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43 senior data engineer jobs found

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Duration not stated senior data engineer Greater London
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Contract Spy
Oct 21, 2026
Duration not stated
Senior Data Analytics Engineer (SC Cleared/SC Eligible) at Scrumconnect, London, £350-£400 per day (Outside IR35)
£350 - £400 per day
Contract Spy London, UK
Salary 350-400 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a digital and data consultancy delivering high-quality technology, analytics and transformation services to public and private sector clients. We work closely with government departments and complex organisations to design and deliver scalable, ethical and impactful data solutions. The Role As a Senior Data Analytics Engineer, you will play a critical role in designing, building and maintaining high-quality data models that enable analytics, reporting and data-driven decision-making. You will work with stakeholders across complex domains, including GDS-aligned programmes, to understand data relationships and business processes, and turn them into robust analytical data assets. This role is hands-on technical delivery with strong stakeholder...
Contract Spy
Nov 06, 2026
Duration not stated
Data Architect (Azure Databricks, Specialty Insurance) at EXL, London/Remote, £Contractor Rate
Contract Spy Hybrid (London, UK)
Data Architect (Azure Databricks, Specialty Insurance) Job Description: EXL (NASDAQ: EXLS) is a global data and AI company that offers services and solutions to reinvent client business models, drive better outcomes and unlock growth with speed. Bringing together domain expertise with robust data, powerful analytics, cloud and AI to create agile, scalable solutions and execute complex operations for the world’s leading corporations. EXL was founded on the core values of innovation, collaboration, excellence, integrity and respect, creating value from data to ensure faster decision-making and transforming operating models. Key industries include Insurance, Healthcare, Banking and Financial Services, Media, and Retail, among others. Headquartered in New York, our team is over 60,000 strong, with more than 50 offices spanning six continents. For information, visit www.exlservice.com. Role Title: Data Architect (Azure Databricks, Specialty Insurance) BU/Segment:...
Contract Spy
Nov 06, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Nov 04, 2026
Duration not stated
Data Engineer at Scrumconnect, London, £350-£400 per day (Outside IR35)
£350 - £400 per day
Contract Spy London, UK
Salary 350-400 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a digital and data consultancy delivering high-quality technology, analytics and transformation services to public and private sector clients. We work closely with government departments and complex organisations to design and deliver scalable, ethical and impactful data solutions. The Role As a Data Engineer, you will play a critical role in designing, building and maintaining high-quality data models that enable analytics, reporting and data-driven decision-making. You will work with stakeholders across complex domains, including GDS-aligned programmes, to understand data relationships and business processes, and turn them into robust analytical data assets. This role is hands-on technical delivery with strong stakeholder engagement. You will work...
Contract Spy
Nov 02, 2026
Duration not stated
Network Implementation Engineer at WWT EMEA UK LIMITED, London/Remote, £Contract Rate
Contract Spy London, UK
World Wide Technology (WWT), a 36-year-old global technology integrator and IT solutions provider. Through our culture of innovation, we inspire, build, and deliver business results from idea to outcome. World Wide Technology (WWT) has an opportunity for Senior Network Engineers to execute a legacy-to-ACI migration across two data centres supporting a major financial services client. This is hands-on, Implementation, Migration & deployment-focused work engineers will implement against Low-Level Designs already produced by the design team, not design the solution themselves. Candidates must be able to demonstrate solid routing, switching, and BGP fundamentals, as technical depth in these areas is a key screening criterion for this role. This is a contract Role & Inside IR35 Senior Network Engineer Contract Duration: To be confirmed Location: London (Hybrid – 2 days a week) Key Responsibilities Physically rack, cable, and configure...
Contract Spy
Nov 02, 2026
Duration not stated
Senior Quality Engineer (Mobile) at EPAM Systems Ltd, London, £Contractor Rate
Contract Spy London, UK
Mobile platforms are evolving fast, and the pressure to deliver seamless customer experiences is relentless. Teams working on trusted, governed data for decisions and growth need quality built in from the start, not added as an afterthought. This Senior Quality Engineer (Mobile) role in London is hybrid and sits within a cross-functional Scrum Team. You will help shape how quality is engineered into every stage of the software development lifecycle. The work matters because the customer experience depends on early risk identification and reliable automation. Responsibilities Embed within a cross-functional Scrum Team to build quality into the customer experience throughout the software development lifecycle Work closely with Software Engineers, Product Owners and Quality Engineers to identify risks early and influence testability Develop effective automated coverage and provide clear evidence to support quality decisions Enable and engineer quality as a...
Contract Spy
Oct 30, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Oct 28, 2026
Duration not stated
kdb+ Contractor at Data Intellect, London/Remote, £Contractor Rate
Contract Spy Hybrid (London, UK)
Full job description   Company Description Join the world’s largest kdb+ Consultancy where every query matters, every millisecond counts and every system you build shapes the future of data-driven finance. At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers and collaborators who believe in pushing boundaries, not egos. If you're a proficient kdb+ developer ready to lead, innovate and make an impact, we want to hear from you. Job Description As a Senior kdb+ Engineer at [DI] you’ll be at the forefront of delivering high-performance, scalable solutions for some of the world’s most data-intensive financial institutions. You’ll: Lead technical delivery on client projects, setting the standard for quality and performance. Design and implement robust kdb+ architectures that handle billions of rows of time-series data....
