15 of 15 Java Developer Jobs in the City of London

Java Developer AWS React Full Stack - Start-up

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Java Developer/Software Engineer (AWS React Full Stack) London/WFH to £80k Are you a technologist Java Developer looking for an opportunity to be part of something big from the start? You could be progressing your career in an impactful role at a newly … established Fintech start-up, set up by a small team of finance and technology entrepreneurs with a hugely successful track record. As a Java Developer you will join a small team to build systems from the ground up, working across the full technology stack with a focus ...

Java Developer - eTrading Solutions

Hiring Organisation
Hays Specialist Recruitment Limited
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Join a leading banking firm as a Java Developer - eTrading Solutions Job Overview: Do you have a proven track record of building high-performance solutions? Are you confident at iteratively refining user requirements and removing any ambiguity? Do you want to design and build best-in-class, enterprise … scale applications using the latest technologies? We're looking for a java developer to: Develop scalable Java applications for complex business challenges Optimise and refactor existing services to improve performance and maintainability Translating business requirements into technical specifications Perform code reviews and share results with colleagues Lead ...

Java Developer

Hiring Organisation
Lorien
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Java Developer Hybrid Working - Local - 1-2 days a week on site. Financial Services Lorien's leading banking client is looking for a Java Developer who thrives on delivering low-latency, scalable services and event-driven architectures. If you're experienced with Java , Apache Kafka … Umbrella. Working in a Hybrid Model of 2 days a week on site. What you'll do Design, build, and maintain microservices in Java (preferably Java 11+/17) for mission-critical payment flows. Develop event-driven solutions using Kafka (producers/consumers, schema management, stream processing). ...

eFX Java Developer Contract - 12 months Inside IR35

Hiring Organisation
CBSbutler Holdings Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£480 - £550 per day
Latency Java Developer - Contract Location: London - Hybrid 3 days per week in the office Duration: 12 months Rate: £480-£550 per day Inside IR35 Hiring for a Senior Java Developer with strong FX and low-latency experience to join an eFX Algo IT team. You will … quickly for Front Office - Work across design, development, testing and release - Provide 3rd-line support and ensure production stability Skills and Experience: - Strong Core Java - FX background (essential) - Proven low-latency engineering skills - Hands-on with Agrona, ring buffers, UDP, LMAX Disruptor/Chronicle Queue - FIX protocol knowledge - UNIX ...

eFX Java Developer Contract - 12 months Inside IR35

Hiring Organisation
CBSbutler Holdings Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 480 - 550 Daily
Latency Java Developer - Contract Location: London - Hybrid 3 days per week in the office Duration: 12 months Rate: £480-£550 per day Inside IR35 Hiring for a Senior Java Developer with strong FX and low-latency experience to join an eFX Algo IT team. You will ...

Senior Java Developer

Hiring Organisation
Hireful
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
City of London, London, United Kingdom
their goals. The 3 G’s of RE: “Get Shit Done.” “Get Over Shit.” “Give a Shit.” We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on l ow latency , high-throughput systems in the payments processing domain. This hybrid … offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities : Design, develop, and optimize low-latency, high ...

Front Office Java Developer - Up to £130k base salary + Bonus + Package

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
Role: Front Office Java Developer Salary: Up to £130k base salary + Bonus + Package Location: London (Hybrid) Skills Required: Extensive Java experience needed (ideally with versions up to 21) This firm is an elite investment institution that uphold extremely high tech standards. They are made … limits. They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of Java, directly with traders and quants to build out high performance pricing and analytics tools from scratch. This role is greenfield and will allow ...

Pre-trade Java Developer - Rates / RFQ / ION

Hiring Organisation
Vertus Partners
Location
City of London, London, United Kingdom
currently recruiting an experienced Java Developer to join the Rates eTrading team at a leading investment bank, working on a range of high-impact, business-facing projects. In this role, you will collaborate closely with traders and quants to gather business requirements and contribute to the design … develop, and enhance pre-trade applications. Deliver performant, reliable, and scalable trading solutions. Optimise system latency, throughput, and resilience. Required Skills & Experience Strong Core Java development experience Strong experience around RFQs and ION Experience building high-performance trading applications for Rates, Fixed Income. Experience developing real-time, low-latency ...

Graduate / Junior Developer, Python, Linux, C#, Java - London

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over … customers by delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position ...

DV Cleared Java Developer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
this across the entire software delivery lifecycle for both internal customers and end users. Your skills and experience What you'll bring: * Experience of Java * Experience of Spring framework or equivalent. * Knowledge of software design patterns and when to apply them * Excellent knowledge of development processes. * Experience of containerisation ...

Java Developer - Low Latency

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
Public Services. Consolidated revenues as of $13+ billion. DETAILED RESPONSIBILITIES- 12+ years of experience. - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure … industry trends and integrate relevant technologies into projects. SKILL REQUIREMENTS - Bachelor's degree in Computer Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring ...

DV Cleared Java Developer

Hiring Organisation
83zero Limited
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Clearance Required: ACTIVE DV Clearance Your role You will be a hands-on technical expert helping us deliver projects in a true DevOps manner. You will apply a software engineering mindset to problems, whether that ...

Full-stack Java/Clojure developer

Hiring Organisation
S&P Global
Location
City of London, London, United Kingdom
support of trading, research, valuation and independent price verification. Asset class coverage includes foreign exchange, interest rate and equity derivatives. As Full-stack Java/Clojure developer working within OTC Derivatives Data you’ll be working closely with our product and data specialists across all asset classes, extending … Looking For: Basic Required Qualifications: Degree in computer science or numerate discipline, or equivalent background 3+ years of experience working on distributed Java platforms and Web Platforms Comfortable working with both UNIX/Linux and Windows environments Good understanding of agile software development methodology Thorough understanding of fundamental software ...

Quantitative Developer - eFX (Java)

Hiring Organisation
Selby Jennings
Location
City Of London, England, United Kingdom
integrate algorithmic trading models and associated controls. Skilled in producing comprehensive model documentation and working with governance and risk oversight teams. Advanced proficiency in Java, including techniques for low-latency development such as lock-free data structures and minimising garbage collection. Familiarity with messaging libraries and protocols such ...