Java Full jobs in Croydon

McGregor Boyall

£7,200 - £8,400 /year

Senior Java Backend Developer (Contract) Location: London (Hybrid) Rate: £650 - 700 per day (likely inside IR35) A leading global financial institution is seeking a Senior Java Backend Developer to join a high-performing engineering team, delivering scalable, data-intensive backend systems that supp

Booking and Messaging Java Developer | £600 - £625 We're working with a global titan in electronic trading and financial markets infrastructure on this exciting opportunity. We are looking for a heavyweight Java Messaging Engineer to sit at the heart of an "eBond" ecosystem, managing high-throughput

The Company iSAM is an innovative, financial technology firm specialising in quantitative trading, compromised of iSAM Funds and iSAM Securities. iSAM Securities regulated by the FCA, SFC, and CIMA registered, is a leading algorithmic trading firm and trusted electronic market maker, providing liqui

Senior Java Developer | £85,000 - £95,000 We're working with a leading financial services technology vendor on this exciting opportunity. Are you ready to spearhead a flagship platform rebuild at the heart of London’s fintech scene? This is your chance to architect and deliver high-performance, auto

Senior Java Developer ( Contractor ) up to £850 inside IR- 35 We are seeking a highly skilled Senior Java Engineer to join a team building a next-generation OEM platform within a high-growth, global organization. This role sits at the core of a strategic platform build, focusing on developing scalab

Booking and Messaging Java Developer | £600 - £625 We're working with a global titan in electronic trading and financial markets infrastructure on this exciting opportunity. We are looking for a heavyweight Java Messaging Engineer to sit at the heart of an "eBond" ecosystem, managing high-throughput

Contract Java Developer (SC required) South London HQ (Hybrid remote) Up to £485 p/d Inside IR35 Live security clearance required A leading Digital Consultancy client with offices around the U.K are looking to onboard a Java Developer with extensive Spring Boot and React experience to support their

Who we are: For over 25 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. We securely capture and preserve the communications data of the world's most highly regulated firms, giving t

Sanderson

Java Developer - multiple roles £510/day Inside IR-35 6 month contract Active SC required Remote with occasional travel to London for client meetings only - expensable We are looking for experienced fullstack Java Software Engineers to support projects across UK Government and Law Enforcement. You'l

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing indus

hackajob is collaborating with Tesco to connect them with exceptional professionals for this role. About The Role As a Principal Software Development Engineer within the Supply Chain & Fulfilment domain, you’ll drive the technical direction of some of Tesco’s most critical services. You’ll colla

Join a specialist consultancy delivering secure, high-impact software solutions at the heart of national security and intelligence operations. This role plays a key part in building the systems that turn complex data into actionable insight. Role Overview: Location: Cheltenham, London or Manchester

JD : JAVA Security Analyst Location - London Work mode - Hybrid What you will be doing: • Investigate and resolve security findings across multiple versions of SFTC • Ensure false positives are properly explained to central security team and approved as false positives • Upgrade dependencies both Ja

Date live: 20/04/2026 Business Area: Group Economic Crime COO Area of Expertise: Technology Contract: Permanent Reference Code: JR-0000083628 Join Barclays as an IFC – Java Back End Engineer and play a key role in shaping the future of our technology landscape. In this position, you will help design

Job Title: Java L3 Support Location: London, UK Job Type: Contract Job Summary: We are looking for a skilled Java Developer with strong L3 Production Support experience to join our team. The ideal candidate should have expertise in Core Java, SQL, and UNIX , with a strong ability to troubleshoot com

FDM Group

About The Role FDM is a global business and technology consultancy seeking a Java / Scala Developer to work for our client within the Investment Banking / Financial Services sector. This is initially a 12-month contract with the potential to extend and will be a hybrid role that will be based in Lon

Senior Java Full Stack Engineer, Vice President {"description": " About this role Are you interested in building innovative technology that shapes the financial markets? Do you like working at the speed of a startup, but want to solve some of the world's most complex problems? Do you want to work wi

Senior Java Developer | £85,000 - £95,000 We're working with a leading financial services technology vendor on this exciting opportunity. Are you ready to spearhead a flagship platform rebuild at the heart of London’s fintech scene? This is your chance to architect and deliver high-performance, auto

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