staff java backend developer jobs in London

Job DescriptionConsidering applying for this job Do not delay, scroll down and make your application as soon as possible to avoid missing out.Join our team at the Guardian and be a part of a diverse and inclusive global organisation that delivers fearless, investigative journalism, and holds power to account. Our team of award-winning journalists,...

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview 26983955 Blockchain Software Developer - Digital Assets...

White Collar Factory (95009), United Kingdom, London, London Lead Software Development Engineer - Services About this role Capital One’s mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. Sitting at the core of such values is our Software Engineering department whose primary role is to be an enabler of our...

Camunda BPM Developer _ London, UK - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringAbout the Job you are considering: We are looking for a highly skilled Camunda Developer with strong expertise in workflow orchestration and full-stack development. The ideal candidate will have extensive experience in...

**About the Role** We are seeking a highly skilled and hands-on Lead Java Engineer with AI proficiency to help build the next generation FTSE Russell Index Platform. This platform underpins the calculation and distribution of FTSE Russell’s global family of indexes and requires advanced engineering, high precision data processing, and deep collaboration...

Lead Software Engineer - Backend Engineering - Java/Kotlin LONDON, LONDON, United Kingdom Job Information Job Identification 210587260 Job Category Software Engineering Business Unit Corporate Sector Posting Date 01/14/2025, 08:19 AM Locations 4 John Carpenter St, London, Greater London, EC4Y 0JP, GB Job Schedule Full time Job Description Out of the...

Senior Full Stack Kotlin Developer £57,000 to 72,000 GBP Bonus Hybrid WORKING Location:Central London, Greater London - United KingdomType:PermanentSenior Full Stack Kotlin Developer Salary:£57,500 - £72,000Locations:Leeds, Manchester, Bristol, London, Birmingham or GlasgowWorking Pattern:HybridAre you aSenior Full Stack Kotlin Developerlooking for the...

A leading cybersecurity company in London is seeking an experienced Backend Engineer to architect and design systems for a massive distributed network. The role demands at least 6 years of developing high scale SaaS microservices, proficient in Java, Go, or Spring Boot, and fluent in PostgreSQL, MongoDB, and Redis. This is an opportunity to join a rapidly...

Senior Java Architect - PaymentsLocation: London (Hybrid)Contract: 6 Months InitialPay Rate: £550-£600 - Outside IR35About the RoleWe're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms...

London Stock Exchange Group is seeking a Lead Engineer to drive development of secure, scalable digital products. The role entails backend and frontend system management, guiding teams, and implementing engineering best practices. Candidates should have over 5 years of experience, knowledge in Java/Kotlin, Spring Boot, and secure coding principles. This...

A technology consulting firm is seeking a Principal Java Engineer to join their team in London. The ideal candidate will have over 10 years of experience in Java development, particularly with low-latency systems in payments processing. Responsibilities include designing backend systems, building RESTful APIs, and collaborating across teams to ensure optimal...

DescriptionRole Summary:At American Express, we empower technologists to learn, innovate, and make an impact from day one. As a Software Engineer in the full-time Technology Graduate Program, you’ll join a 12-month technical and leadership development experience while contributing as a full-time colleague on an Enterprise Technology Services team. You’ll...

RequirementsProven experience as a Principal Java Engineer in backend-heavy environments in teams having multiple levels of engineering,Strong experience in Java 17+, ideally with experience in using Spring Boot or Micronaut. Kotlin experience is a bonus. If the applicant does not have experience they must show willingness to learn Kotlin,Hands-on knowledge...

Senior Mobile Engineering Manager 24 month contract Inside IR35 – Paying up to £58 per hour via umbrella. Location: Hybrid – 3 days per week in office in London or Sussex We are seeking an experienced, Senior Engineering Manager to lead the implementation of the mobile application service layer (Backend-for-Frontend) for a next-generation iOS and...

Job Description Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of J.P. Morgan heritage brings. J.P. Morgan Personal Investing offers...

We’d all like amazing work to do, and real work-life balance. That’s waiting for you at Sainsbury’s. Think about the scale it takes to feed the nation. The level of data, transactions and variety involved. Then you’ll realise this is a modern software engineering environment, because it has to be. We’ve made significant investment in the standards...

Java Developer / Backend Software Engineer (Kafka API) London / WFH to £90k Are you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career? You could be joining a global technology consultancy. What's in it for you: Salary to £90k Hybrid working (x2 days WFH per week) Pension,...

Albany Growth are partnered with a fast scaling HealthTech company building software used daily by frontline NHS staff - helping GPs, nurses, doctors and other specialists do their jobs easier and faster, ultimately benefitting the wider public and reducing wait times. This business offers genuine flexibility if you want to work 5, 4 or 3 days a week (they...

We are looking for a Staff Engineer to lead the technical delivery of complex software, data, and AI projects, focusing on the Defence sector. This role combines deep technical expertise with project leadership and client engagement. You will quickly grasp new problem spaces, work with domain experts, and deliver robust, production-ready solutions to complex...

Company DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology...