Financial Services Technology
FIX Developer Jobs & Careers
Looking for your next FIX Developer opportunity?
HOK Consulting connects FIX Developers with investment banks, trading firms, exchanges, brokers, FinTech businesses and financial institutions building high-performance electronic trading and market connectivity systems.
Whether your experience covers FIX Protocol, FIX connectivity, Java, C++, low-latency development, order management systems or electronic trading platforms, explore current opportunities or upload your CV to join HOK’s technology talent network.
Current FIX Developer Jobs
Explore current FIX Developer opportunities available through HOK Consulting.
Can’t see the right FIX Developer role?
If there are currently no suitable FIX Developer vacancies listed, upload your CV and tell us what you’re looking for. Our team can contact you when a relevant permanent, contract or interim opportunity becomes available.
What Does a FIX Developer Do?
FIX Developers build and maintain software that enables financial institutions and trading organisations to exchange orders, executions, market data and other trading messages using the Financial Information eXchange (FIX) Protocol.
The role is particularly common within electronic trading environments where fast, reliable connectivity is required between trading platforms, exchanges, brokers, liquidity providers and clients.
FIX Developers may work on connectivity gateways, order routing, execution management systems, trading platforms and integration services, often alongside trading technology engineers, quantitative developers, low-latency engineers and production support teams.
FIX Developer Skills & Experience
The exact technical requirements vary between trading environments, but FIX Developer roles commonly involve experience across areas such as:
- Financial Information eXchange (FIX) Protocol
- FIX Connectivity
- Electronic Trading
- Java
- C++
- Python
- SQL
- Low-Latency Systems
- Multithreading
- Concurrent Programming
- Algorithmic Trading
- Order Management Systems (OMS)
- Execution Management Systems (EMS)
- Smart Order Routing
- Market Connectivity
- Market Data
- Trading APIs
- TCP/IP Networking
- Messaging Systems
- Linux
- Kafka
- Performance Optimisation
- CI/CD
- Capital Markets
FIX Developers may specialise in exchange connectivity, client connectivity, order routing, execution platforms or wider electronic trading infrastructure.
Strong knowledge of the FIX Protocol is normally combined with solid software engineering skills and an understanding of how orders and executions move through electronic trading systems.
Typical FIX Developer Responsibilities
- Developing and maintaining FIX connectivity services
- Building connections to exchanges, brokers, clients and liquidity providers
- Implementing and supporting FIX message workflows
- Developing order routing and execution functionality
- Integrating trading platforms with external counterparties
- Configuring and maintaining FIX sessions
- Investigating rejected, missing or incorrectly mapped trading messages
- Optimising application performance and latency
- Building monitoring and diagnostic tools for trading connectivity
- Supporting testing and certification with exchanges and counterparties
- Working with traders, support teams and other technology specialists
- Supporting production electronic trading environments
Responsibilities vary depending on whether the role focuses on exchange connectivity, client onboarding, order management, execution technology or wider electronic trading platform development.
FIX Developer Salary Expectations
FIX Developer salaries vary according to experience, location, programming language, trading domain knowledge and the performance requirements of the systems being developed.
Permanent FIX Developer
Around £100,000 per year
Current England FIX Protocol median
Contract FIX Developer
Around £755 per day
Current UK FIX Protocol contract median
Senior FIX Developers with strong electronic trading, low-latency, Java, C++ or exchange connectivity experience may command significantly higher salaries or contract rates, particularly within London-based capital markets and quantitative trading environments.
Salary information is provided as a general market guide using current vacancies requiring FIX Protocol expertise. Individual packages vary considerably according to role seniority, trading environment and location.
FIX Developer Career Progression
FIX Developers can progress into senior engineering, electronic trading and specialist architecture positions.
Typical FIX Developer Career Path
Alternative Career Paths
FIX Developers may also progress into roles such as:
- Low Latency Engineer
- Trading Technology Engineer
- Senior Software Engineer
- Electronic Trading Architect
- Technical Lead
- Engineering Manager
The right progression depends on whether you want to specialise further in FIX and market connectivity, move into low-latency engineering, take ownership of wider trading platforms or progress into technical leadership and architecture.
Your Next Move
Looking for Your Next FIX Developer Opportunity?
If you’re considering your next permanent position, contract assignment or interim opportunity, send HOK Consulting your CV.
Tell us about the FIX environments you’ve worked with, your programming languages, asset classes and the type of electronic trading opportunity you’re looking for.
Specialist Recruitment
Financial Services Technology Recruitment
FIX Development forms part of HOK Consulting’s wider Financial Services Technology recruitment expertise, connecting organisations with specialists across electronic trading, capital markets, FinTech, banking, payments and financial technology engineering.
Hiring?
Recruiting FIX Developers?
HOK Consulting supports investment banks, trading firms, exchanges, brokers, FinTech businesses and financial institutions looking for experienced FIX Developers across permanent, contract and interim requirements.
Whether you’re developing new exchange connectivity, improving electronic trading infrastructure, expanding an order routing platform or strengthening your FIX engineering capability, speak to HOK about your requirements.