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 More ❯
London, England, United Kingdom Hybrid / WFH Options
Christy Media Solutions
Junior C++ Developer to join a forward-thinking team building next-gen audio solutions for Embedded Linux, macOS, and iOS platforms. If you're eager to learn, excited by multithreading, and keen to apply your skills in a real-world environment — this one's for you. What You’ll Work On : Develop high-performance audio software in C++ Work with … cross-platform tools (Linux/macOS/iOS) Build slick user interfaces using Qt/QtQuick Explore multithreaded and TCP/IP-based communications Collaborate within an Agile/CI/CD environment Get exposure to C#, Flutter , and even Delphi Contribute to front-end, back-end, and full-stack projects Be part of live streaming and real-time audio … systems What You Bring : Solid grasp of C++ and other Object-Oriented Programming languages Some exposure to multithreading & cross-platform development Basic understanding of networking (TCP/IP) Enthusiasm for audio, technology, or both! Willingness to learn and grow in a collaborative team Interest in audio software, FPGA, or embedded systems Familiarity with Agile tools like JIRA and Git workflows More ❯
standards.The ideal candidate is someone who thrives in a legacy-to-modern transformation environment, is fluent in Core Java and C++ , and possesses a strong foundation in concurrency and multithreaded application development . Familiarity with DevOps tools and Angular is highly desirable, as the solution stack will span across backend, tooling, and UI modernization layers. Key Responsibilities Legacy Assessment & Modernization … and architectural risks. Propose and implement modernization strategies (refactoring, rewriting, or replacing components). Core Development Develop robust, efficient, and scalable components using Core Java with a focus on multithreading, concurrency, and memory management . Maintain and optimize legacy C++ modules , ensuring backward compatibility and performance. Work closely with solution architects, DevOps engineers, and frontend developers to ensure seamless integration … and drive incremental improvements. Comfortable with both hands-on coding and collaborative architectural discussions . A mindset focused on quality, reliability, and long-term maintainability . Core Java (Concurrency, Multithreading, Collections, Streams) C++ (Legacy Systems, Memory Management, Performance Tuning) DevOps (Jenkins, Docker, CI/CD Pipelines - Nice to Have) Frontend (Angular - Nice to Have) Git, Maven/Gradle, JIRA, Agile More ❯
standards.The ideal candidate is someone who thrives in a legacy-to-modern transformation environment, is fluent in Core Java and C++ , and possesses a strong foundation in concurrency and multithreaded application development . Familiarity with DevOps tools and Angular is highly desirable, as the solution stack will span across backend, tooling, and UI modernization layers. Key Responsibilities Legacy Assessment & Modernization … and architectural risks. Propose and implement modernization strategies (refactoring, rewriting, or replacing components). Core Development Develop robust, efficient, and scalable components using Core Java with a focus on multithreading, concurrency, and memory management . Maintain and optimize legacy C++ modules , ensuring backward compatibility and performance. Work closely with solution architects, DevOps engineers, and frontend developers to ensure seamless integration … and drive incremental improvements. Comfortable with both hands-on coding and collaborative architectural discussions . A mindset focused on quality, reliability, and long-term maintainability . Core Java (Concurrency, Multithreading, Collections, Streams) C++ (Legacy Systems, Memory Management, Performance Tuning) DevOps (Jenkins, Docker, CI/CD Pipelines - Nice to Have) Frontend (Angular - Nice to Have) Git, Maven/Gradle, JIRA, Agile More ❯
out from one of the largest UK born global asset managers. ⭐ They are looking for a Java Software Engineer with the following: Mid level commercial Core Java development background Multithreading, concurrency and high-throughput experience AWS/Public Cloud experience with DevOps tools An advocate for modern methodologies including TDD, pair-programming and CD 💻 Tech: Core Java, Multithreading, Concurrency, AWS More ❯
environment. Requirements Minimum 2 years' modern C++ programming experience in Linux Solid understanding of computer systems, including OS, networks, and performance optimization Deep knowledge of object-oriented design and multithreaded programming Experience creating/supporting cross-platform multithreaded applications Bachelor's degree in Computer Science, Computer Engineering, or related field NB: Please do not apply if you are a fresh More ❯
London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
a next-generation, cross-asset pricing and risk system. You’ll work closely with quants, traders, and risk teams to deliver high-performance infrastructure and real-time analytics - leveraging multithreading, vectorisation, adjoint differentiation, and cloud compute. Responsibilities: Develop C++ server architecture with Python/Excel front-ends Build real-time and batch routines for pricing, risk, and scenarios Collaborate with More ❯
a next-generation, cross-asset pricing and risk system. You’ll work closely with quants, traders, and risk teams to deliver high-performance infrastructure and real-time analytics - leveraging multithreading, vectorisation, adjoint differentiation, and cloud compute. What You'll Do: Develop C++ server architecture with Python/Excel front-ends Build real-time and batch routines for pricing, risk, and More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Radley James
a next-generation, cross-asset pricing and risk system. You’ll work closely with quants, traders, and risk teams to deliver high-performance infrastructure and real-time analytics - leveraging multithreading, vectorisation, adjoint differentiation, and cloud compute. What You'll Do: Develop C++ server architecture with Python/Excel front-ends Build real-time and batch routines for pricing, risk, and More ❯
Greater London, England, United Kingdom Hybrid / WFH Options
Hunter Bond
with Core Java in a business where every millisecond matters. What You’ll Bring 🧩 Deep expertise in Core Java, with a focus on high-performance development 🔄 Strong knowledge of multithreading, concurrency, and throughput optimization 🧼 Passion for writing clean, maintainable, and well-tested code 🎓 STEM degree (e.g., Computer Science, Software Engineering, Mathematics) Why This Role Stands Out 💻 Engineering-Driven Culture – Emphasis More ❯
