25 of 25 Permanent C++ Software Engineer Jobs in the South East

Scientific Software Engineer | C++ | Python | Linux Oxfordshire | Hybrid £70,000pa - £75,000pa plus benefits: Do you enjoy technically leading and mentoring Software Engineers utilising C++ & Python on Linux, passing on your knowledge and experience to help nurture and develop future … Engineers? If so, this Lead Software Engineer role will be perfect for you. Our client is at the forefront of scientific research industry developing instrumentation and tools to aid ground-breaking science. They now seek a highly dynamic Lead Software Engineer ...

C++ Software Engineer Portsdown West (PO17) Full-time Onsite Salary £50,000 - £65,000 25 days annual leave inclusive of up to 3 days Christmas shut-down Buy or sell up to 5 days annual leave Annual Wellbeing allowance Two pension schemes to choose … Role MASS is growing its Electronic Warfare Operational Support (EWOS) team at Portsdown West, (Fareham, Hampshire). We are looking for a talented C++ Software Engineer with experience of working with simulation models, to support cutting edge research, development, and delivery projects ...

C++ Software Engineer – High-Performance Systems Do you enjoy solving performance challenges in real-time environments? Looking to work on software that interacts closely with hardware and advanced processing? Ready to contribute to systems that support innovation across multiple sectors … with a well-established, technically respected organisation developing real-time systems used in scientific, engineering, and research applications globally. They're seeking a C++ Software Engineer to help evolve and optimise key areas of their performance-critical software. You’ll join a collaborative, engineering ...

C++ Software Engineer - Wireless | £55,000£70,000 + Benefits | Hybrid Hampshire A global leader in advanced wireless technology is expanding its UK engineering team and seeking a C++ Software Developer to work on high-performance applications used for analysing … wireless communication standards. This is a technically engaging role developing software that processes real-time RF data from sophisticated measurement systems ideal for an engineer who enjoys applying strong C++ and mathematical or signal-processing skills to real-world challenges. What youll do Develop ...

Graduate Quant Software Engineer (C++/Java – Trading Systems) | £55,000–£77,000 | Hybrid (London/Remote) Build technology that powers real trading. Join a high-performance engineering team developing low-latency, resilient backend systems used in live trading environments. You’ll work … complex technical challenges from day one, building software that genuinely impacts how markets operate — not just writing code in the background. This is a fast-growing fintech where strong engineers progress quickly into Senior, Low-Latency, or Quant-Engineering tracks within 12–24 months. What ...

Software Engineer Salary: Competitive, negotiable based on experience, plus benefits including a 7% pension contribution, 25 days holiday, and life insurance Location: Portsmouth, hybrid working Sirius Digital is a trusted provider of expertise in Software Engineering, Data Science, and AI, supporting clients … defence, nuclear, space, and energy sectors. We specialise in software modelling and simulation, robotics and autonomous systems, as well as data science and engineering, delivering technical consultancy and innovative solutions. We are seeking a Software Engineer who combines strong technical skills with problem-solving ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company, backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback. You will work at the intersection of software ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company, backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback. You will work at the intersection of software ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company, backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback. You will work at the intersection of software ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company, backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback. You will work at the intersection of software ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company, backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback. You will work at the intersection of software ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company, backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback. You will work at the intersection of software ...

Software Engineer Location: Oxford, UK A world-leading quantum computing company , backed by global technology leaders including Google, is expanding its QPU Software Engineering team and is seeking an experienced Software Engineer to help build the software stack … that powers next-generation quantum hardware. In this role, you will develop software that orchestrates and controls the full quantum hardware stack - from real-time control of lasers and FPGAs through to system-wide configuration, diagnostics, and feedback . You will work at the intersection of software ...

looking for a C++ software engineer to help us maximize the performance of GPU based processing within our systems. This includes tasks such as the efficient handling of real-time data streams, image processing and deep learning. Key Responsibilities Developing Algorithms in CUDA. Host … Device system management (memory management, data transfers, multi-GPU support). Deployment of ML models using TensorRT within a C++ application. Profiling GPU applications with Nsight Systems/Compute Configuration of GPU hardware to maximise performance. Make recommendations for suitable GPU hardware. Communicate the opportunities and challenges ...

