key differentiator and central to our success. We are seeking a passionate Software Engineering Manager who brings strong technical expertise, delivers with care, and operates with excellence. Creative, curious, and confident, you will be an integral member of empowered, self-managing, multidisciplinary teams—designing, building, releasing, and maintaining high-quality products. You will play a pivotal role in shaping a best-in-class engineering team, environment, and culture. This is an initial six month contract and will...