Job Details

Fidessa Developer

Fidessa Developer

📍 St Paul's, Greater London
£70 per hour
£70 - £75/hour
Industry: IT
Applications: <10
Posted: 15-09-2026
Company: Apex Systems US
Type: Contract
Reference: 225609118

Job Description:

Overview

We are seeking an experienced Fidessa Developer to join a global Equities Cash Technology team supporting institutional and retail trading businesses.

This is a hands-on development role focused on the customisation, enhancement, implementation and support of a highly tailored Fidessa environment. The successful candidate will have deep expertise in Fidessa architecture and a proven track record developing solutions directly within OMS/EMS platforms.

This is not a support, QA, business analysis or integration-focused position. We are specifically seeking candidates who have developed and customised functionality inside Fidessa.

Key Responsibilities

Develop, customise and enhance Fidessa trading applications and workflows.

Build custom screens, business logic, order management functionality and workflow automation.

Deliver ongoing platform enhancements and participate in Fidessa upgrades.

Develop and maintain TCL-based solutions within the Fidessa platform.

Integrate external market and trading data feeds, including RTD solutions.

Collaborate with technology teams, project managers and business stakeholders on strategic initiatives.

Support production trading systems and contribute to DevOps and automation efforts.

Required Experience

Candidates must demonstrate:

Technical Skills

Experience with a broad range of Fidessa products is highly desirable, including CASE, FBL, TOP (OMAR, TMAR, PMAC), PAIRS, NMS, FIX+, APAS and FDA.

Additional technical experience may include:

Desirable Skills

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