70 senior data architect jobs found

Senior Data Architect - Data Platform Modernisation (Retail/CPG) £475/day Outside IR35 3 days per week onsite (London) SC Clearance highly desirable We're seeking a Senior Data Architect to lead the Discovery phase of a major data platform modernisation programme , shaping the target connected data platform , interim states, and a pragmatic multi-cloud migration roadmap click apply for full job details

Senior Data Architect £600 per day Outside IR35 2 month rolling contract Remote with occasional client engagement We're working with a client who needs a Senior Data Architect to come in and shape how their data is structured, accessed and actually used. This isn't theory or strategy for the sake of it. It's about defining a clear data architecture, getting it working, and making sure it delivers value across the business. What you'll be doing: Defining a data architecture that works for multiple stakeholders across the business Designing and delivering data solutions using modern cloud platforms Building and maintaining key artefacts like ERDs, data dictionaries and data pipelines Working closely with engineers to turn architecture into delivery Assessing data sources, APIs and integrations to make sure everything connects properly Supporting testing, integration and supplier alignment Embedding governance, standards and security into the data setup...

Senior Data Architect - Data Platform Modernisation (Retail/CPG) £475/day Outside IR35 3 days per week onsite (London) SC Clearance highly desirable We're seeking a Senior Data Architect to lead the Discovery phase of a major data platform modernisation programme , shaping the target connected data platform , interim states, and a pragmatic multi-cloud migration roadmap click apply for full job details

Data Architect/Tech Lead, hands-on data engineering background (to £600pd outside IR35), Remote First If you're a Data Architect that is as equally comfortable designing target states at scale as you are deep-diving into data pipelines, while having a consultative approach then this could be the start of a long-term engagement. Working within a small team, you will initially be working on a discovery exercise to uncover issues relating to data architecture, pipelines and platforms. The maturity assessment will cover capability, governance, existing platforms and modernisation requirements, with the outcomes being a series of deliverables that will help the end client to become "AI Ready" and scalable for future needs. Following this exercise, you'll be part of the team that's responsible to guiding the Enterprise customer towards their goals. To be successful within this role, you'll have been working as a lead/senior Data Architect within a complex organisation having...

Lead Data Architect (Data Engineering/AI/MDM) - to £600pd If you're a Data Architect that is as equally comfortable designing target states at scale as you are deep-diving into data pipelines, while having a consultative approach then this could be the start of a long-term engagement. Working within a small team, you will initially be working on a discovery exercise to uncover issues relating to data architecture, pipelines and platforms. The maturity assessment will cover capability, governance, existing platforms and modernisation requirements, with the outcomes being a series of deliverables that will help the end client to become "AI Ready" and scalable for future needs. Following this exercise, you'll be part of the team that's responsible to guiding the Enterprise customer towards their goals. To be successful within this role, you'll have been working as a lead/senior Data Architect within a complex organisation having probably started your career within Data...

Technical Architect (Data) - OUTSIDE IR35 - UK Public Sector - MS Fabric - Power Platform - Azure Tecknuovo is a digital technology consultancy with a Deliberately Different approach. This means we focus on people, not technology. We move at pace and ensure Zero Dependency on us at the end of each project. What you'll be working towards We're seeking an experienced Technical Architect to support a major data-driven transformation programme within a large, complex UK organisation delivering essential public services. This is a high-impact initiative operating in a regulated, operationally critical environment, from discovery through to delivery with strong potential for extension. You'll play a key role in shaping and evolving a trusted, scalable data platform that underpins operational decision-making and service delivery. Working alongside engineering, product, and operational teams, you'll help improve data quality, integration, and accessibility, ensuring data...

Senior Software Developer | £500 - £600 We're working with a global energy transformation leader with a 150-year legacy of innovation on this exciting opportunity. We are looking for a heavy-hitting Senior Developer who can bridge the gap between complex finance logic and high-performance Ruby on Rails engineering. This is a high-impact, Outside IR35 role where you will drive the decarbonisation agenda by streamlining digital solutions for Finance, Accounting, and FP&A teams. You will be the technical gatekeeper, shaping pre-development solutions and ensuring enterprise-grade code quality within a fast-moving, green-tech environment. The Role Lead the design and development of pragmatic, sustainable technical solutions using Ruby on Rails to support complex finance data flows. Act as a technical solution shaper, engaging with Accounting and Controlling stakeholders to translate business needs into actionable technical requirements. Architect and review...

Senior Platform Engineer - Remote - Outside IR35 - 6 months As Senior Platform Engineer (Integration) in Squad A, you will be the in-house technical authority for all API and integration work across critical BSS/OSS ecosystem. You will own the build, maintenance, and evolution of integration flows connecting Salesforce Communications Cloud, NetAdmin, Nokia/Adtran, billing systems, and new services provisioning pipelines - bringing rigour, repeatability, and platform ownership to an environment that has historically relied on external managed services. This is not a Back Office development role. You will be a senior contributor to the CI/CD pipeline, a guardian of integration quality across squad boundaries, working closely with the Head of OSS/BSS, the Software Solutions Architect, and cross-squad peers to establish the internal integration capability Experience Must Have Skills Minimum 3 years of hands-on API and integration development experience in a...

