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27 data migration engineer jobs found

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data migration engineer £400 - £500
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Greater London  (9) Remote  (9) Bath and North East Somerset  (2) Edinburgh  (2) England  (1) Scotland  (1)
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Outside Spy
Apr 16, 2026
Duration not stated
Data Migration Engineer/Analyst at Tenth Revolution Group, City of London, £400-£450 per day
£400 - £450 per day
Outside Spy City of London, UK
Data Migration Analyst/Engineer Contract | 5 Months | £400-£450/day | Outside IR35 | Fully Remote (Occasional London Meetings) We are looking for an experienced Data Migration Analyst/Engineer to support the rebuild of a data warehouse for a wealth management firm undergoing a complex system and data migration programme. Working alongside the Lead Data Engineer and in parallel with a separate application migration team, this role is focused on ensuring the newly built data warehouse faithfully reproduces existing business outputs through robust source-to-target mapping, migration validation, and transformation analysis. This is primarily a lift-and-shift migration , not a greenfield redesign, and requires someone who can operate independently, identify gaps, and translate complex Legacy logic into a modern data warehouse environment. Key Responsibilities Take ownership of data migration and source-to-target mapping activities supporting the rebuilt data warehouse....
Outside Spy
Apr 16, 2026
Duration not stated
Data Migration Engineer - Outside IR35 - Remote at Tenth Revolution Group, City of London, £450-£500 per day
£450 - £500 per day
Outside Spy Remote (City of London, UK)
Data Migration Engineer - Outside IR35 - Remote Overview We are seeking an experienced Data Migration Analyst/Engineer to support a major data warehouse rebuild for a wealth management firm undergoing a large-scale system and data migration programme. Working closely with the Lead Data Engineer, this role will play a critical part in ensuring the new data warehouse accurately replicates existing outputs, while identifying and resolving any data gaps introduced during migration. This is a hands-on role requiring strong analytical capability, deep SQL expertise, and experience working in complex, regulated data environments. Key Responsibilities Perform source-to-target mapping , documenting field-level lineage across systems and transformation layers Analyse and interpret complex Legacy SQL stored procedures (including multi-CTE logic, temp tables, and parameterised pipelines) Support data migration validation , ensuring accuracy and completeness of migrated datasets...
Outside Spy
Apr 15, 2026
Duration not stated
Data Migration Engineer - Active SC, HealthShare at Hays Technology, London, £450 to £500 per Day
£450 - £500 per day
Outside Spy London, UK
Data Migration Engineer - Active SC, HealthShare Up to £500 (Outside IR35) Primarily remote/London 6 months We're seeking a hands‑on Data Migration Engineer to support delivery of a new healthcare platform. The role focuses on designing and delivering secure, high‑volume clinical data migrations into InterSystems HealthShare and IRIS. Key Requirements: Proven experience as a Data Migration Engineer, with Active SC (Security Clearance) Strong background in designing, developing, and delivering ETL pipelines for clinically coded healthcare data. Hands on experience working with InterSystems HealthShare and HealthConnect, including EMPI, HPD, the Integration Engine, and IRIS. Solid experience producing and maintaining data mappings and transformation logic aligned with target data models and business rules. Practical experience handling clinical terminology mappings, including SNOMED and local code sets. Experience building and managing staging‑layer pipelines...
Outside Spy
Apr 15, 2026
6 Months or more
Data Migration Engineer - Active SC, HealthShare at Hays Specialist Recruitment, London, 6 Months, £450.0-£500.0 per day
£450 - £500 per day
Outside Spy London, UK
Data Migration Engineer - Active SC, HealthShare Up to £500 (Outside IR35) Primarily remote/London 6 months We're seeking a hands-on Data Migration Engineer to support delivery of a new healthcare platform. The role focuses on designing and delivering secure, high-volume clinical data migrations into InterSystems HealthShare and IRIS. Key Requirements: Proven experience as a Data Migration Engineer, with Active SC (Security Clearance) Strong background in designing, developing, and delivering ETL pipelines for clinically coded healthcare data. Hands on experience working with InterSystems HealthShare and HealthConnect, including EMPI, HPD, the Integration Engine, and IRIS. Solid experience producing and maintaining data mappings and transformation logic aligned with target data models and business rules. Practical experience handling clinical terminology mappings, including SNOMED and local code sets. Experience building and managing staging-layer pipelines...
Outside Spy
Apr 14, 2026
Duration not stated
Data Migration Engineer (SC Cleared) at BrightBox Group , Bath, Bath and North East Somerset, £485 per Day
£485 per day
Outside Spy Bath, Bath and North East Somerset
Role Title: Data Migration Engineer Location: Bath (2-3 days per week) Clearance Required: Active SC Clearance Duration: 6 Months Day Rate: £485 (Outside IR35)   We are seeking a Data Migration Engineer to join our Application Management team. This role is essential in supporting the Client's new healthcare platform.   Responsibilities: - Provide Data Engineering support for InterSystems HealthShare (HFS) components, including the EMPI (enterprise master patient index), HPD (healthcare provider directory), Portal, and Data Quality reports, as well as other related project components added during this period. - Assist in implementing the data migration pipeline for the Authority’s Health Record based on InterSystems IRIS, involving design, development, testing, and monitoring. - Configure, deploy, and test the supporting infrastructure and environments required for data migration, including setting up a terminology server, agreeing on firewall rules, and implementing ETL and analysis...
