27 senior data architect jobs found

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...

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...

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...

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...

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....

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...

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 Ensure...

PMO Lead - Major Infrastructure Programme Location: Dartford (Hybrid - 3 days on-site, Tuesday to Thursday) Rate: £650 per day (Outside IR35) Duration: 12 to 18-month contract A Tier 1 construction firm is seeking an expert PMO Lead to establish and manage a critical, multi-million-pound programme. This isn't a 'maintenance' role; we require an architect who can design the governance framework from the ground up and drive the operational rhythm to ensure delivery excellence. You will act as the 'conscience of the programme,' providing the executive team with the transparent data and insights needed to make high-stakes strategic decisions. Key Responsibilities Define and embed the PMO operating model, including governance standards, reporting cycles, and quality assurance frameworks. Develop and oversee complex, multi-workstream schedules, ensuring all dependencies and critical paths are visible and managed. Lead the identification and mitigation of Risks,...

Enterprise Data Architect (Security Cleared) Location: London / Hybrid Security Clearance: SC or DV (mandatory) Employment Type: Contract Duration: 6 Months Rate: Competitive (Outside IR35) Overview We are seeking an experienced Enterprise Data Architect with active UK Security Clearance (SC or DV) to lead the design and evolution of large scale, secure data architectures within a complex enterprise environment. This role is critical to shaping long term data strategy, ensuring secure data integration, and enabling analytics and operational insight across mission critical systems. Key Responsibilities Define and own enterprise wide data architecture aligned to business and security requirements Design scalable, resilient data platforms supporting analytics, operational reporting, and data sharing Establish data standards, reference architectures, and best practices Work closely with security, solution architects, and engineering teams to ensure...

PMO Lead - Major Infrastructure Programme Location: Dartford (Hybrid - 3 days on-site, Tuesday to Thursday) Rate: £650 per day (Outside IR35) Duration: 12 to 18-month contract A Tier 1 construction firm is seeking an expert PMO Lead to establish and manage a critical, multi-million-pound programme. This isn't a "maintenance" role; we require an architect who can design the governance framework from the ground up and drive the operational rhythm to ensure delivery excellence. You will act as the "conscience of the programme," providing the executive team with the transparent data and insights needed to make high-stakes strategic decisions. Key Responsibilities Define and embed the PMO operating model, including governance standards, reporting cycles, and quality assurance frameworks. Develop and oversee complex, multi-workstream schedules, ensuring all dependencies and critical paths are visible and managed. Lead the identification and mitigation of...

Senior Solutions Architect | £600 - £650 We're working with a respected UK consultancy delivering high-impact digital transformation within the public sector on this exciting opportunity. You will be at the forefront of a high-profile Government program, leveraging your expertise in AWS and secure data practices to drive innovation while maintaining rigorous security standards. This is a chance to shape the technical direction of a critical product in a fast-paced environment. You'll bridge the gap between complex AWS cloud architecture and stakeholder vision, ensuring that every architectural decision balances rapid delivery with long-term scalability and compliance. The Role Lead the technical architecture and product direction for a high-profile Government digital service, ensuring alignment with user needs and technical feasibility. Collaborate with AWS platform teams to oversee managed cloud architecture, ensuring robust performance and cost-efficiency....

Lead Integration Architect 12 Months Contract Outside IR35 £600 to £650 a day 3 days a week in Dartford Kent A global powerhouse in the Infrastructure and Built Environment sector is urgently seeking a visionary Integration Architect to spearhead the connectivity for a multi-million-pound Digital Manufacturing Cloud (DMC) transformation. This isn't a maintenance role. You will own the entire integration architecture, acting as the master orchestrator for a complex ecosystem. You will ensure that high-level ERP and HR systems communicate perfectly with the precision-engineered data flows of PLM, MES, and QMS platforms. As an integration Architect you will have the following responsibilities Define the integration architecture that allows disparate enterprise systems to speak a single, fluent language. Manage APIs, interfaces, and complex data streams to ensure seamless, real-time interoperability. Act as the guardian of architectural integrity across all...

