15 of 15 Permanent Senior Systems Developer Jobs

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a small but extremely talented development team. You will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects More ❯

Recruitment Location: london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Trading Software Developers required for an excellent client who are in the trading industry and their office is based in the City of London. The successful Software Developer More ❯

Senior C# Developer/Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking/financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer you will work on critical systems across front, middle and back office systems to support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient real-time data processing, reporting and automation of operational workflows. You'll focus on building C#, WinForms, WPF desktop applications and design and implementation …/or Angular. This is a senior, hands-on position, you'll collaborate with colleagues in the US and Canada and be the sole resource on these systems for the UK. Location/WFH: You'll join colleagues in the London office with flexibility to work from home once a week; there's a friendly and collaborative More ❯

Senior C# Developer/Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking/financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer you will work on critical systems across front, middle and back office systems to support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient real-time data processing, reporting and automation of operational workflows. You'll focus on building C#, WinForms, WPF desktop applications and design and implementation …/or Angular. This is a senior, hands-on position, you'll collaborate with colleagues in the US and Canada and be the sole resource on these systems for the UK. Location/WFH: You'll join colleagues in the London office with flexibility to work from home once a week; there's a friendly and collaborative More ❯

Summary: A boutique prop trading firm with a strong focus on high quality technology and systematic and quant trading models are looking for a Senior C# Developer to join their small, agile, London-based team. With zero red tape or bureaucracy often associated with bigger buy-side firms and investment banks, this London-based team of … engineers, researchers, modellers and traders know how to get things done in a cutting-edge market. Working next to the business, the successful C# Developer will be working with vast, complex data sets, and will be building algorithmic trading models and infrastructure in C#/.NET Core and SQL, directly with London-based quants and traders. Requirement s More ❯

Role: Python Developer Salary : £140,000 P/A + Bonus + Benefits Location: London Client : Top Fintech My client is a well-established and successful tech house working in the finance sector who are looking for a Python Developer, with outstanding technical and communication skills to join their existing team of software engineers! You will More ❯

Senior Developer - Systematic Trading Tools (C#/Rust) Senior Developer - Systematic Trading Tools (C#/Rust) 2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Overall Purpose of the Role We are seeking a senior technology developer … production deployment and operational readiness. The role is currently based in London, with the expectation of relocating to Singapore after approximately six months. Key Responsibilities Take ownership of existing systems and processes, ensuring their stability and effectiveness Design and implement new solutions in response to evolving requirements, maintaining close communication with traders and other stakeholders Collaborate with other developers … Rust experience (preferred) or strong C++ background with a desire to learn Rust on the job Proficient in Python (desired) Solid understanding of relational databases (required) Familiarity with messaging systems such as RabbitMQ or Kafka (preferred) Highly motivated, pragmatic, and solutions-focused, with a "smart and get things done" mindset Willingness to relocate to Singapore after an initial London More ❯

AEITS, Inc. is seeking a Senior Software Developer with expertise in ServiceNow and a proven track record in enterprise software development to support our mission-focused software development team. In this position, you will support our customer in the Annapolis Junction, MD area. In this role, you will provide technical leadership, contribute to the full software … complex systems. Mission: As a Software Developer supporting this government program, you will lead the design, development, and optimization of ServiceNow-based solutions to support enterprise-wide systems and ensure alignment with organizational and security standards. You will apply expert-level knowledge across the software development lifecycle, driving innovation while maintaining system integrity, performance, and compliance. Location … Certified System Administrator Requirements: U.S. Citizenship TS/SCI with Polygraph Bachelor's Degree and 20 years of relevant experience Research, design, develop, and/or modify enterprise-wide systems and applications Apply expert-level knowledge to all phases of the software development lifecycle (SDLC) Lead efforts in software updates, refinement, testing, debugging, and documentation Ensure code and configuration More ❯

approximately US$121 billion on behalf of major pension funds, endowments, foundations, governments and other investors based in the U.S. and abroad.**Position Overview:**We are seeking a senior quant developer to join the Implementation team. You will be part of a small team of domain experts who are responsible for the ongoing design, development, and … and will lead the build-out of industry-leading capabilities for trading high-yield and investment-grade corporate bonds.The ideal candidate will have hands-on experience with engineering complex systems and pipelines, as well as experience with Python/Pandas/Polars, SQL, AWS, Portfolio Construction/Optimization, Trading and Trading Systems, and Simulation. Prior experience with systematic More ❯

