Freelance job Data Engineer

Lead Data EngineerOutside IR35SC Clearance required6months+Key responsibilities will include:* Perform updates and changes to the Physical Data Model* Designing and building PostgreSQL functions called from the API tier* Act as an SME on the Physical Data Model to become a trusted advisor to other teams that have data requirements and translate these into deployable changes* Collaborate with the Data Architect to improve the PDM and surrounding processes * Support and mentor members of the Physical Data Model team* Keep appraised of latest technology changes and data best practices to be used by the team * Work with the delivery manager to develop issues in Jira that are refined and detailed enough to be considered ready for development* Working closely with the Logical Data Model (LDM) team on collaborative tasks and helping keep both teams aligned* Lead data workshops with key stakeholders across business, data and system areas helping to formalise and document requirements. (Multi-Vendor Environment).* Own data architecture and design artefacts aligned to CDIO standards.* Refining of SQL queries and functions to be more performant * Design and implement unit and regression tests on the database* Co-own the CI/CD deployment pipeline with senior/lead DAL developer(s) deploying the PDM components as code, using Liqiubase* Performing impact analysis on releases to pre-empt any issues these may cause and performing deployments.* Ownership of cloud-based data platforms and their performance (e.g. Azure PostgreSQL Flexible Server)* Reviews reference data changes for impact to coupled codeJob Requirements* Experience of designing/working with generic/abstract data models* Experience with data modelling tools - preferably SparxEA* Experience creating and maintaining data and design artefacts * Strong problem-solving abilities in the context of complex data models * Strong experience with PostgreSQL* Experience creating and tuning complex SQL queries (e.g. self-referencing hierarchies, KVP structures)* Strong experience with Database as Code tools - preferably Liquibase * Experience with cloud based database platforms - preferably Azure PostgreSQL Flexible Server * Experience working in Agile delivery - particularly Scrum & SAFe.* Experience with Microsoft Dataverse* Experience creating data architecture artefacts/documentation * Formal training/academic qualifications relevant to the role * SAFe Agile qualifications (desirable)* Any Microsoft data-based certifications (desirable)Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds.Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.