14 of 14 FIX Protocol Jobs in the UK excluding London

Central London - Hybrid - 3 days on site, 2 days remote Inside IR35 12 months Brief Our client is seeking a Low Latency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising the trading platform , delivering ultra-low latency solutions … for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain low latency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of the end-to-end performance of the platform , including debugging … Developer in front-office or trading environments Strong Java Core , multi-threading , and concurrent programming experience Proven experience with low latency system design and optimisation Hands-on experience with FIX protocol integration Solid business knowledge of FX Options trading workflows Excellent stakeholder management and communication skills Resilient, proactive, and comfortable working in a fast-paced trading environment Modis More ❯

Inside IR35 Central London - Hybrid - 3 days on site, 2 days remote 12 months Brief Our client is seeking a Low Latency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising the trading platform, delivering ultra-low latency solutions … for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain low latency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of the end-to-end performance of the platform, including debugging … Developer in front-office or trading environments Strong Java Core, multi-threading, and concurrent programming experience Proven experience with low latency system design and optimisation Hands-on experience with FIX protocol integration Solid business knowledge of FX Options trading workflows Excellent stakeholder management and communication skills Resilient, proactive, and comfortable working in a fast-paced trading environment Modis More ❯

Inside IR35 Central London - Hybrid - 3 days on site, 2 days remote 12 months Brief Our client is seeking a Low Latency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising the trading platform , delivering ultra-low latency solutions … for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain low latency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of the end-to-end performance of the platform , including debugging … Developer in front-office or trading environments Strong Java Core , multi-threading , and concurrent programming experience Proven experience with low latency system design and optimisation Hands-on experience with FIX protocol integration Solid business knowledge of FX Options trading workflows Excellent stakeholder management and communication skills Resilient, proactive, and comfortable working in a fast-paced trading environment Modis More ❯

Gradle , and continuous integration tools Confident communicator with experience in front-office trading environments Desirable Knowledge of benchmark algos (VWAP, TWAP, Arrival Price) and smart order routing Understanding of FIX protocol , market data , and exchange connectivity Experience in equities and/or derivatives electronic trading systems Exposure to agile development and high-frequency trading architectures McGregor Boyall is More ❯

Proven background in FX trading systems, pricing, and risk management Deep understanding of CPU architecture, cache optimisation, and Linux performance tuning Expertise in networking and messaging (TCP, UDP, Multicast, FIX) Knowledge of quantitative instruments and algorithmic trading Experience implementing controls in automated trading environments Skilled in TDD, automated testing frameworks, CI/CD, and API design Ability to translate More ❯

side or front office environment would be highly beneficial. Experience of developing low-level, high performance systems. Familiarity with Service Orientated Architecture, concurrency models and threading, multicast messaging or FIX message protocols would be advantageous. Key Skills: C++ (ideally version 17 or later), Red Hat Linux (ideally V7 or later), Low Latency/High Performance trading applications/platforms. More ❯

C#, ASP.NET, MVC, HTML, CSS, JavaScript, Entity Framework, SQL. Azure Service Bus. C++, FIX protocol, SignalR, RabbitMQ, Azure DevOps. Great new permanent opportunity to join our client-based London area. They are a quality-driven development team focused on delivering a great product. The environment is collaborative with real, in-depth technical expertise in their financial sector. It More ❯

SQL queries and a strong understanding of relational databases Scripting experience e.g. bash/shell, python or similar Proficient with Microsoft Excel and other Microsoft Office products Experience with FIX Protocol Proven use of G.I.T or similar Excellent communication skills with an ability to explain technical concepts in simple terms to a non-technical audience Experience supporting production More ❯

as Azure DevOps, Jenkins, or Octopus for CI/CD. Understanding of Agile methodologies and collaborative software development practices. Bonus: experience in financial services or familiarity with trading systems, FIX protocol, or FX products. More ❯

distributed, performance-critical systems What we're looking for: Strong experience in low-latency Java within trading, eFX or electronic markets Deep understanding of networking (TCP/UDP/FIX), Linux tuning, performance profiling Background in designing high-performance architectures and distributed systems Strong grasp of FX pricing, risk, and trading workflows Solid engineering fundamentals: testing, CI/CD More ❯

data, including JSON and XML. Proficiency with Sparx Enterprise Architect, Erwin, PowerDesigner, or Visual Paradigm is key, alongside familiarity with SQL, Python, and financial data standards such as FIBO, FIX, or FpML. Drawing on your consulting background, you'll bring a strategic mindset, clear communication, and hands-on expertise to deliver value-driven outcomes for clients. Interview Process More ❯

financial services data modelling within data migration or architecture programmes Strong grasp of data modelling layers and standards (conceptual, logical, physical) Familiarity with financial reference models such as fpML, FIX, or FIBO Skilled in data model documentation, stakeholder engagement, and metadata practices Understanding of RDBMS, UML, JSON/XML schemas, and project lifecycles (Agile preferred) Bonus Points For Hands More ❯

The ideal candidate will possess the following: Customer focus - works to understand business requirements and recommends practical and timely solutions Analytical skills and SQL/Excel proficiency Experience of FIX and desk based dealing applications in an enterprise environment Understanding of investment products (funds, ETFs, equities, Fixed Income, OTC) Experience with Front Office systems and knowledge of trade life More ❯

team culture of diversity, opportunity, inclusion, and respect Design, build, and maintain automation frameworks for trading systems covering UI, API, and microservices layers Ensure quality across low-latency applications, FIX protocol-based APIs, and messaging middleware (Kafka, MQ, or GraphQL) Integrate test automation into CI/CD pipelines using Jenkins for continuous validation and deployment Execute performance testing More ❯