Outside Spy
Apr 14, 2026
6 Months or more
SC Data Migration Engineer - Outside IR35 at LA International Computer Consultants Ltd, Bath, 6 Months, £500-£550 per day
£500 - £550 per day
Outside Spy Bath, UK
Role: Data Migration Engineer Duration : 6 months initial contract IR35 Status : Outside IR35 location : 2-3 days in Bath, rest if working from home Clearance needed : SC Level The role is for a Data Migration Engineer to work within an Application Management team. The work supports a new healthcare platform. The objectives and outputs from the role include the following: The role is to provide Data Engineering support for InterSystems HealthShare (HFS) components including the EMPI (enterprise master patient index), HPD (healthcare provider directory), Portal and Data Quality reports, and any other related project components added during this period. * Assist with the implementation of the data migration pipeline for a Health Record based on InterSystems IRIS. This will include design, development, testing, and monitoring. * Configuration, deployment, and testing of the supporting infrastructure and environments required for data migration, including populating and making...
Outside Spy
Apr 22, 2026
Duration not stated
Snowflake Data Engineer at Be-IT, Greater Edinburgh Area, £500-£600 per day
£500 - £600 per day
Outside Spy Edinburgh Metropolitan Area, Edinburgh, UK
Outside IR35 £500 – 600 per day 6 months with extensions Edinburgh hybrid working – 2 days in the office, 3 remote per week Be-IT is seeking an experienced Snowflake Data Engineer to lead the migration of an existing AWS-based analytics platform to Snowflake. This is a hands-on role combining technical leadership, platform design and team mentoring. What you’ll do: Migrate AWS Glue pipelines to dbt Core Design and build a Snowflake Lakehouse (RBAC, security, cost control) Support BAU enhancements alongside migration Define orchestration approach (Airflow, Dagster, etc.) Mentor internal engineers and ensure full knowledge transfer What you bring: Proven Snowflake platform experience (architecture + delivery) Strong dbt Core and SQL skills Dimensional modelling (Kimball) expertise Experience with data platform migrations CI/CD, Git, and data quality frameworks Nice to have: AWS (Lambda, Glue), Workato, Python/Snowpark Want to find out...
Outside Spy
Apr 22, 2026
Duration not stated
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise...
Outside Spy
Apr 22, 2026
Duration not stated
Data Engineer at Bright Purple, Edinburgh, £500-£550 per day
£500 - £550 per day
Outside Spy Edinburgh, Scotland, United Kingdom
Snowflake Data Engineer (Contract - Outside IR35) Hybrid (2 days onsite) – Edinburgh | £500 – £550 per day | 6 months | ASAP Role Overview We are looking for a senior Snowflake Data Engineer to lead the migration from a bespoke AWS data platform to a modern Snowflake Lakehouse. This is hands-on and leadership combined. you will modernise an existing estate (not greenfield), deliver BAU improvements, and upskill the internal team to own the platform long-term. You will be working across Lambda, Glue, and Step Functions pipelines, moving transformations into dbt Core, and shaping the future architecture across orchestration, security, and cost control. Essential Skills Strong Snowflake experience (Lakehouse design, RBAC, security, cost optimisation) Deep dbt Core expertise (modelling, testing, macros, SCDs, incremental models) Solid dimensional modelling (Kimball – star schemas, facts/dimensions) Advanced SQL Orchestration tools (Airflow, Dagster or...
Outside Spy
Apr 22, 2026
Duration not stated
Snowflake Data Engineer at Bright Purple Resourcing, Edinburgh, £500-£550 per day
£500 - £550 per day
Outside Spy Edinburgh, UK
Snowflake Data Engineer (Contract - Outside IR35) Hybrid (2 days onsite) – Edinburgh £500 – £550 per day 6 months ASAP Role Overview We are looking for a senior Snowflake Data Engineer to lead the migration from a bespoke AWS data platform to a modern Snowflake Lakehouse. This is hands-on and leadership combined. you will modernise an existing estate (not greenfield), deliver BAU improvements, and upskill the internal team to own the platform long-term. You will be working across Lambda, Glue, and Step Functions pipelines, moving transformations into dbt Core, and shaping the future architecture across orchestration, security, and cost control. Essential Skills Strong Snowflake experience (Lakehouse design, RBAC, security, cost optimisation) Deep dbt Core expertise (modelling, testing, macros, SCDs, incremental models) Solid dimensional modelling (Kimball – star schemas, facts/dimensions) Advanced SQL Orchestration tools (Airflow, Dagster or...
