18 of 18 Permanent Concurrent Programming Jobs in the South East

and functionality Ensure application designs conform with business goals Identify and resolve any technical issues arising Write well-designed, testable code Conducting software analysis, programming, testing, and debugging Support continuous improvement, investigating alternatives and technologies, and presenting for architectural review Requirements Good hands-on in Java, J2EE, Databases (Postgres More ❯

Experience in commodities, financial services, or front office trading beneficial Technical requirements Essential requirements: C# .NET Core with in depth knowledge of the associated concurrent programming libraries and language constructs (TPL, async/await, low level thread synchronization primitives) Sound knowledge of communication protocols (HTTP, TCP, Web Sockets More ❯

Engineer will have: 2+ years of commercial Core Java experience Strong background in multithreading , concurrency , and high-throughput systems A passion for TDD , pair programming , and continuous delivery Computer Science degree from a Russel Group University 💻 Tech Stack: Java , AWS , Multithreading , Kafka , ActiveMQ , MongoDB , DevOps tooling If you're More ❯

re Looking For: 2+ years’ commercial experience with Java Solid grasp of multithreading, concurrency , and high-throughput system design A passion for TDD, pair programming , and continuous delivery practices Computer Science degree from a Russell Group university 💻 Tech Stack: Java | AWS | Multithreading | Kafka | ActiveMQ | MongoDB | DevOps Tooling 💰 Benefits Salary More ❯

include knowledge of Market Making trading, Algo Containers, Pricing algorithms, Low Latency Pricing applications, TC/IP, UDP, Zero Garbage Collection, Multi-Threading and concurrent Java Software. The role offers a good mix of business exposure and technical challenges. It also provides excellent work-life Balance and Flexibility. Permanent More ❯

building ultra-low-latency infrastructure, optimizing execution speed, and ensuring robust system reliability. The ideal candidate will have deep expertise in modern C++, systems programming, and high-performance computing. Required Qualifications 2+ years experience Expert-level C++ skills, with strong knowledge of modern C++ standards (C++17/20). More ❯

OO knowledge and skills inc. Multithreading, Concurrency, Polymorphism, STL, Metaprogramming. Linux fundamentals knowledge. Understanding of TCP/IP (and UDP), and exposure to Socket Programming (Network Programming). Genuine interest in Financial Markets Prior experience &/exposure to Linux Kernel, &/ULL Hardware, be it FPGA/ASIC More ❯

achieve optimal performance in production environments, ensuring minimal overhead and efficient memory management. Build and maintain scalable microservices that handle a high number of concurrent requests while maintaining performance under heavy loads. Key Requirements: Degree in Computer Science or STEM based subjects from a top university. Strong programming More ❯

Senior Python Django Developer – Contract Location: Remote/London HQ (Occasional Travel) Industry: Financial Services/AI Consultancy Daily Rate: £650 - £750 Inside IR35 Please Note: This role will need to operate through an Umbrella company and all employer, employee More ❯

Have you got experience leading a team while remaining hands-on and technically involved? Lead Java Developer – FX Trading Salary : up to £130k + bonus (25-50%) Location : London office 3 days a week We are delighted to be continuing More ❯

and excited to make a tangible impact on the audio industry, we would love to hear from you. Key Responsibilities: Develop and maintain complex, concurrent software systems with C++. Apply advanced Object-Oriented Programming (OOP) principles to ensure high-quality, maintainable code. Collaborate with the team on the … tracking, and collaboration. Essential Technical Skills: Strong proficiency in C++ with a focus on high-performance and scalable applications. Advanced understanding of Object-Oriented Programming (OOP). Hands-on experience with multithreading and concurrent software systems. Deep knowledge of TCP/IP networking for communication between devices. Cross More ❯

building robust, reactive systems using modern Java frameworks. Roles and Responsibilities: Design and implement highly scalable and reactive backend systems in Java. Utilize reactive programming frameworks like Kafka Streams , Akka , Eclipse Vert.x , or Apache Flink . Leverage Java concurrency features including multithreading and Executor Services to ensure optimal performance. … Apply functional programming paradigms in Java to write clean, efficient, and maintainable code. Champion sound engineering practices including SOLID principles , unit testing , and clean code methodologies. Deploy and manage containerized applications in Kubernetes using tools like Helm Charts . Configure and manage Kubernetes infrastructure including Service Mesh , Control Plane … development workflows. Key Requirements: 8+ years of experience in Java development, with a strong focus on backend systems. Proven hands-on experience in reactive programming using Kafka Streams, Akka, Vert.x, or Flink. Deep understanding of multithreading , concurrency , and Executor Services in Java. Solid grounding in functional programming and More ❯

by evaluating and implementing the latest technologies. Requirements: Strong proficiency in modern C++ (C++17/20 preferred), with a deep understanding of object-oriented programming and multi-threading. Solid understanding of low-latency system design and performance optimisation. Experience with network programming, concurrency, and distributed systems. Strong analytical More ❯

🖥️ Java Engineer – Join a Leading FinTech Trailblazer 📍 Location: London (Hybrid) 💷 Salary: Up to £150,000 + Bonus + Outstanding Benefits 🔍 The Role A top-tier FinTech innovator is seeking a skilled Java Engineer to help drive the evolution of their More ❯

Have you got 1-2 years experience as a Java Developer and are looking for the next step in your career? Junior Software Engineer – Global FX Trading Location – 3 days hybrid in London Salary - £60-65,000 + up to More ❯

Job Title: C Developer Location: Oxford (Hybrid – 1-2 days onsite per week) Type: Full-time | Permanent Salary: £55,000 – £65,000 Opus have partnered exclusively with a client in Oxford who are looking for a C Developer to join More ❯

Job Title: Core Java Developer – Trading Systems Duration: ASAP – Dec 31, 2025 Setup: Freelance contract inside ir35, daily rate through umbrella Location: Central London (3 days per week onsite, 2 days remote) About the Role: We are seeking a highly More ❯

🧠 C++ Engineer – Join a High-Performance Buy-Side Engineering Team 📍 Location: London (Hybrid) 💷 Salary: Up to £180,000 + Bonus + Excellent Benefits 🧑‍💻 Experience Level: 1+ Year of Hands-On C++ Development ⚡ The Role Are you passionate about speed, precision More ❯