Digital Research Solution Architect – NHS (Cloud, AI & Infrastructure) We’re working with an NHS organisation to appoint a  Digital Research Solution Architect  to lead the design and delivery of secure, scalable infrastructure supporting cutting-edge research and data science initiatives. This is a senior, hands-on architecture role with a strong focus on  cloud (Azure/AWS), AI/ML platforms, and hybrid infrastructure . Key Responsibilities: Act as the  technical design authority  across digital research and data science projects Design and deliver  cloud and on-prem infrastructure solutions  aligned to security and governance standards Lead architecture across  AI/ML workloads , including  LLMs and MLOps environments Work closely with security, networking and data teams to ensure  resilient, compliant solutions Own high- and low-level designs (HLD/LLD) and support project delivery through to implementation Provide technical leadership across governance forums...

Data Architect - SAP 2 Days per week onsite - Gainsborough £625 P/D Outside IR35 - 6 months Come and work with us at Harvey Nash Project Solutions as we continue to enhance our capability to deliver complex data programmes across our client base. We are currently seeking an experienced Data Architect to support the design and delivery of a scalable, enterprise-wide data architecture. This engagement will play a key role in shaping and governing data across core platforms including SAP, Azure Data Lake and Power BI, ensuring data is structured, secure and optimised for reporting and analytics. This is a strategic, design-led role, requiring someone who can define the target-state architecture while remaining hands-on where needed to support delivery. Key Responsibilities Define and implement data architecture standards, principles and governance frameworks Design logical and physical data models to support reporting, analytics and operational decision-making Lead data...

Business Solutions Architect (ERP) - Contract Sheffield (2 days onsite) | £700 per day | Outside IR35 | 3 months | ASAP start We're supporting a client on a major ERP transformation and are looking for a Business Solutions Architect to join on a contract basis. This is a programme-level role where you'll act as the design authority , ensuring the end-to-end ERP solution (processes, data, integrations and reporting) is aligned, scalable and fit-for-purpose. Key Requirements Experience as a Solution / Business Architect on ERP programmes Strong exposure to SAP S/4HANA or similar cloud ERP Ability to work across business processes, data and integrations Comfortable engaging senior stakeholders and challenging design decisions Details Outside IR35 3-month contract 2 days per week onsite in Sheffield Immediate start

Data Architect - SAP 2 Days per week onsite - Gainsborough £625 P/D Outside IR35 - 6 Months Come and work with us at Harvey Nash Project Solutions as we continue to enhance our capability to deliver complex data programmes across our client base. We are currently seeking an experienced Data Architect to support the design and delivery of a scalable, enterprise-wide data architecture. This engagement will play a key role in shaping and governing data across core platforms including SAP, Azure Data Lake and Power BI, ensuring data is structured, secure and optimised for reporting and analytics. This is a strategic, design-led role, requiring someone who can define the target-state architecture while remaining hands-on where needed to support delivery. Key Responsibilities Define and implement data architecture standards, principles and governance frameworks Design logical and physical data models to support reporting, analytics and operational decision-making...

Data Architect - SAP 2 Days per week onsite – Gainsborough £625 P/D Outside IR35 – 6 Months Come and work with us at Harvey Nash Project Solutions as we continue to enhance our capability to deliver complex data programmes across our client base. We are currently seeking an experienced Data Architect to support the design and delivery of a scalable, enterprise-wide data architecture. This engagement will play a key role in shaping and governing data across core platforms including SAP, Azure Data Lake and Power BI, ensuring data is structured, secure and optimised for reporting and analytics. This is a strategic, design-led role, requiring someone who can define the target-state architecture while remaining hands-on where needed to support delivery. Key Responsibilities Define and implement data architecture standards, principles and governance frameworks Design logical and physical data models to support reporting, analytics and operational...

Senior Software Developer | £500 - £600 We're working with a global energy transformation leader with a 150-year legacy of innovation on this exciting opportunity. We are looking for a heavy-hitting Senior Developer who can bridge the gap between complex finance logic and high-performance Ruby on Rails engineering. This is a high-impact, Outside IR35 role where you will drive the decarbonisation agenda by streamlining digital solutions for Finance, Accounting, and FP&A teams. You will be the technical gatekeeper, shaping pre-development solutions and ensuring enterprise-grade code quality within a fast-moving, green-tech environment. The Role Lead the design and development of pragmatic, sustainable technical solutions using Ruby on Rails to support complex finance data flows. Act as a technical solution shaper, engaging with Accounting and Controlling stakeholders to translate business needs into actionable technical requirements. Architect and review...

