52 principal data engineer jobs found

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and...

Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and streaming workloads Act as...

Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and streaming workloads Act as...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value. What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and streaming workloads Act as the technical...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value. What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and streaming workloads Act as the technical...

Data Architect / Principal Data Engineer (GCP) Contract: Initial 3 Months Location: Fully Remote Status: Outside IR35 We are looking for a highly experienced Data Architect / Principal Data Engineer with deep, hands-on GCP expertise to support a major data transformation programme within a regulated financial services environment. This is not an advisory role. We need someone who has personally designed, built and owned enterprise-scale GCP data platforms in production and can lead both architecture and delivery. Key Requirements 7+ years' hands-on experience with Google Cloud Platform (GCP) Proven experience designing and building production-grade data platforms using: BigQuery Dataflow Pub/Sub Python APIs and containerised services Strong data architecture experience, including conceptual, logical and physical data modelling Experience establishing governance frameworks, metadata management, data quality...

Data Architect / Principal Data Engineer (GCP) Contract: Initial 3 Months Location: Fully Remote Status: Outside IR35 We are looking for a highly experienced Data Architect / Principal Data Engineer with deep, hands-on GCP expertise to support a major data transformation programme within a regulated financial services environment. This is not an advisory role. We need someone who has personally designed, built and owned enterprise-scale GCP data platforms in production and can lead both architecture and delivery. Key Requirements 7+ years' hands-on experience with Google Cloud Platform (GCP) Proven experience designing and building production-grade data platforms using: BigQuery Dataflow Pub/Sub Python APIs and containerised services Strong data architecture experience, including conceptual, logical and physical data modelling Experience establishing governance frameworks, metadata management, data quality...

The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we're looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data from wind turbines around the world. This is not a typical SaaS CRUD role. You'll work across a distributed architecture including asynchronous messaging, worker processes, and data ingestion pipelines. Frontend exposure is a bonus, not a requirement. Key Responsibilities: Backend Delivery: Implement robust, well-tested C# .NET services following clean architecture principles — domain logic, data access, messaging, and background processing. Distributed Systems: Contribute to service boundary design, asynchronous messaging flows, and worker processes within our modular monolith, with an eye on future decomposition. Data Pipelines:...

About Keyrus Keyrus is a global consulting and technology company focused on  making data matter — truly matter — from a human perspective . Founded in 1996, Keyrus operates in  28+ countries across 5 continents , with more than  3,300 people worldwide . Our strength comes from combining deep expertise in  Data & Analytics, AI, Digital, and Management Consulting  with a strong understanding of business realities. Data is never the goal in itself. We use data to  shape understanding, design meaningful experiences, and enable better, real-life decisions . At Keyrus, we also believe companies have a responsibility beyond performance. Through our  Foundation and ESG initiatives , we actively contribute to sustainability, inclusion, and positive societal impact. #OneTeamOneKeyrus   The Role As an  AI Solutions Architect , you will work at the intersection of  artificial intelligence, data...

Senior AI Engineer | Freelance Remote Contract (UK Candidates only) Ideal start date: ASAP Contract Duration: 6 Months Outside IR35 Rate: £500-600 p/d Elsewhen, a London-based consultancy, designs and builds technology solutions for clients like Spotify, Google, Inmarsat, and Zego. Over the past decade, we have built a workplace prioritising impact, drive, and friendliness. We value outcomes over hours and agility over rigid processes. Work Environment: Fully Remote in the UK Join our team: https://www.elsewhen.com . We are looking for a talented Senior AI Engineer to join a brand new delivery squad focused on solving new client problems in 4-week cycles. Each project is designed to produce a working pilot that demonstrates clear value, not a polished long-term system. You’ll work in a 4-person team (AI Engineer, Product Manager, Data Scientist, Principal for AI...

Who Are We? Xcelirate develops technologically-advanced platforms which are accessed by thousands of users every minute! We are proud to offer a workplace where the sharpest developers come together to strategically plan and swiftly execute practices which see us maintain our existing market dominance and attain global expansion. We owe our success to our customers who have seen us grow across a decade, and our talented team who have made that growth possible!   What are we looking for? You're a Principal-Level Engineer first. The tech lead title is almost incidental. It just means you're the person the team orbits around, because that's what happens naturally when you're the one who understands the system most deeply and keeps the clearest head under pressure. The 10% that's people management fits inside your engineering work, not alongside it. You hire, you steer, you unblock, but you do it the way a strong engineer does everything: with good...

Knowledge Graph Architect Thebes Group | Private Equity Group AI Transformation Programme Location: UK (Hybrid) Reporting to: Thebes Group Leadership Level: Senior to Principal The Context Thebes Group is an optimisation company specialising in AI-enabled transformation. We help organisations improve workflow, reporting, information management, and operational decision-making by combining process optimisation, knowledge architecture, semantic technologies, automation, and artificial intelligence. We are currently delivering an AI transformation programme for a private equity group, focused on enhancing group-level operations through intelligent workflows, improved information accessibility, executive reporting, and AI-driven operational intelligence. A foundation ontology, taxonomy and initial knowledge graph exist. The data is mapped, manageable in scope, and well understood within the team. An Ontology Engineer sits alongside this role to own the semantic...