Contract Spy
Oct 28, 2026
Duration not stated
Data Engineer at Scrumconnect, London, £350-£400 per day (Outside IR35)
£350 - £400 per day
Contract Spy London, UK
Salary 350-400 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a digital and data consultancy delivering high-quality technology, analytics and transformation services to public and private sector clients. We work closely with government departments and complex organisations to design and deliver scalable, ethical and impactful data solutions. The Role As a Data Engineer, you will play a critical role in designing, building and maintaining high-quality data models that enable analytics, reporting and data-driven decision-making. You will work with stakeholders across complex domains, including GDS-aligned programmes, to understand data relationships and business processes, and turn them into robust analytical data assets. This role is hands-on technical delivery with strong stakeholder engagement. You will work...
Contract Spy
Oct 26, 2026
Duration not stated
Network Implementation Engineer at WWT EMEA UK LIMITED, London/Remote, £Contract Rate
Contract Spy Hybrid (London, UK)
World Wide Technology (WWT), a 36-year-old global technology integrator and IT solutions provider. Through our culture of innovation, we inspire, build, and deliver business results from idea to outcome. World Wide Technology (WWT) has an opportunity for Senior Network Engineers to execute a legacy-to-ACI migration across two data centres supporting a major financial services client. This is hands-on, Implementation, Migration & deployment-focused work engineers will implement against Low-Level Designs already produced by the design team, not design the solution themselves. Candidates must be able to demonstrate solid routing, switching, and BGP fundamentals, as technical depth in these areas is a key screening criterion for this role. This is a contract Role & Inside IR35 Senior Network Engineer Contract Duration: To be confirmed Location: London (Hybrid – 2 days a week) Key Responsibilities Physically rack, cable, and configure...
Contract Spy
Oct 26, 2026
Duration not stated
Principal Lead Engineer -Cloud, Data & AI at UST, London, £Contract Rate
Contract Spy London, UK
We are seeking a highly experienced hands on Senior Technical Lead engineer to serve as the primary technical anchor for a large-scale Wealth Management Replatforming initiative. This individual will act as the strategic bridge between business stakeholders, enterprise architecture teams, and distributed engineering pods, driving the design and delivery of an AI-first platform ecosystem.   The ideal candidate will combine deep technical expertise across data, integration, cloud, and AI with strong stakeholder management capabilities and the ability to influence enterprise-wide technology decisions.     Key Responsibilities Technical Leadership Lead architecture, solution design, and technical governance across the replatforming program. Define and drive the target-state architecture spanning data, integration, AI, and customer platforms. Establish engineering standards, delivery practices, and architectural guardrails. Ensure...
Contract Spy
Oct 23, 2026
Duration not stated
Platform Engineer at YLD, Remote, £B2B Contract Rate
Contract Spy Remote (London, England, United Kingdom)
Location: UK Remote (GMT timezone) Department: Engineering Employment Type: Contract (B2B)   About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they succeed. We’re a team of curious, talented people, and we’re committed to making YLD a place where great people want to work, grow, and stay. We’re a remote-first consultancy specialising in software engineering, product design, and data. Our teams are based across London, Lisbon, and Porto, and we create digital solutions that continue to deliver value long after our work is done.   About the role As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and enthusiastic. You should be skilled in...
Contract Spy
Oct 23, 2026
Duration not stated
Network Implementation Engineer at WWT EMEA UK LIMITED, London/Remote, £Contract Rate
Contract Spy Hybrid (London, UK)
World Wide Technology (WWT), a 36-year-old global technology integrator and IT solutions provider. Through our culture of innovation, we inspire, build, and deliver business results from idea to outcome. World Wide Technology (WWT) has an opportunity for Senior Network Engineers to execute a legacy-to-ACI migration across two data centres supporting a major financial services client. This is hands-on, Implementation, Migration & deployment-focused work engineers will implement against Low-Level Designs already produced by the design team, not design the solution themselves. Candidates must be able to demonstrate solid routing, switching, and BGP fundamentals, as technical depth in these areas is a key screening criterion for this role. This is a contract Role & Inside IR35 Senior Network Engineer Contract Duration: To be confirmed Location: London (Hybrid – 2 days a week) Key Responsibilities Physically rack, cable, and configure...