Enterprise Data Architect | Research and Innovation | Outside IR35 | Circa £600 per day | London Hybrid We are supporting a large, complex organisation operating at the intersection of science, data, and technology, and are seeking an experienced Enterprise Data Architect to join on a contract basis. This role sits between enterprise strategy and data delivery. It is not a pure governance or frameworks role, and it is not hands-on data engineering. We are looking for someone who can think and operate at enterprise level while remaining close enough to delivery to shape practical, scalable solutions across a genuinely complex data estate. The organisation works with large, heterogeneous datasets across multiple domains and partners closely with major commercial technology providers. The successful candidate will help define the architecture strategy for a key part of the business, influence what moves into solution, and then support delivery as that strategy is executed....

Senior Data Centre Network Engineer - Remote - 12 Months - Outside IR35 We are seeking a Senior Data Centre Network Engineer to lead the design, build, and evolution of high-performance, scalable data centre networks. This role is focused on modern spine-leaf architectures, SDN, and automation, supporting large-scale, low-latency environments including cloud platforms, AI workloads, and distributed systems. Key Responsibilities Design and implement spine-leaf data centre network architectures for high availability and scalability Lead the adoption and optimisation of Software-Defined Networking (SDN) solutions Architect low-latency, high-throughput networks to support AI, cloud, and data-intensive workloads Define and enforce network standards, blueprints, and best practices Own Layer 2/Layer 3 design, including routing, switching, and segmentation strategies Design and optimise east-west traffic flows within large-scale DC environments Collaborate with...

Network & Server Infrastructure Senior Analyst | London | TechOps 6 month contract | £500 - £550/d (Outside IR35) Oliver James have partnered with a leading European digital infrastructure business to find a talented and experienced Network & Server Infrastructure Senior Analyst to join their growing TechOps team. This is an exciting opportunity to play a key role in shaping and delivering next-generation edge infrastructure across multiple European locations, working at the forefront of the data centre industry. The Role You 'll be embedded within a high-performing TechOps Infrastructure team, taking ownership of the day-to-day operation and maintenance of Fortinet network and server infrastructure across a growing multi-site European estate. You 'll work closely with internal stakeholders, third-party vendors and managed service providers to ensure seamless delivery of Azure and server infrastructure services. This is a...

Senior Platform Engineer - Remote - Outside IR35 - 6 Months As Senior Platform Engineer (Integration) in Squad A, you will be the in-house technical authority for all API and integration work across LightSpeed's critical BSS/OSS ecosystem. You will own the build, maintenance, and evolution of integration flows connecting Salesforce Communications Cloud, NetAdmin, Nokia/Adtran, billing systems, and new services provisioning pipelines - bringing rigour, repeatability, and platform ownership to an environment that has historically relied on external managed services. This is not a back-office development role. You will be a senior contributor to the CI/CD pipeline, a guardian of integration quality across squad boundaries, and a key player in LightSpeed's journey to Engineering Maturity - working closely with the Head of OSS/BSS, the Software Solutions Architect, and cross-squad peers to establish the internal integration capability LightSpeed needs to scale. Experience...

DV Cleared Data Architect Location: UK (On-site) Security Clearance: Developed Vetting (DV) - Active & Transferable Sector: Defence / National Security Employment Type: Contract Rate: 650 - 700/ Day (Outside IR35) Duration: 6 Months We are working with a high-profile defence client on a mission-critical programme and are seeking an experienced DV Cleared Data Architect to play a key role in shaping and delivering secure, scalable data solutions within a highly regulated environment. This is an opportunity to work on complex, nationally significant systems, collaborating with senior technical and stakeholder teams to design robust data architectures that directly support operational outcomes. Key Responsibilities Lead the design and ownership of enterprise-level data architectures in a secure defence setting Define data models, integration patterns, and data governance standards Work closely with solution architects, engineers, security teams, and delivery leads...

Microsoft Dynamics 365 Customer Insights - Journeys Specialist (Hands-On Delivery Focus) Location: Remote, with onsite presence a few days per month Contract Duration: 30 April 2026 - 31 October 2026 Rate: Negotiable Outside IR35 Allocation: 100% We are currently seeking a hands-on Senior Microsoft Dynamics 365 Customer Insights - Journeys Specialist to support ongoing initiatives for our client. This role focuses on operational delivery across multiple projects in Sweden, the Netherlands, and Germany, working as part of established agile teams. This is not an architect or strategic lead role. Instead, we are looking for a practical, delivery-focused specialist who thrives in execution and day-to-day optimisation of customer journeys. The Role: As a Senior Dynamics 365 Customer Insights - Journeys Specialist, you will play a key role in building, configuring, and optimising customer journeys in active projects. You will work closely with product...