Senior Software Engineer Portsmouth | Hybrid, 3 days onsite £50,000-£75,000 plus bonus and benefits This Senior Software Engineer role is ideal for a hands-on engineer with experience in C++ and Unreal Engine, working on complex … performance-critical software across modelling and simulation, autonomy and geospatial domains. The position focuses on building robust, scalable systems while offering clear progression towards technical leadership. The role sits within a growing software and data science consultancy delivering end-to-end solutions across defence, energy, transport ...

C++ Software Engineer Portsdown West (PO17) Full-time Onsite Salary £50,000 - £65,000 25 days annual leave inclusive of up to 3 days Christmas shut-down Buy or sell up to 5 days annual leave Annual Wellbeing allowance Two pension schemes to choose ...

Principal Software Engineer Portsmouth | Hybrid, 3 days onsite £75,000-£85,000 plus bonus and benefits This Principal Software Engineer role is designed for a hands-on technical leader with strong C++ and Unreal Engine expertise, working at the forefront … complex, performance-critical software delivery. The role combines advanced engineering with genuine technical authority, shaping how simulation-driven and autonomy-focused systems are designed, built and evolved. The position sits within a fast-growing software and data science consultancy delivering end-to-end solutions across defence ...

Senior Software Engineer Portsmouth Hybrid, 3 days onsite £50,000-£75,000 plus bonus and benefits This Senior Software Engineer role is ideal for a hands-on engineer with experience in C++ and Unreal Engine, working on complex … performance-critical software across modelling and simulation, autonomy and geospatial domains click apply for full job details ...

Principal Software Engineer Portsmouth Hybrid, 3 days onsite £75,000-£85,000 plus bonus and benefits This Principal Software Engineer role is designed for a hands-on technical leader with strong C++ and Unreal Engine expertise, working at the forefront … complex, performance-critical software delivery. The role combines advanced engineering with genuine technical authority, shaping how simulation- click apply for full job details ...

Role: C++ Software Engineer - Up to £190k + Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in C low level languages) This firm is an elite company with high tech … purpose-built languages similar to OCaml • Building out low latency infrastructure and tweaking research models What else is in it for you? • Software Engineers are treated as the company's #1 asset • Low attrition rate; people working there love what they do on a daily basis! • Very friendly ...

Travel & Aviation Technology - C++ - Flight Management Systems A global leader in travel and aviation technology is seeking a skilled C++ Engineer to join their Flight Management System (FMS) engineering team in London. This group builds mission-critical software used by airlines worldwide … global aviation efficiency, fuel optimisation, and safety -contributing to one of the most advanced FMS platforms in the industry. Responsibilities Design and develop C++ applications for core Flight Management System components Work on real-time data processing for flight planning, scheduling, and air traffic control integration Implement ...

looking for a talented C++ engineer to design and develop high performance, intuitive native user interfaces used daily by trading and operations teams. You will focus on building clean, responsive desktop applications that support mission critical workflows. This role involves working closely with established APIs … cycle. It is a true end to end position, collaborating with backend and systems engineers while contributing across the full native stack using C++ on both the frontend and backend. A strong eye for usability and visual quality is important, making this an ideal opportunity for a developer ...

looking for a C++ programmer to join our software team. We work on a wide variety of very interesting technical projects and strive to produce high-quality, modern, elegant, robust code. You would typically be working within small engineering teams with other software engineers … engineering backgrounds. We have an informal and friendly company culture and a healthy work/life balance. Key Responsibilities Developing our core application software architecture and new capabilities. Creating systems to synchronise and process high-volume data from many sources. Designing APIs, protocols, and plugins for integration with ...

looking for a C++ programmer to join our software team. We work on a wide variety of very interesting technical projects and strive to produce high-quality, modern, elegant, robust code. You would typically be working within small engineering teams with other software engineers ...

global digital economy. WHAT YOU'LL DO Increase the capabilities, performance, scalability, and reliability of the XRP ledger. Participate in the full software development lifecycle, including architecture, technical design, C++ development, bug fixing, as well as functional and performance validations. Be part of the open-source … high quality of our codebase. WHAT YOU'LL BRING Bachelor's in computer science or similar, and 5+ years of recent hands-on software product development experience using C++. Experience in backend distributed systems development. Passion for blockchain technology and its potential benefits. Ability to learn new technologies ...