Contract Spy
Oct 23, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Oct 21, 2026
Duration not stated
kdb+ Contractor at Data Intellect, London/Remote, £Contractor Rate
Contract Spy Hybrid (London, UK)
Join the world’s largest kdb+ Consultancy where every query matters, every millisecond counts and every system you build shapes the future of data-driven finance. At Data Intellect , we thrive on solving complex data challenges in high-stakes environments. We’re a team of engineers, problem-solvers and collaborators who believe in pushing boundaries, not egos. If you're a proficient kdb+ developer ready to lead, innovate and make an impact, we want to hear from you. Job Description As a Senior kdb+ Engineer at [DI] you’ll be at the forefront of delivering high-performance, scalable solutions for some of the world’s most data-intensive financial institutions. You’ll: Lead technical delivery on client projects, setting the standard for quality and performance. Design and implement robust kdb+ architectures that handle billions of rows of time-series data. Collaborate with quants, traders, and analysts to translate...
Contract Spy
Nov 05, 2026
Duration not stated
Technical Lead, Real-Time Pricing Platform at Aligne Technologies Ltd, London Canary Wharf/Remote, £750-£900 per day
£750 - £900 per day
Contract Spy Hybrid (Canary Wharf, London, UK)
We are looking for a hands-on Technical Lead to guide a team of four to five developers through this expansion. You will own the technical design and delivery of the platform, write code alongside the team, and work closely with the quantitative analysts, product owner and business analysts to shape requirements. You will be accountable for delivering the agreed features. Key responsibilities Technical leadership Lead, guide and mentor a team of four to five developers, setting clear technical direction and engineering standards. Remain hands-on, designing, building and reviewing code for the most complex and critical parts of the platform. Own the technical design and architecture for evolving the pricing engine into a strategic, scalable solution across the business. Ensure the platform is reliable, performant and resilient in production, with appropriate monitoring and support. Data sources and curve production Lead the...
Contract Spy
Nov 05, 2026
Duration not stated
Senior Delivery Manager - Active UK Security Clearance at Appvia, London, £600 per day
£600 per day
Contract Spy London, UK
Senior Delivery Manager - Appvia - Active UK Government Security Clearance required Internal Title: Senior Delivery Manager Location: London, UK (Hybrid - typically 1-2 days per week in office) Contract: Permanent or Contract Start Date: Immediate start (Early December) Package: £60,000 - £80,000 + 10% Bonus + 10% Shares + Benefits (see more below) Contract Day Rate: £600 Inside IR35   About Us Appvia is a specialist cloud, platform engineering, and AI enablement consultancy, helping organisations design, build, and operate modern cloud platforms at scale. We work across public and private sector organisations, delivering outcomes in complex and highly regulated environments. Our focus is on enabling teams to improve delivery performance, adopt modern engineering practices, and build secure, scalable platforms that support long-term change. Our work spans cloud migration, platform engineering, DevOps transformation, and...
Contract Spy
Nov 05, 2026
Duration not stated
Senior Business Analyst at ION Group, London, £Contract Rate
Contract Spy London, UK
Senior Business Analyst (contractor), London What are we trying to do? Lab49 was founded in 2002 with a deep pool of business and technology talent and a global reach. We specialize in helping clients realize rapid transformational change at an industrial scale and operate historically towards the upper tiers of banking and capital markets, to include banks, hedge funds and exchanges; assisting those companies with their most key strategic business programmes and technology investments. What do we need help with? We are looking for an experienced consultant to work on a large institutional multi-year business transformation and integration project in cross border payments. What will you do? Business analysis • Develop business requirements and backlogs • Develop detailed business specifications, including worked numerical examples • Develop functional architectures and solutions designs • Develop delivery roadmaps, identify dependencies,...
Contract Spy
Nov 05, 2026
Duration not stated
Java Developer at Scrumconnect Consulting, London E14, £400-£425 per day (Outside IR35)
£400 - £425 per day
Contract Spy London, UK
Salary £400 - £425 Outside IR35 City London Province Greater London Country United Kingdom Postal Code E14 Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to user-centred design and agile delivery, we continue to build innovative digital services that truly make a difference. Role Purpose We are looking for an experienced Backend Developer to design, build, and maintain scalable, secure server-side services and APIs, while contributing to the adoption of Agentic AI capabilities within our engineering platform. The role sits at SFIA Level 4 : the individual works under general direction, uses discretion in resolving problems, plans and monitors their own...
Contract Spy
Nov 05, 2026
Duration not stated
QAT Analyst (SC Cleared) at Scrumconnect, London, £275-£325 per day (Outside IR35)
£275 - £325 per day
Contract Spy London, UK
Salary 275-325 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a UK-based, award-winning digital consultancy delivering high-quality digital products and services for major public sector clients, including DWP, MoJ, NHS and HMRC. With a team of over 300 consultants, we specialise in building secure, user-centred and scalable digital solutions that serve millions of citizens. We foster a collaborative engineering culture, encourage continuous learning and prioritise inclusivity. As a Disability Confident Level 1 employer, we are committed to making our recruitment processes and working environments accessible and supportive for everyone. Role Overview We are looking for a highly skilled QA Automation Tester with extensive experience in designing, developing and executing automation frameworks across UI, API and...
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