Java React Developer jobs in Brentwood

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global mark

Job Description Develop and maintain robust Java applications using Spring and Spring Boot frameworks Design and implement microservices architecture to build scalable and efficient backend solutions Write clean maintainable and efficient code adhering to industry best practices Utilize Kotlin along

Senior Java Developer x 3 | £825 - £850 We're working with a prestigious Tier-1 Investment Banking powerhouse on this exciting opportunity. Step into a high-octane environment to spearhead the evolution of business-critical systems within the Equity Derivatives space. This is a rare chance for elite

Deloitte

Basic information Location London Business Line Technology & Transformation Job Type Contract Date published 02-Apr-2026 Req # 22950 Job description Job Title: Full Stack Developer (Java, Spring, React) - contract Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11

Seeking a Specialist with hands on years of experience in Java Frameworks and Kotlin to develop scalable and efficient backend solutions using Microservices Spring and Spring Boot Job Description Develop and maintain robust Java applications using Spring and Spring Boot frameworks Design and impleme

Java Developer: Java Full Stack with React and Gen AI, Docker/ Kubernetes, Terraform/ Cloud Formatoin, MQ/ Apache Kafka, Datadog/ AppDynamics/ Dynatrace. Required Skills Java Full Stack React Gen AI Docker Kubernetes Terraform Cloud Formatoin MQ Apache Kafka Datadog AppDynamics Dynatrace

About Us:- Net2Source Inc. is one of the fastest growing diversities certified global workforce solutions companies with an unprecedented YoY growth of over 100% for last 6 years working with Fortune 1000/Global 2000 across 34 countries and 5 continents including North America, South America, Europe

Insight International (UK) Ltd

Role : Senior Java Developer (Security) Location : London, UK 2-3 Days Onsite Per Week Contract Inside IR35 - 6- 12 Months (Possibility of extensions) Skills Set : Application Security with Vulnerability What you will be doing: • Investigate and resolve security findings across multiple versions of

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 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 FX R

Waracle

Waracle are looking for a Senior React Native Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve

Job Description: Java Full Stack Developer Location: Reading or Croydon, UK (2 days onsite) Type: Permanent Role Overview We are looking for a Java Full Stack Developer to work on a large-scale government project. You will be involved in developing and supporting cloud-based applications and working

Java Developer ANANYA IT SERVICES LTD is a rapidly expanding organization based in London. Our aim is to provide high quality business solutions tailored to individual customer requirements. Our work focuses on building in-house UI Design Systems (cross platforms) for growing and well-established co

Waracle

Waracle are looking for a React Native Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their b

Role: React Frontend Developer Salary: Up to £200k (1st year compensation) Location: London (Hybrid) Skills Required: Extensive React experience needed This firm is an elite investment institution that uphold extremely high tech standards. They are made up of some exceptionally talented individuals

IDAM Back-end Java Developer - SC Cleared | £500 - £535 We're working with a global tech powerhouse delivering mission-critical digital transformation for the UK public sector on this exciting opportunity. We are seeking a high-caliber Senior Java Developer with deep IDAM expertise to spearhead a ma

Tech Lead (Java & React) – Media Industry £750 - £850/day Outside IR35 London (Hybrid) We’re looking for a hands-on Tech Lead to step into a high-impact role on a media platform that urgently needs strong technical leadership. This is an opportunity to take ownership of a team, turn around deliv

We have an exciting opportunity for experienced Java developers to join our team! You will have a passion for software development and an excellent understanding of how to define and deliver solutions iteratively and collaboratively. You will be involved in all areas of delivery, with the technical

We have an exciting opportunity for experienced Java developers to join our team! You will have a passion for software development and an excellent understanding of how to define and deliver solutions iteratively and collaboratively. You will be involved in all areas of delivery, with the technical

Citigroup

FX Risk Java Developer - VP Citi’s Markets technology team is growing at lightning speed, and we’re looking for talented technologists to help build the future of global banking. Our teams are creating innovations used across the globe. As the world’s most global bank, Citi provides an opportunity t

The Opportunity We are partnering with an innovative and fast:growing technology business to recruit a Senior Frontend Developer with deep expertise in React and React Native. This is a key hire within the engineering team, suited to someone who can take ownership of core frontend areas, work indepe