Java React Developer jobs in Billerica

Senior UI/UX Designer & Frontend Developer (Mobile • Figma • React) – Global Legal Tech A rare opportunity to join one of the world’s most respected legal brands—part of the industry’s magic circle —as they build a next‑generation, AI‑driven SaaS platform redefining how global legal teams operat

Senior Java Developer – AWS, Kafka, Kubernetes Contract: 12 Months Rate: £775 per day (Inside IR35) Location: Canary Wharf, London (3 days onsite per week) Overview We are seeking an experienced Senior Java Developer to join a high-performing technology team within a leading financial services envir

Work mode: Hybrid Number of days a week worked in the office: 2 to 3 days || If the end client requires F2F meetings, the contractor should be available Contract duration: 6 months Location: London (Client or End client's office) End Client Address: Charterhouse St, London Client Address: Upper Bank

Job Description Role: Senior React Native Developer Location: London,UK (Hybrid–2to3daysonsite) Duration: -+6 MonthsContract Experience: 8+ Years Key Skills: Strong experience in React Native (0.81), React 19, TypeScript 5.x State Management: Redux Toolkit, Zustand, React Query, Apollo Client Testin

Java Developer – SC Cleared Whitehall Resources are looking for a Java Developer – SC Cleared. This role will be remote based working with occasional visits onsite to South London, for an initial 6-month contract. \ \ \ Due to the nature of the client, this role requires active SC Clearance\ \ \ \ \

About Us:- Net2Source Inc. is one of the fastest growing diversity 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,

I’m currently working on a London-based contract opportunity for a Senior Java Developer within Market Connectivity/eTrading, offering up to £800/day (Inside IR35). The role focuses on low-latency systems and FIX connectivity within a front office environment. Java Developer – Market Connectivity (e

Overview Role - Contract - Front End Developer (Team Lead) Rate - Up to £600 a day Length - 8 month Contract We are supporting a global automotive financial services organisation in the search for an experienced Frontend Software Engineer to join their team. This is an exciting opportunity to work o

Work mode: Hybrid Number of days a week worked in the office: 2 to 3 days || If the end client requires F2F meetings, the contractor should be available Contract duration: 6 months Location: London (Client or End client's office) End Client Address: Charterhouse St, London Client Address: Upper Bank

Citi

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

Your role: Joining the Reporting product line, you would work as a member of a highly focused team. This team specialises in Java-based data engineering, designing and delivering large-scale ETL workflows on a lake house platform. You’ll be working with modern big data technologies to move, transfor

Thrive IT Systems

We’re seeking an experienced Java Developer for one of the BFSI domain. Java Developer Skills 10-12 years of overall experience with the following skills and experience. Good communication and collaboration skills as key for working in DevOps culture. Growth mindset. Essential Skills Core AWS Servic

Key Responsibilities Design, develop, and maintain Java-based applications Write clean, efficient, and well-documented code Collaborate with cross-functional teams (frontend, QA, DevOps) Debug and resolve technical issues Optimize application performance and scalability Participate in code reviews a

Addition

We're recruiting for a Digital Transformation specialist who, after a number of wins, are recruiting for Java Developers urgently Key highlights This is outside IR35 While the work is remote, you need to be able to travel to London for week 1 onboarding 6 months and extension to Dec likely (if not l

About Us: AmpsTek – a global technology leader since 2013 – is transforming how businesses approach technology and staffing solutions. Founded by seasoned technology leaders across the UK, Europe, APAC, North America, and LATAM, and with registered offices in 30+ countries, we deliver exceptional se

Randstad Technologies

Java Messaging Engineer | eBond Trading Platform We are seeking a high-caliber Java Backend Developer to join the Booking & Messaging cell of a global electronic trading platform. This role is at the heart of the "eBond" ecosystem, managing high-throughput trade flows and external venue connecti

Exposed Solutions

£50,000 - £70,000 /year

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 inde

Job Description About this role If you are a seasoned Java Engineer passionate about building world-class trading systems, we would love to hear from you! You should be eager to collaborate with a team that values innovation and quality. In the role of Senior Java Developer at BlackRock's Aladdin co

Robert Walters

£100,000 - £125,000 /year

This is a high-impact Lead Engineer role driving the transformation of a Fixed Income technology landscape. You'll play a key role in a multi-year platform modernisation programme, building real-time, high-performance applications that support critical trading workflows. This position offers the opp

Hays Specialist Recruitment Limited

£7,200 - £9,000 /year

We are working with a client who is a global leader in consulting, technology services, and digital transformation, committed to delivering positive change through technology and human collaboration. They are seeking an experienced UK-based Senior Application Developer who has deep hands-on experien