Senior C++ Quantitative Developer - Ultra High Frequency Trading Location: London Established HFT firm seeking an experienced C++ developer passionate about high-performance, low-latency systems. The role of 'Senior Quantitative Developer' offers the chance to work with top professionals on challenging technical projects, including low-latency C++ development, HFT algorithm … experts to design, develop, and optimize ultra-low-latency trading algorithms. Focus on CPU cache optimization, memory management, and threading, requiring a strong foundation in high-performance programming and systems architecture. Work closely with FPGA systems and lead initiatives to enhance trading infrastructure, contributing to client and investor success. Role Requirements: Bachelor's or Master's degree in … Science, Engineering, or related field 5+ years of C++ experience, emphasizing low-level programming and metaprogramming for high-performance applications Expertise in CPU architecture, memory management, multithreading, and Linux systems Experience with high-frequency trading or market order execution systems Strong analytical, problem-solving, and testing skills Excellent interpersonal skills and a collaborative mindset What's On Offer More ❯

Social network you want to login/join with: Senior C++ Quantitative Developer - Ultra High Frequency Trading - Leading Quant & Systematic Fund, London col-narrow-left Client: Oxford Knight Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: fe5b574aacef Job Views: 5 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide … an elite group of developers and quantitative experts to design, develop, and optimize ultra-low-latency trading algorithms. This position requires a strong foundation in high-performance programming and systems architecture, focusing on CPU cache optimization, memory management, and threading. You will also collaborate closely with FPGA systems and lead initiatives to refine trading infrastructure, ultimately driving success … or a related field 5+ years of C++ experience, focusing on low-level C++ and metaprogramming for high-performance applications Expertise in CPU architecture, memory management, multithreading, and Linux systems Prior experience with high-frequency trading or market order execution systems Excellent analytical and problem-solving skills, with an eye for precision and testing Strong interpersonal skills and More ❯

Senior Embedded Systems Developer - £55k - £65k Reading - Hybrid My client is an established company in their niche providing end-to-end solutions for a range of sectors. Due to sustained success, they re expanding their development team. Main duties: + Creating, implementing, and managing software programmes + Continuous integration and development of software. + Collaborating More ❯

Senior Embedded Systems Developer - £55k - £65k – Reading - Hybrid My client is an established company in their niche providing end-to-end solutions for a range of sectors. Due to sustained success, they’re expanding their development team. Main duties: + Creating, implementing, and managing software programmes + Continuous integration and development of software. + Collaborating More ❯

Social network you want to login/join with: Senior Developer - Systematic Trading Tools, London Client: Capula Location: London, United Kingdom Job Category: Other EU work permit required: Yes Job Reference: 57f03987c213 Job Views: 7 Posted: 22.06.2025 Expiry Date: 06.08.2025 Job Description: Overall Purpose of the Role We are seeking a senior technology developer … after approximately six months. Similarly, we are open to candidates based in Singapore, who will come to London for six months of training. Key Responsibilities Take ownership of existing systems and processes, ensuring their stability and effectiveness. Design and implement new solutions in response to evolving requirements, maintaining close communication with traders and other stakeholders. Collaborate with other developers … preferred) or strong C++ background with a desire to learn Rust on the job. Proficient in Python (desired). Solid understanding of relational databases (required). Familiarity with messaging systems such as RabbitMQ or Kafka (preferred). Highly motivated, pragmatic, and solutions-focused, with a "smart and get things done" mindset. Willingness to relocate to Singapore after an initial More ❯

Social network you want to login/join with: Senior Quant Developer (C++)- Leading Quant & Systematic Fund, London col-narrow-left Client: Oxford Knight Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 1374ac3bdbf8 Job Views: 3 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: Senior Quant Developer (C++) Summary Senior Quant Developer/Low-Latency C++ Engineer at a leading quant & systematic fund. Looking for an exceptional low-level C++ programmer with deep metaprogramming experience and a minimum of 7+ years' professional C++ experience (since university/graduation). In this role, you will: Develop, optimize, and More ❯