Principal Engineer - Contract - Outside IR35 We are currently looking for an experience Principal Engineer to join us on a contract basis. This is a hybrid position and will require 3 days per week on client site in Central London. Requirements Role responsibilities:   Define and drive technical strategy, architecture, and engineering standards across the Personalisation domain Design and deliver scalable systems supporting personalisation, search, recommendations, and ML-powered features Partner closely with Product, Data Science, and Design to deliver customer-centric solutions Lead and influence technical decision-making across multiple teams and platforms Mentor and support senior engineers, helping to raise the overall engineering capability Improve engineering quality, reliability, and productivity through best practices, tooling, and platform enhancemen   Who you are:   An experienced technical...

The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we're looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data from wind turbines around the world. This is not a typical SaaS CRUD role. You'll work across a distributed architecture including asynchronous messaging, worker processes, and data ingestion pipelines. Frontend exposure is a bonus, not a requirement. Key Responsibilities: Backend Delivery: Implement robust, well-tested C# .NET services following clean architecture principles — domain logic, data access, messaging, and background processing. Distributed Systems: Contribute to service boundary design, asynchronous messaging flows, and worker processes within our modular monolith, with an eye on future decomposition. Data Pipelines:...

The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we’re looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data from wind turbines around the world. This is not a typical SaaS CRUD role. You'll work across a distributed architecture including asynchronous messaging, worker processes, and data ingestion pipelines. Frontend exposure is a bonus, not a requirement. Key Responsibilities: Backend Delivery: Implement robust, well-tested C# .NET services following clean architecture principles — domain logic, data access, messaging, and background processing. Distributed Systems: Contribute to service boundary design, asynchronous messaging flows, and worker processes within our modular monolith, with an eye on future decomposition. Data Pipelines:...

About Keyrus Keyrus is a global consulting and technology company focused on making data matter — truly matter — from a human perspective . Founded in 1996, Keyrus operates in 28+ countries across 5 continents , with more than 3,300 people worldwide . Our strength comes from combining deep expertise in Data & Analytics, AI, Digital, and Management Consulting with a strong understanding of business realities. Data is never the goal in itself. We use data to shape understanding, design meaningful experiences, and enable better, real-life decisions . At Keyrus, we also believe companies have a responsibility beyond performance. Through our Foundation and ESG initiatives , we actively contribute to sustainability, inclusion, and positive societal impact. #OneTeamOneKeyrus   The Role As an AI Solutions Architect , you will work at the intersection of artificial intelligence, data engineering, and business problem-solving ,...

Senior and Principal Security Architects £50-£90 per hour (Dependent on experience and level) - Inside IR35 12 month contracts Hybrid - 2/3 days a week on site - Warton (PR4)   **Applicants must have the right to work in the UK** **Successful applicants must be eligible for SC/DV clearance**     Role Purpose / Overview   Highly experienced security architects with strong technical credentials across enterprise, cloud, network and classified environments. Responsible for designing end-to-end secure architectures (HLD/LLD), leading Design Authorities and Technical Design Authorities, and providing architectural assurance across multi-supplier programmes up to TOP SECRET / Above Secret classifications. Ensures Secure-by-Design principles are embedded from the outset across all programmes.   Key Outcomes   Security is consistently embedded into system design across all...

Who Are We? Xcelirate develops technologically-advanced platforms which are accessed by thousands of users every minute! We are proud to offer a workplace where the sharpest developers come together to strategically plan and swiftly execute practices which see us maintain our existing market dominance and attain global expansion. We owe our success to our customers who have seen us grow across a decade, and our talented team who have made that growth possible!   What are we looking for? You're a Principal-Level Engineer first. The tech lead title is almost incidental. It just means you're the person the team orbits around, because that's what happens naturally when you're the one who understands the system most deeply and keeps the clearest head under pressure. The 10% that's people management fits inside your engineering work, not alongside it. You hire, you steer, you unblock, but you do it the way a strong engineer does everything: with good...

Role: Solution Architect / Systems Architect / Principal Engineer   Domain: Banking / FinTech Distributed Systems Integration & Data     Role Purpose   Lead architecture design and delivery across a complex, highly integrated banking ecosystem. Design scalable, resilient, and compliant systems while working closely with business, product, and engineering. Operate across all levels - from deep technical design to enterprise architecture - ensuring outcomes are delivered in a fast-paced, high-pressure environment. Able to iterate designs quickly as requirements evolve or more details are provided.    Core Responsibilities   Architecture & Design   Own end-to-end architecture across distributed, event-driven, and integration-heavy systems.  Design at multiple levels: components, services, APIs, data models, and system interactions .  Define solutions covering data processing, storage,...