Outside Spy
Apr 22, 2026
up to 6 Months
Network Engineer at Damia Group LTD, West London, 3 to 6 Months, £500-£600 per day
£500 - £600 per day
Outside Spy West London, UK
Network Engineer - Contract - OUTSIDE IR35 - £5500 - £600 per day Hybrid Working Opportunity for a Network Engineer (Contract) to join a boutique consultancy based out of West London working with a major UK client. WHAT WILL YOU BE DOING? As a Network Engineer, your job is to help with the Migration of DC's. Datacenter network engineering & build. With demonstrable hands-on technical capability with a variety of Networking Technologies such as Fortinet and Fortigate NETWORK ENGINEER - ESSENTIAL SKILLS: Current experience in a Network Engineering role. Experience working in a Data Centre Environment Cisco Experience. Fortinet/Fortigate experience SD-Wan Troubleshooting and resolution of complex networking incidents and escalations Monitoring and fixing of networking alerts Hardware and firmware upgrades to networking infrastructure Strong communication and interpersonal abilities. Excellent problem-solving skills with a keen attention to detail. Ability to...
Outside Spy
Apr 21, 2026
Duration not stated
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Mid-Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS | AI Agentic Workflows expertise...
Outside Spy
Apr 21, 2026
Duration not stated
Data Engineer at Arrows, London Area, £500 per day
£500 per day
Outside Spy London Area, United Kingdom
⚡ Data Engineer | Contract | £500/day | Outside IR35 | London 1x/week | Start ASAP We're a well-known UK insurtech — the kind of business that runs on data. We're looking for a strong Data Engineer to join us for an initial 3 months and own some genuinely interesting migration and pipeline work. This is a hands-on IC role with real deliverables - 𝗪𝗵𝗮𝘁 𝘆𝗼𝘂'𝗹𝗹 𝗯𝗲 𝗱𝗼𝗶𝗻𝗴: → Migrating a Radar pricing data source from a legacy DB to S3/Azure → Building and integrating new pipelines into the DWH across multiple product phases → Supporting a full Affiliate & Broker partner migration to a new web UX → Owning data quality and reconciliation end-to-end throughout 𝗪𝗵𝗮𝘁 𝘄𝗲 𝗻𝗲𝗲𝗱: → Advanced SQL and strong Azure Data Factory experience → Solid ETL/ELT, FiveTran and dimensional modelling → In-depth Azure cloud data infrastructure knowledge → Git/DevOps for version control → Someone who can work independently and hit the ground running The work is scoped, the...
Outside Spy
Apr 20, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 17, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 16, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 16, 2026
Duration not stated
Contract Senior Data Engineer at Burns Sheehan, London Area, £500-£600 per day
£500 - £600 per day
Outside Spy London Area, United Kingdom
Contract Senior Data Engineer - £500 - £600 per day - Outside IR35 - Python/Snowflake/AWS Role: Contract Senior Data Engineer Rate: £500 - £600 per day Determination: Outside IR35 Interview Process: 2x Call Technology: SQL/Python/DBT/AWS/Snowflake/Airflow In office requirement: 1 day per week Duration: 6 months Burns Sheehan have been supporting the build of a new team and we are adding to this with another Contract Senior Data Engineer. As a Contract Senior Data Engineer, you will support on core Data Engineering capabilities as well as modernising the Data stack and supporting a migration. Working alongside their Director of Data & Principal Data Engineer, you will be a key component. If this Contract Data Engineer sounds like you, please apply now for immediate consideration. Contract Senior Data Engineer - £500 - £600 per day - Outside IR35 - Python/Snowflake/AWS
Outside Spy
Apr 15, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 14, 2026
Duration not stated
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract at Owen Thomas | B Corp™, United Kingdom, £400-£450 per day
£400 - £450 per day
Outside Spy Remote (United Kingdom)
Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...
Outside Spy
Apr 14, 2026
Duration not stated
Data Engineer (Banking Experience) at Chapman Tate Associates, London, £500 to £600 per Day
£500 - £600 per day
Outside Spy London, UK
Job Title: Contract Data Engineer (Banking Experience Required) Location: London (Hybrid) Day Rate: £550–£600 per day (Outside IR35 – subject to assessment) Contract Length: 6 months initial (extensions likely) Overview Chapman Tate are looking for an experienced Contract Data Engineer with a strong background in banking or financial services to support a range of high-priority data initiatives. You will play a key role in delivering scalable data solutions, enabling regulatory reporting, and improving data architecture across the organisation. Key Responsibilities Design, build, and optimise scalable data pipelines and ETL/ELT processes Integrate and transform large volumes of financial data from multiple sources Work closely with stakeholders across technology, risk, and business teams Ensure high standards of data quality, governance, and compliance Contribute to data platform enhancements and cloud migration projects Troubleshoot and...
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