3 of 3 Temporary PostgreSQL Jobs in the UK

Senior NET Developer – Oracle to PostgreSQL Migration Project Location: Nottingham/London - Hybrid Length: ASAP – Jan 2026 (6 months) Rate: £540 Hours: 9-6pm About the Project We are undertaking a strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C#). This is not a simple lift … existing team to re-engineer Oracle PL/SQL stored procedures into C# services. Design and implement .NET-based components that integrate with both legacy PHP systems and new PostgreSQL databases. Work closely with business analysts and stakeholders to ensure functional parity and identify opportunities for enhancement. Participate in the design of a hybrid architecture that supports phased migration. Use … years of experience in .NET/C# development, with a strong focus on backend services and data access layers. Proven experience in migrating legacy systems, especially from Oracle to PostgreSQL or similar. Strong understanding of PL/SQL and experience translating stored procedures into application logic. Familiarity with PostgreSQL, including performance tuning and SQL dialect differences. Experience working in hybrid More ❯

is the migration of a large and complex Oracle database, which includes over 240 stored procedures and extensive embedded business logic. The existing Oracle database will be migrated to Postgres or MySQL and testing this will be critical.This is not a straightforward lift-and-shift. The migration involves: Re-engineering procedural logic from PL/SQL into C# application code … on re-architecture rather than direct translation. Strong understanding of Oracle internals and how database logic integrates with external systems. Experience migrating data from Oracle to other databases especially Postgres/MySQL. Ability to work collaboratively in a cross-functional team environment. Strong problem-solving ability and attention to technical detail. Excellent communication skills, with the ability to document and More ❯

business logic from the database into the application tier, while continuing to support business-as-usual operations throughout a phased migration. The existing Oracle database will be migrated to Postgres or MySQL and testing this will be critical. This is not a simple platform swap it’s a structural and functional re-architecture that requires careful validation to ensure that More ❯