Senior Java Software Engineer jobs in Reading

You will work across cutting‑edge platforms including Payment Networks, Digital Banking, Emerging Payments, and highly scalable data and analytics environments built on Google Cloud Platform, Data Lakes and Power BI. This role involves modern engineering, integration, testing, and hands‑on development within a high‑impact digital landscape.

You will design and maintain high-throughput Java microservices, leveraging a modern tech stack including Java 21 and Spring Boot 3 in a Google Cloud Platform environment. The ideal candidate will have over 5 years of Java experience and expertise with API design and event-driven systems.

Software Development Engineer III Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success. Why Join Us? To shape the future of travel, people must come first. Guided by our...

About the job Senior Java Developer - £65 K Our client is recognised internationally for its expertise in the archiving and digital preservation of valuable data across a range of industry sectors including life sciences, heritage and higher education. They are seeking a talented and self‑motivated Senior Java Developer to join an Agile development team based in their Reading...

Company DescriptionVisa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals,...

Job Description A leading innovator in broadcast technology is expanding its R&D team and is looking for 3 x C++ Software Engineers to help take a long‑standing, mission‑critical product into its next decade of growth. This role offers a rare opportunity to join at a point of technical transition and knowledge transfer, working on software used at the world’s biggest sporting events and studio...

Senior Front-End Developer Location: Edinburgh (Remote-first, with occasional office visits) Salary: £50,000 – £60,000 per year + competitive benefits About the Role We’re looking for a Senior Front-End Developer to join our engineering team and help build an advanced resource planning tool. You’ll focus on creating scalable, high-performing, and user-friendly interfaces that deliver an...

A leading defence technology firm in Reading is looking for a Senior Software Engineer. The ideal candidate will have a Master of Engineering in Computer Science or related field along with experience in embedded systems development, particularly in C/C++, and knowledge of cloud services like AWS or GCP. The role involves designing and implementing software solutions in a real-time environment....

You will be able to draw on your extensive knowledge of python coding and experience using scientific libraries. An appreciation for the interactions between software and hardware and knowledge of computer science principles gained either through a relevant degree or your natural sense of curiosity and desire to learn.

Senior Software Engineer (Robotics) 🤖 London (On-site, 5 days/week) Permanent role with excellent on-site benefits We’re looking for a Senior Software Engineer to help turn our advanced robotics stack into a dependable, real-world product. This is a hands-on role where you’ll write production code, integrate subsystems, and work directly with robots in both simulation and hardware environments...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We’re looking for a dynamic software...

You will design and deploy robust frontend client, backend services, infrastructure automation, and cloud-native solutions by utilising your software development knowledge and your DevOps proficiency across AWS and GCP.

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

Senior Full Stack Engineer Remote (UK) | Full time London office available for optional in person collaboration We’re looking for an experienced Senior Full Stack Engineer to join a small, highly skilled team building a next generation Financial Services Regulatory Compliance platform. This is a hands on role where you’ll work across the stack, leading frontend development with React and...

Location: Reading, United KingdomThales people architect solutions that are relied upon to deliver operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defensive systems for land, sea, and air. From early warning, to threat neutralisation, our platforms cover all levels from very short‑range systems, to...

You will design and implement cloud-scale software components, guide team members, and ensure high-quality deliverables. Candidates should have over 5 years’ experience in software solutions, proficiency in Java and microservices, and familiarity with Agile methodologies. This position offers a competitive salary of £65 K.

You will design and scale Java 21 microservices on Google Cloud Platform, processing millions of daily transactions. This role offers the chance to influence architecture while delivering high-throughput digital receipts and messaging solutions that redefine the retail experience.

A leading quantum computing firm in the United Kingdom is seeking a Senior Software Engineer to join their compiler team. This role focuses on developing innovative solutions at the intersection of hardware and software, requiring strong Python skills and a deep understanding of engineering principles. Responsibilities include mentoring developers, prioritizing projects, and ensuring code...

A leading aerospace and defense company is seeking a Senior Software Engineer in Reading, UK, to work in a hybrid environment. The ideal candidate will have a Master's degree in Computer Science or related field and expertise in embedded OS software development, particularly in C/C++. Responsibilities include designing and testing real-time systems, collaborating with UX teams, and following...

Senior Embedded Software & Firmware EngineerOxford, England, United KingdomAt OQC, our embedded software and firmware underpins the operation of our quantum computing systems — bridging complex hardware with higher-level software to deliver reliable, high-performance quantum devices. We’re now looking for a Senior Embedded Software & Firmware Engineer to take a leading role in designing,...