251 to 275 of 417 FIX Protocol Jobs in London

STEM-related subject. At least eight years of commercial Java experience. Experience working on the development of electronic trading software is required for this position. Java concurrency is essential. FIX Protocol - FIX Connectivity - ITCH experience - desirable. The team works closely with quants so ideally, the Java Software Engineer will see a future in quantitative engineering, statistical analysis More ❯

STEM-related subject. At least eight years of commercial Java experience. Experience working on the development of electronic trading software is required for this position. Java concurrency is essential. FIX Protocol - FIX Connectivity - ITCH experience - desirable. The team works closely with quants so ideally, the Java Software Engineer will see a future in quantitative engineering, statistical analysis More ❯

STEM-related subject. At least eight years of commercial Java experience. Experience working on the development of electronic trading software is required for this position. Java concurrency is essential. FIX Protocol - FIX Connectivity - ITCH experience - desirable. The team works closely with quants so ideally, the Java Software Engineer will see a future in quantitative engineering, statistical analysis More ❯

STEM-related subject. At least eight years of commercial Java experience. Experience working on the development of electronic trading software is required for this position. Java concurrency is essential. FIX Protocol - FIX Connectivity - ITCH experience - desirable. The team works closely with quants so ideally, the Java Software Engineer will see a future in quantitative engineering, statistical analysis More ❯

STEM-related subject. At least eight years of commercial Java experience. Experience working on the development of electronic trading software is required for this position. Java concurrency is essential. FIX Protocol - FIX Connectivity - ITCH experience - desirable. The team works closely with quants so ideally, the Java Software Engineer will see a future in quantitative engineering, statistical analysis More ❯

challenging role involves understanding client requirements, facilitating workshops, mapping requirements to existing capabilities, providing solutions for gaps, and developing functionalities as needed. Technical Consultants/Analyst Developers must have: FIX Experience Cloud experience with containerization (Docker, Kubernetes), Relational and NoSQL databases, Messaging (RabbitMQ), Repository (BitBucket), or Helm Charts (not all necessary) Good knowledge of design patterns and integration techniques More ❯

an array of talented professionals, then this is the role for you. Requirements Previous experience supporting trading environments including platforms and internal/external users Strong knowledge of Linux, FIX protocol and relational databases such as SQL Server Experience with OMS/PMS Ability to script in Python and/or Bash is a bonus Familiarity with asset More ❯

changes (e.g., MiFID II) ⸻ Requirements: • 2-5 years in Fixed Income, Rates or Credit eTrading is a MUST • Strong product knowledge (govies, swaps, futures) and eTrading workflows • Experience with FIX protocol, market connectivity, and trading systems • Excellent communication and stakeholder management skills More ❯

changes (e.g., MiFID II) ⸻ Requirements: • 2-5 years in Fixed Income, Rates or Credit eTrading is a MUST • Strong product knowledge (govies, swaps, futures) and eTrading workflows • Experience with FIX protocol, market connectivity, and trading systems • Excellent communication and stakeholder management skills More ❯

changes (e.g., MiFID II) ⸻ Requirements: • 2-5 years in Fixed Income, Rates or Credit eTrading is a MUST • Strong product knowledge (govies, swaps, futures) and eTrading workflows • Experience with FIX protocol, market connectivity, and trading systems • Excellent communication and stakeholder management skills More ❯

changes (e.g., MiFID II) ⸻ Requirements: • 2-5 years in Fixed Income, Rates or Credit eTrading is a MUST • Strong product knowledge (govies, swaps, futures) and eTrading workflows • Experience with FIX protocol, market connectivity, and trading systems • Excellent communication and stakeholder management skills More ❯

changes (e.g., MiFID II) ⸻ Requirements: • 2-5 years in Fixed Income, Rates or Credit eTrading is a MUST • Strong product knowledge (govies, swaps, futures) and eTrading workflows • Experience with FIX protocol, market connectivity, and trading systems • Excellent communication and stakeholder management skills More ❯

stakeholder management skills; ability to build relationships with development teams, business users, and vendors. Methodical approach with experience in ITIL, change management, and process improvement. Experience with API onboarding, FIX messaging, market connectivity, and supporting high-frequency trading platforms; flexibility to work shifts and manage upgrades. Previous experience supporting clients in technical advisory roles, with understanding of compliance, risk More ❯

asset classes, including Equities, Options, Futures, or Fixed Income. Excellent documentation and requirement elicitation skills. Hands-on programming experience (ideally Python, Java or KDB+/q). Understanding of FIX protocol. This is a rare opportunity to contribute to mission-critical technology projects in a collaborative, high-caliber environment. If you're passionate about leveraging your technical and analytical More ❯

