Backend Java Developer – Capital Markets (FX Systems).

Role: Backend Java Developer –
Capital Markets (FX Systems)

Location: London – Hybrid - 3 days
client location / 2 days WFH

Start Date: September / October

End Date: 6 months 

Rate
Breakdown

Daily Rate: £400 per day (Inside IR35)

Daily ACR: £308.33, plus daily holiday pay of £37.21

Equivalent
annual salary: £80,164.68 (including
holiday paid upfront)

Payroll
provider – Rockford Payroll  Info for
Contingent Workers – Rockford Pay

This is an exciting opportunity to join Deloitte
Operations for an engagement with one of our clients.

The Role

We are seeking a skilled Backend Java Developer with expertise in Spring
Boot and Hibernate to join our dynamic team supporting Capital Markets clients.
This role focuses on building scalable, secure, and high-performance backend
applications that power FX trading and related financial systems. You will work
closely with cross-functional teams to design, develop, and maintain critical
components of our FX platforms, ensuring robustness and efficiency in a
fast-paced trading environment.

Key Responsibilities

·       Design, develop, and maintain scalable backend applications using Java,
Spring Framework, and Spring Boot.

·       Develop and thoroughly test secure RESTful APIs using Spring Boot and
tools such as Postman.

·       Integrate and manage databases leveraging Spring Data JPA and Hibernate
ORM, specifically for FX trading systems.

·       Collaborate with front-end developers, QA engineers, and business
analysts to deliver high-quality software solutions.

·       Participate in code reviews, troubleshooting, and performance tuning to
ensure system reliability and scalability.

·       Stay updated with emerging technologies and best practices in Java
development and Capital Markets.

Experience & Skills Required

·       Proven experience building robust, scalable server-side applications,
RESTful APIs, and microservices using Java.

·       Strong knowledge of Spring Framework, including Spring Boot and Spring
Data JPA.

·       Hands-on experience with Hibernate ORM for database integration.

·       Experience working with FX applications or Capital Markets systems is
highly preferred.

·       Familiarity with API testing tools such as Postman.

·       Good understanding of software development lifecycle, version control,
and agile methodologies.

·       Strong problem-solving skills and ability to work effectively in a
collaborative team environment.