62 senior data engineer jobs found in London, Greater London

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...

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...

6 month rolling contract London - 2 days onsite   Job Purpose The Principal Lead provides technical leadership across six engineering capabilities: SAP, DevOps, Domain Services, Storefront, iOS and Android. Working between the Capability Leads and the Architecture team, they provide hands-on technical leadership and design support as a full-stack engineer, and are accountable for raising engineering standards and defining, building and embedding best-of-breed practices that make secure software development and built-in observability the default. They also act as the senior point of technical escalation, taking the lead to resolve issues where Engineers, Technical Leads or Capability Leads are stuck.   The Principal Lead will also lead the introduction of agentic development practices across the engineering organisation, moving teams beyond AI code completion towards AI agents that plan, build, test and review changes under clear human oversight....

Waracle are looking for a Senior QA for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer challenges. We help our clients to innovate and create intelligent digital products and services. We thrive on complex challenges and deliver business-critical IT transformation projects, moving seamlessly from strategy, design and delivery to operations.   This is a Hybrid role working from our London office 2 days a week and is available on a Contract (Inside IR35) basis, initially for 6 months. Are you a technical quality specialist who thrives on collaboration, engineering rigor, and robust automation? We are looking for a Senior Quality Engineer who combines strong software engineering discipline with deep test automation expertise to deliver...

Role: Information Security Officer Location: London / Belfast Start Date: ASAP End Date: 6 Months Daily Rate: Competitive Day Rate, Inside IR35 Payroll provider – Rockford Payroll Info for Contingent Workers – Rockford Pay The Information Security Officer is a senior level professional position responsible for driving efforts to prevent, monitor and respond to information/data breaches and cyber-attacks. The overall purpose of this role is to ensure the execution of Information Security (IS) directives and activities in alignment with the client’s information and cybersecurity policy within the supported business units, primarily the client’s Technology Infrastructure. Responsibilities: Identify opportunities to automate and standardize information security controls and for the supported groups. Resolve any vulnerabilities or issues detected in an application or infrastructure. Analyze source code to mitigate...

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...

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...

🎤 Why voize? Because we’re more than just a job! At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people . 💡 Your Mission As a Freelance Senior Backend Engineer for our German Market squad , you’ll ensure that data flows smoothly between our products and our partners' software solutions. You'll build and maintain the integrations that connect the voize with senior care and hospital software platforms. We are open for you to be based remotely across Germany, France or the UK. 🚀 Your Daily Business – No two days are alike Shape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sector Build future-proof solutions – Develop a scalable API, set industry standards, and work closely with partners and clients Take...

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 Role: Senior DevOps Engineer – Trading & Supply Contract Location: London Hybrid Contract Duration: 5 months Contract Start Date: Immediate Contract Classification: Inside IR35 Daily Rate breakdown Traditional Daily Rate: £700 Agreed Contract Rate (ACR): £540.09 Equivalent Annual Salary: £140,424.06 Payroll provider: Rockford Payroll Info for Contingent Workers - Rockford Pay Overview: As DevOps Engineer, you will be a hands-on Engineer and be a member of a small high performing, team responsible for global derviatives trading production environments. Your work will be driven both by product teams but also engineering team backlogs of improvements and tech debt. Key Responsibilities Ensure proactive management of critical end—to-end workflows, continuously improving stability and resilience through close collaboration with delivery and infrastructure teams Assist with...

What’s Yonder? “It's as if Time Out, Amex and Monzo had a baby” - Will T, Yonder Member Yonder combines credit and debit in one membership that’s fair, flexible and actually enjoyable. No jargon. No dusty points system. Just rewards that actually feel rewarding, from bao to beer to a boarding pass. The engineering team sits at the heart of the company; we work in squads alongside product and design, and closely with risk, compliance, operations and partnerships. Sounds cool. What’s my part in this? We’re looking for an experienced Senior Product Engineer on a 3-month contract to add delivery capacity to our engineering team. The work is primarily Scala backend, but we don’t believe in rigid boundaries; everyone is encouraged to contribute wherever the problem takes them, whether that’s infrastructure, the mobile app (React Native) or the webapp (Next.js). You’ll be working alongside a small engineering...

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....

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...

Waracle are looking for a Senior QA for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer challenges. We help our clients to innovate and create intelligent digital products and services. We thrive on complex challenges and deliver business-critical IT transformation projects, moving seamlessly from strategy, design and delivery to operations.   This is a Hybrid role working from our London office 2 days a week and is available on a Contract (Inside IR35) basis, initially for 6 months. Are you a technical quality specialist who thrives on collaboration, engineering rigor, and robust automation? We are looking for a Senior Quality Engineer who combines strong software engineering discipline with deep test automation expertise to deliver...

About the job Freelance Lead Product Manager IR35 : Outside Contract Length: 12 months Start Date: November 2026 Location : Hybrid with twice per month in the London office Day rate: £500-600   About the role Elsewhen is a London-based AI consultancy. We design and build technology for clients like Spotify, Google, Inmarsat and Zego. We value outcomes over hours and agility over rigid process. We're looking for an experienced Lead Product Manager to own a data and AI engagement from day one. The work focuses on rapid pilot builds, Databricks dashboards and Next Best Action modelling. You'll own discovery, shape the solution and validate it with the client, making sure what we build fits their wider vision and the outcomes they care about. You'll lead a small, cross-functional team alongside an AI Engineer and a Data Scientist.   What you'll do: Get up to speed fast Understand the...

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...

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...

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...

The role sits within the Enterprise Technology team in the Office of the Chief Technology Officer which supports Parliament in delivering its democratic mission by providing secure, resilient and innovative technology services that are user centred and strategically aligned.   The ServiceNow Principal Infrastructure Engineer is a hands-on technical authority and implementer for Parliament's ServiceNow platform, holding design authority for the platform and working directly on its most complex and highest-risk engineering. The role is embedded within value streams, establishing the engineering vision, technical standards and quality assurance framework that govern design, configuration, development and operation, and proving those standards in practice. The post-holder drives resilience and maturity by focusing on complex technical risk, architectural health, and leading the technical response to major problem domains.   Reporting to the Service Owner, you will...

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...