market data and other surrounding systems. The Ideal Candidate: 5+ years of professional software development experience in C++ (20/23 preferred) Low latency Linux development experience Worked on Multithreaded and distributed systems at scale Knowledge around C++ optimisation techniques Financial Services experience not required but preferred STEM Background/Computer Science Degree This is an on-site London based More ❯
Have you been working with Core Java throughout your career using multithreading techniques? Do you have a PhD in Computer Science? REMOTE Senior Software Engineer – GreenTech Scale-Up Salary: £100k-130k Location: Fully Remote anywhere in the UK I am partnered with a rapidly growing and highly successful CleanTech sustainability company who are looking for Senior Software Engineers to join More ❯
who will fulfil a hands-on Lead role leading the next generation of Java Developers. They are looking for the following experience in Lead Java Developers: Core Java development Multithreading, concurrency, low latency Working in the financial sector e.g. FX, trading Building microservices in the cloud (GCP, AWS) with Kubernetes Product-led development – architecting, building and delivering Technical leadership: architectural More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Understanding Recruitment
who will fulfil a hands-on Lead role leading the next generation of Java Developers. They are looking for the following experience in Lead Java Developers: Core Java development Multithreading, concurrency, low latency Working in the financial sector e.g. FX, trading Building microservices in the cloud (GCP, AWS) with Kubernetes Product-led development – architecting, building and delivering Technical leadership: architectural More ❯
optimization, etc. If this sounds like you, apply now! Requirements Minimum 3+ years’ C++ programming skills on Linux Solid experience in OO design and creating/supporting cross-platform multithreaded applications Low latency systems development would be ideal Bachelor’s degree in Computer Science/Engineering (or related field) – minimum 2.1 or 3.5 GPA Outstanding communication skills across the business More ❯
smartest engineers on the market, with incredible career progression opportunities to rapidly build your career up to senior. A Junior Software Developer must have the following experience: Core Java Multithreading Concurrency High performance, low latency environment BSc or MSc in Computer Science from Russell Group university Benefits you will enjoy as a Junior Software Developer: Health insurance Dental insurance Life More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Understanding Recruitment
smartest engineers on the market, with incredible career progression opportunities to rapidly build your career up to senior. A Junior Software Developer must have the following experience: Core Java Multithreading Concurrency High performance, low latency environment BSc or MSc in Computer Science from Russell Group university Benefits you will enjoy as a Junior Software Developer: Health insurance Dental insurance Life More ❯
development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, race conditions, deadlocks, etc. Experience with PostgreSQL, especially in handling large datasets and query optimization Practical experience with unit testing Excellent analytical, algorithmic, and optimization skills Experience with debugging tools More ❯
ensure seamless integration. Collaborate with infrastructure and network teams to ensure optimal system performance. Skills and Experience Required Minimum 7+ years' C++ experience In-depth knowledge of memory management, multithreading, CPU cache optimization, and Linux Solid understanding of infrastructure and network basics Desirable Ideally BSc, MSc and/or PhD inputer Science, Mathematics or Physics Ideally HFT experience (client is More ❯
City of London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
smartest engineers on the market, with incredible career progression opportunities to rapidly build your career up to senior. A Junior Software Developer must have the following experience: Core Java Multithreading Concurrency High performance, low latency environment BSc or MSc in Computer Science from Russell Group university Benefits you will enjoy as a Junior Software Developer: Health insurance Life assurance Bonus More ❯
Wimborne Minster, England, United Kingdom Hybrid / WFH Options
Connect Group
with hardware platforms in a regulated domain (e.g., ISO9001). Expertise in software architecture, design patterns, and usability. Strong WPF, web services, and MS SQL experience. Deep understanding of multithreading, asynchronous programming, image processing, and large datasets. Proficiency with Azure DevOps/JIRA, Git, and CI/CD pipelines. Experience designing device control/imaging software (e.g., axis control, camera More ❯
Greater London, England, United Kingdom Hybrid / WFH Options
Norton Blake
Experience: Proven background in .NET architecture roles within capital markets, investment banking, or other financial services environments. Deep expertise in C#/.NET Framework and .NET Core, including microservices, multithreaded programming, and real-time distributed systems. Strong understanding of treasury operations, fixed income, FX, and derivatives workflows. Solid experience with SQL Server, messaging systems (e.g., RabbitMQ, Service Bus), and API More ❯
finance, high-frequency trading (HFT), or market-making. Strong background in data structures, algorithms, and object-oriented programming in C++, including proficiency with C++17 and C++20 features. Experience with multithreading and asynchronous programming. Deep understanding of low-latency and real-time system design and implementation. Knowledge of Linux system internals and networking. Financial experience across multiple asset classes, focusing on More ❯
London, England, United Kingdom Hybrid / WFH Options
FactSet
Other - EU work permit required: Yes col-narrow-right Job Reference: 7d5569630272 Job Views: 25 Posted: 22.06.2025 Expiry Date: 06.08.2025 col-wide Job Description: Responsibilities: Writing, debugging, and profiling multithreaded C++ Maintain platform infrastructure and native applications leveraged by 100K+ financial professionals Ensure reliability and scalability of various critical systems Lead a small team of local engineers focused on the More ❯
workflows. Experience promoting a shift-left approach - embedding testing, security, and code quality earlier in the development process to accelerate delivery and reduce defects. Solid understanding of core Java, multithreading, system integration, and enterprise architecture best practices in high-throughput environments. Skills/Must have: 5+ years experience working with core Java and distributed systems, ideally in high-performance or More ❯