Java Developer

AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies.

Our Contingent Workforce Solutions (CWS) is one of our service offerings. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed.

Our Client is a big four consultancy firm with a global presence, operating in over 150 countries. This organisation works with many public and private companies spanning multiple industries. The advisory work that they cover spans across audit, Accountancy, tax, corporate finance and consulting.

On behalf of this organisation, AMS are looking for a Java Developer for a 6 Month contract based in London with 3 days/week in office.

Purpose of the role:

We are looking for a Java Integration Engineer to analyse, enhance and integrate complex enterprise applications within a global financial services environment. The role will use Java, Oracle and the Spring Framework to support highly customised legacy platforms and process large-scale external data feeds. You will help protect data integrity across downstream ledger, risk and margin systems by documenting data lineage and metadata. Working across Agile and Waterfall delivery, you will translate business requirements into robust technical solutions and collaborate effectively within a highly matrixed organisation.

What you'll do:

Design and build Spring Batch and Spring Integration pipelines to ingest, transform, and validate large-scale daily CCP clearing and market data feeds.

Produce comprehensive architectural specifications and interface inventories by reverse-engineering legacy code, PL/SQL packages, and database dependencies.

Establish robust data mappings, lineage tracking, and schema definitions that maintain strict ledger, risk, and margin data integrity.

Develop scalable, highly concurrent Java and Spring Boot microservices backed by optimized, low-latency Oracle SQL and PL/SQL procedures.

Coordinate with multi-disciplinary global stakeholders to deliver clear, business-to-technical functional designs and end-to-end Agile/Wat...