core java developer jobs in City of London

Jobs found: 953
Undisclosed
City of London

You will develop and consolidate systems, write software, guide a team of developers, and take ownership of several critical platforms.

You will work closely with senior stakeholders including the CTO, COO, Head of Operations, and Project Management.

Hybrid
8 hours ago
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Albert Bow
City of London

You will be an exceptional C++ developer responsible for the optimization of core high performance trading systems. The role is built on low latency infrastructure and will require you to have exceptional modern C++ knowledge.

2 hours ago
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Candour
City of London

Job Description Lead Software Engineer (Java) – London / Hybrid Are you a Lead Backend Engineer with a strong background in Java and modern backend architecture? In this senior technical leadership role, you will set the technical vision, influence system design, and guide teams in delivering secure, scalable, and high-performing services. While remaining hands-on for key projects, you will...

Hybrid
5 days ago
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Vallum Associates
City of London

Job Description 3 days Onsite per week from London Office. Required skills and qualifications: Extensive experience in kdb+/q, including the design of large kdb+ systems. Strong understanding of computer science fundamentals and modern software development practices. Experience with development in a Unix and/or Linux environment. Core Java development experience is often...

Remote
4 days ago
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Russell Tobin
City of London

You will work closely with traders, quants, financial engineers, and technology partners, contributing directly to the performance, resilience, and evolution of a mission-critical e-trading platform. What You’ll Be Doing - Design, build, and enhance a robust, ultra-low latency Fixed Income electronic trading platform

5 days ago
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Stanford Black Limited
City of London

Pricing Algo Java Engineer Up to £160,000 on the base I am looking for experienced Java engineers to join one of Europe’s top-tier fixed-income algorithmic trading desks. The role involves building a greenfield execution system from the ground up, spanning five core business domains, with a strong focus on performance, reliability, and clean system design in a front-office trading environment....

8 hours ago
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Selby Jennings
City of London

Company Overview: A global financial institution with a strong presence in major markets, recognised for its expertise in investment banking and asset management. The firm is known for its innovative approach to trading and technology, delivering solutions that enable efficient execution and risk management across multiple asset classes. It offers a collaborative environment where professionals...

2 hours ago
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Thomson Keene
City of London

You will be working with the front office at all levels to ensure that the requirements, design and build are conducted accurately and efficiently. The most important responsibility, however is applying your etrading platform experience to a high quality development environment.

8 hours ago
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EC1 Partners
City of London

Job Title: Java Developer (OMS Specialist) Location: London (Hybrid Working) Working Pattern: 2–3 days onsite per week Employment Type: Permanent Overview A London-based financial technology organisation is seeking an experienced Java Developer to join its engineering team. The successful candidate will play a key role in the design, development, and enhancement of a high-performance Order...

Hybrid
2 hours ago
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Information Tech Consultants
City of London

Job Title: Java Developer Location: UK Experience: 2–5 years Education: Bachelors in Science (IT/Computer Science/Engineer) Employment Type: Full-Time UK based candidates only. Job Summary: We are seeking an experienced Java Developer with 2 to 3 years of hands-on experience in building applications using Java, Spring Boot, and Microservices architecture. The ideal candidate should also...

2 hours ago
Hunter Bond
City of London

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 up of some exceptionally talented individuals who above all are passionate about using the latest...

Hybrid
2 hours ago
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Bourne Search Ltd
City of London

Junior Java Developer – RFQ Trading Systems 📍 London (Hybrid) 3 - Days in Office 💰 Up to £75,000 + bonus We’re hiring a Junior Java Developer (1–4 years) to work on a greenfield RFQ platform supporting a trading desk. This is a backend role, close to the front office, where the services you build are used live by sales and traders. You’ll get strong exposure to event-driven systems and real...

No Experience Hybrid
2 hours ago
Opus Recruitment Solutions
City of London

Job Description Java Developer | London/Hybrid | £100,000 - £140,000 | Java 21 | Microservices | TDD | AWS | PostgreSQL | Kubernetes | Fintech | Digital Banking Looking to join a company who are making waves within the fintech space? Want to work with the latest Java technology? I am supporting a rapidly growing fintech scaleup who are PE backed by the same investors who backed the likes of...

Hybrid
5 days ago
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La Fosse
City of London

Job Description Java/Kotlin Team Lead - London - 6 months - Circa £650pd - 3 days pw We are partnered with a tech client who are looking for a Lead Backend Engineer with strong experience in Java and/or Kotlin to take a key technical leadership role within a backend-focused engineering team Technical Leadership & Influence - Lead design discussions, technical deep dives, and knowledge-sharing...

16 hours ago
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Opus Recruitment Solutions
City of London

Java Developer | London/Hybrid | £100,000 - £140,000 | Java 21 | Microservices | TDD | AWS | PostgreSQL | Kubernetes | Fintech | Digital Banking Looking to join a company who are making waves within the fintech space? Want to work with the latest Java technology? I am supporting a rapidly growing fintech scaleup who are PE backed by the same investors who backed the likes of Coinbase and Airbnb....

Hybrid
8 hours ago
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core java developer, City of London
Thomson Keene
City of London

You will be working with the front office at all levels to ensure that the requirements, design and build are conducted accurately and efficiently. The most important responsibility, however is applying your etrading platform experience to a high quality development environment.

8 hours ago
Bookmark Not interested
Selby Jennings
City of London

A global financial institution with a strong presence in major markets, recognised for its expertise in investment banking and asset management. The firm is known for its innovative approach to trading and technology, delivering solutions that enable efficient execution and risk management across multiple asset classes. It offers a collaborative environment where professionals work on...

an hour ago
Bookmark Not interested
Candour
City of London

Lead Software Engineer (Java) – London / Hybrid Are you a Lead Backend Engineer with a strong background in Java and modern backend architecture? While remaining hands-on for key projects, you will focus on mentoring others, driving engineering excellence, and ensuring the backend strategy aligns with business goals. Establish and uphold coding standards and secure development practices. Guide...

Hybrid
8 hours ago
Bookmark Not interested
Hunter Bond
City of London

Role: Front Office Java Developer Salary: Up to £130k base salary + Bonus + Package Location: London (Hybrid) Extensive Java experience needed (ideally with versions up to 21) 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....

Hybrid
8 hours ago
Bookmark Not interested
Vallum Associates
City of London

3 days Onsite per week from London Office. Required skills and qualifications: Extensive experience in kdb+/q, including the design of large kdb+ systems. Strong understanding of computer science fundamentals and modern software development practices. Experience with development in a Unix and/or Linux environment. Core Java development experience is often required. Experience with low-latency...

Remote
8 hours ago
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