9 of 9 Permanent Java Developer Jobs in London

Graduate Java Developer Location: Central London Salary: Circa £35,000 - £45,000 + Bonus + Benefits Graduate Java Developer required by a highly technical Algorithmic Trading Company based in Central London This is an excellent opportunity to join a small, engineering-led team building trading systems … play a hands-on role in the development of trading technology Experience: Degree in Computer Science, Engineering, Mathematics, Physics or similar quantitative discipline Strong Java fundamentals Exposure to Python Understanding of data structures, algorithms, networking fundamentals, OOP and software design patterns Familiarity with Linux/Unix environments ...

Graduate Java Developer Location: Central London Salary: Circa £35,000 - £45,000 + Bonus + Benefits Graduate Java Developer required by a highly technical Algorithmic Trading Company based in Central London This is an excellent opportunity to join a small, engineering-led team building trading systems … play a hands-on role in the development of trading technology Experience: Degree in Computer Science, Engineering, Mathematics, Physics or similar quantitative discipline Strong Java fundamentals Exposure to Python Understanding of data structures, algorithms, networking fundamentals, OOP and software design patterns Familiarity with Linux/Unix environments ...

Location: London (Hybrid) Type: Permanent Rate/Salary: Competitive Role Overview A leading financial organisation is seeking a Backend Java Developer to design and build robust backend services and applications within a high-availability, performance-critical environment. Youll work on modern Java services and microservices, delivering reliable … based in London, with an expectation to attend the office three days per week. Key Responsibilities Design, develop and maintain backend services using modern Java (Java 17+), following secure coding and clean architecture principles. Build and evolve microservices and RESTful APIs to support scalable and resilient platform capabilities. ...

Tier Investment bank requires an experienced hands-on Java developer and technical architect with deep expertise in real-time third-party payments, high-throughput zero-downtime systems, and highly available, global-scale internet-facing APIs. This role is central to scaling the TFX technology platform for major retail … maintaining software solutions that support business needs. What You'll Do In The Role Act as a senior individual contributor who combines hands-on Java development with architectural leadership, remaining close to implementation and setting the technical standard through design, code-level guidance, and practical problem solving. Design, build ...

title : Java and Fidessa Developer - Equities Trading Location : Bromley - Hybrid working Salary : £85,000 - £100,000 + Benefits + Bonus Start date : ASAP Working hours : 40 hours per week We are working with one of the largest global BFSI organisations, operating at scale across international markets … looking for an experienced Java and Fidessa Developer to support and enhance their front office trading platforms. In this role, the Java and Fidessa Developer will be working in a fast-paced front office environment, supporting equities trading systems and contributing to the stability and performance ...

Java Full Stack Developer Location: London - Hybrid – 3 days per week onsite Start Date: ASAP Contract Rate: TBC, likely in the region of £500 per day inside IR35 Duration: 6 to 12 months initially Role Overview Our client is seeking a Senior Java Full Stack Developer to help design, build, and support complex Java/Python applications within a distributed, microservices‐driven environment. You’ll work across global teams, contribute to an AI‐focused engineering roadmap, and provide critical L3 production support to ensure stability and performance. Key Responsibilities Develop and maintain Java ...

Java Software Engineer Join a tier-one global financial institution undergoing a major digital transformation across its capital markets technology estate. You'll play a key role in scaling a mission-critical platform, driving architecture, performance optimisation, automation, and engineering best practice. Strong Java and distributed systems experience ...

your Java and AWS knowledge to build secure, scalable cloud-based services for medical researchers London with hybrid working; to £90k DoE + options and benefits This company is developing an AWS-based platform to securely share medical diagnostics between clinicians and researchers worldwide, and enable online characterisation … This will feed into a better understanding of disease processes and ultimately better treatments for patients. The back end of their technology stack comprises Java-based microservices running on AWS. Data security and integrity is of paramount importance, and the solution needs to be compliant with healthcare industry software ...

software development lifecycle, from analysis and design through to implementation, testing and post - launch support . Work on distributed systems using technologies such as Java, Spring, Kafka, .NET (C#) and AWS , ensuring reliability, scalability and performance. Contribute to the technical direction of the team, promoting strong engineering standards, clean … tech stacks), diagnosing issues, ensuring operational stability and adapting to evolving team priorities. What you'll bring Solid previous experience building backend services using Java (Spring) and .NET (C#) in a production environment. Good working knowledge of SQL databases (e.g. Oracle, SQL Server) and NoSQL databases such as Couchbase ...