Job Information Date Opened 16/04/2026 Job Type Contract Work Experience 5+ years Industry IT Services Salary 650 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC2P Job Description About Scrumconnect Scrumconnect is a leading digital transformation consultancy delivering user-centred, innovative solutions across the UK public and private sectors. We specialise in helping organisations design, build, and scale digital services that make a real impact. Our teams work closely with clients to solve complex challenges using modern technologies, agile methodologies, and a strong focus on user needs.   About the role You will act as an independent technical assessor and solution architect, reviewing digital products end-to-end — from codebase to architecture — and producing detailed,...

Full job description Job Information Date Opened 16/04/2026 Job Type Contract Work Experience 5+ years Industry IT Services Salary 650 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC2P About Scrumconnect Scrumconnect is a leading digital transformation consultancy delivering user-centred, innovative solutions across the UK public and private sectors. We specialise in helping organisations design, build, and scale digital services that make a real impact. Our teams work closely with clients to solve complex challenges using modern technologies, agile methodologies, and a strong focus on user needs.   About the role You will act as an independent technical assessor and solution architect, reviewing digital products end-to-end — from codebase to architecture — and producing...

Lead Integration Architect 12 Months Contract Outside IR35 £600 to £650 a day 3 days a week in Dartford Kent A global Powerhouse in the Infrastructure and Built Environment sector is urgently seeking a visionary Integration Architect to spearhead the connectivity for a multi-million-pound Digital Manufacturing Cloud (DMC) transformation. This isn't a maintenance role. You will own the entire integration architecture, acting as the master orchestrator for a complex ecosystem. You will ensure that high-level ERP and HR systems communicate perfectly with the precision-engineered data flows of PLM, MES, and QMS platforms. As an integration Architect you will have the following responsibilities Define the integration architecture that allows disparate enterprise systems to speak a single, fluent language. Manage APIs, interfaces, and complex data streams to ensure seamless, Real Time interoperability. Act as the guardian of architectural integrity across all system...

AWS Cloud Architect| 6 Month Contract (with extensions) | (Outside IR35) | Hybrid (Edinburgh) | Starting ASAP Scotland based candidates please Day Rate: £650 Job Description: Harvey Nash's public sector client is recruiting for an AWS Cloud Architect. They are embarking on a new Cloud IT project migrating our key applications over to AWS Cloud Technologies. Main Duties: You will: Work within an architecture team to: Analyse and assess the existing on-premises IT estate. Define an alternative hosting strategy within Amazon Web Services. Develop a roadmap for migration of core services to cloud. Define a migration strategy. Undertake structured analysis of technical issues and translate into technical solutions Identify improvements, enhancements, risks and issues. Look for opportunities to define reusable components and patterns Communicate with both technical and non-technical stakeholders. Ensure all architecture is secure by design and adheres to...

AWS Cloud Architect| 6 Month Contract (with extensions) | (Outside IR35) | Hybrid (Edinburgh) | Starting ASAP Scotland based candidates please Day Rate: £650 Job Description: Harvey Nash's public sector client is recruiting for an AWS Cloud Architect. They are embarking on a new Cloud IT project migrating our key applications over to AWS Cloud Technologies. Main Duties: You will: Work within an architecture team to: Analyse and assess the existing on-premises IT estate. Define an alternative hosting strategy within Amazon Web Services. Develop a roadmap for migration of core services to cloud. Define a migration strategy. Undertake structured analysis of technical issues and translate into technical solutions Identify improvements, enhancements, risks and issues. Look for opportunities to define reusable components and patterns Communicate with both technical and non-technical stakeholders. Ensure all architecture is secure by design and adheres...

Role: Solution Architect - PLM & Enterprise Systems Rate: £650 per day (Outside IR35) Duration: (12-Month Contract) with a possibility of extension Location: Dartford, Kent (3 days per week on-site) The Opportunity 'Work for a global leader in world-class engineering and construction, renowned for delivering some of the UK's most iconic infrastructure and complex high-tech manufacturing projects.' We are seeking a high-caliber Solution Architect to lead the architectural vision across our clients Product Lifecycle Management (PLM) and non-SAP enterprise landscape. This is a critical role in a complex, multi-system environment where you will bridge the gap between engineering, HR, and manufacturing operations. You will be the technical authority ensuring that our clients specialist platforms are seamlessly integrated, scalable, and aligned with their broader digital transformation goals. Experience & Requirements PLM Expertise: Proven track record...