required Nice to have: Proficiency in Python Proficiency with Linux platform Strong analytical and problem-solving skills; ability to work in fast-paced environments delivering quality solutions Knowledge of FIX and other exchange connectivity protocols Knowledge of market microstructure, Smart Order Routing, and Order Management systems Reasonable Adjustments: Respect and equality are core values to us. We are proud More ❯

to write code ideally Strong knowledge of Windows/Linux environments (commands, ability to create complex batches) Service management and monitoring tools : Splunk, Autosys, Geneos Strong knowledge of MarkitWire FIX protocol (v4.4) The role is based in London on a hybrid basis. The role could be open to contractors under umbrella. More ❯

innovation. Key Qualifications: Proven experience in trade flow or trading application support. Proficient in Linux operating systems. Strong scripting skills in Bash and Python. Experience with SQL Experience with FIX protocol Bachelor's Degree in Computer Science, Engineering, or a related field. Highly detail-oriented with excellent problem-solving skills and a proactive mindset. Strong communication skills to More ❯

able to manage an ongoing system issue to its conclusion Have experience working with Linux/Unix systems and using the command-line interface Have a solid understanding of FIX protocol and electronic trading systems Be confident with technology to enable you to understand our service Be a collaborative thinker - able to share responsibility and ownership of issues More ❯

book dynamics and pricing techniques Proven track record in Java programming, specifically in building fast, low-latency trading systems Strong familiarity with market data and order execution protocols (e.g. FIX, binary, or custom APIs) Hands-on experience with JVM tuning, garbage collection, and deep performance analysis Knowledge of fast messaging and data serialization technologies for high-speed environments Proficiency More ❯

high-performance Java applications for FX pricing, trading, and risk. Optimise and maintain multithreaded systems to support low-latency execution. Work with large-scale, high-throughput messaging systems (e.g., FIX, Kafka). Collaborate with cross-functional teams to deliver robust, scalable software solutions. Continuously improve performance, reliability, and observability of trading systems. Required Skills & Experience: Strong proficiency in Core … multithreading and concurrency . Solid understanding of low-latency design patterns and performance optimisation. Experience building and supporting real-time or high-throughput systems. Familiarity with messaging protocols (e.g., FIX, MQ, Kafka). Good grasp of data structures, memory management, and JVM tuning. Strong problem-solving and debugging skills in a time-sensitive environment. Desirable: Previous experience in an More ❯

high-performance Java applications for FX pricing, trading, and risk. Optimise and maintain multithreaded systems to support low-latency execution. Work with large-scale, high-throughput messaging systems (e.g., FIX, Kafka). Collaborate with cross-functional teams to deliver robust, scalable software solutions. Continuously improve performance, reliability, and observability of trading systems. Required Skills & Experience: Strong proficiency in Core … multithreading and concurrency . Solid understanding of low-latency design patterns and performance optimisation. Experience building and supporting real-time or high-throughput systems. Familiarity with messaging protocols (e.g., FIX, MQ, Kafka). Good grasp of data structures, memory management, and JVM tuning. Strong problem-solving and debugging skills in a time-sensitive environment. Desirable: Previous experience in an More ❯

relationship building skills Service oriented attitude Experience working or leading requirement gathering efforts for multiple large development projects at one-time Proficient using basic technical tools and systems (Unix, FIX & SQL) Strong interpersonal and communication skills (dealing with traders) Education: Bachelor's/University degree What we'll provide you By joining Citi London, you will not only be … relationship building skills Service oriented attitude Experience working or leading requirement gathering efforts for multiple large development projects at one-time Proficient using basic technical tools and systems (Unix, FIX & SQL) Strong interpersonal and communication skills (dealing with traders) Education: Bachelor's/University degree What we'll provide you By joining Citi London, you will not only be More ❯

standards and network protocols. Experience with writing low latency single and concurrent threaded applications. Understanding of the C++ development life cycle and tooling on RHEL Linux. Exposure to the FIX protocol. Exposure to test-driven development. Minimum 3 days in the office is required. No sponsorship is given on this occasion. Contact Ciara Clarke for a confidential discussion on More ❯

global Futures & Options market structure, including exchanges, regulations (MiFID II, CFTC), and clearing processes. Expertise in electronic trading, including leading Futures & Options ISVs, vendor EMS products, client connectivity solutions, FIX Protocol, and algorithmic trading. Understanding of technology systems and platforms, including the integration and implementation of Order Management Systems. Skilled in leveraging technology to enhance trading performance and More ❯

/CD pipelines and source control (e.g., Git). Strong problem-solving and communication skills. Detail-oriented and disciplined in issue follow-through. Nice-to-Have Skills Knowledge of FIX, WebSocket, or REST protocols used in trading systems. Experience working in Agile environments. Exposure to test coverage reporting tools (e.g., Jacoco, SonarQube). Previous internship or project experience with More ❯