1,701 to 1,725 of 2,301 Java Jobs in London

Low-Latency Connectivity & Messaging Engineer

Location
City Of London, England, United Kingdom
European private bank in London is seeking a Connectivity and Messaging Engineer to enhance their ULTRA connectivity platform. The ideal candidate will have extensive Java experience, knowledge of the FIX protocol, and expertise in low-latency applications. Join a dynamic IT team that fosters creativity and continuous improvement, and enjoy ...

SailPoint IAM Engineer – IdentityIQ Specialist

Location
Greater London, England, United Kingdom
emphasizes integrating SailPoint IdentityIQ with AD/LDAP and HR systems, developing workflows, and ensuring compliance through testing and governance. The position favors strong Java and leadership in IAM projects. #J-18808-Ljbffr ...

Lead Web3 Backend Engineer - Digital Assets Platform

Location
Greater London, England, United Kingdom
Lead Web3 Engineer for the Digital Assets Platform. You will back enterprise-grade web applications, integrate with blockchain networks, and drive backend services using Java and Web3 libraries. Strong knowledge of Solidity and smart contracts is a plus. You will work in a hybrid setup, collaborating with architects, product teams ...

Hybrid Cloud Platform Engineer — SRE & Internal Tools

Location
Greater London, England, United Kingdom
Conseil is looking for a Platform Engineer to enhance our cloud banking platform. In this role, you will design and scale cloud infrastructure using Java and Golang, contributing to our continuous deployment systems and internal tooling. You will embrace a strong SRE mindset and participate in a hybrid working approach ...

IPF Solution Architect — Payments Platform & Architecture

Location
Greater London, England, United Kingdom
complex, real-time systems. You will collaborate with clients, product owners, and engineering squads, ensuring security and regulatory requirements are met. A strong backend (Java) background and hands-on architecture experience are essential. #J-18808-Ljbffr ...

Backend Engineer II — Scalable Travel Pricing

Location
Greater London, England, United Kingdom
degree in Computer Science or a related field. The position focuses on designing high-throughput services, implementing caching mechanisms, and working with technologies like Java and Scala. PowerToFly fosters an inclusive work environment and is recognized for its award-winning culture. #J-18808-Ljbffr ...

Head of Engineering, Global Supply Chain & Logistics

Location
Greater London, England, United Kingdom
large distributed engineering team, define technical strategy, and ensure scalable, reliable inventory and logistics software across markets. The role requires deep hands-on Java experience, plus a track record of growing engineering leaders and delivering large-scale systems for fintech or regulated industries. #J-18808-Ljbffr ...

Unix/Linux Hosting Platform Engineer – Patch, DR & Security

Location
City Of London, England, United Kingdom
hardening across UNIX/Linux environments with a focus on enterprise standards. You will handle OS and middleware patching, Oracle WebLogic, JBoss EAP, and Java platforms, ensuring reliability through DR validation and controlled rolling upgrades. Hybrid work with 2 days in London per week. #J-18808-Ljbffr ...

Core Java Engineer - Hedge Fund

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Core Java Engineer – Hedge Fund110,000 Plus BonusQuant Capital is urgently looking for a Java Developer/Java Engineer to join our high profile client. Our client is a $2 billion strong quant hedge fund with performance figures of 22%. They are currently looking to expand their high … next-gen EMS, order routing systems, execution algos, connectivity to venues and brokers, market data feeds, bespoke multi-dealer execution systems for OTC assets. Java Engineers must have:/PhD in Mathematics/Physics or engineering with strong mathematical backgroundFinancial Services experience in an IB, Vendor, fintech or FundExpert Java ...

Lead Backend Engineer, Trading Platform & LowLatency Systems

Location
Greater London, England, United Kingdom
Product Engineering. This hands-on role involves driving backend development for high-performance trading engine components. The ideal candidate has over 12 years of Java experience and a deep understanding of trading technologies. You will mentor engineers, design reliable low-latency systems, and collaborate with teams across Hong Kong ...

Global Fixed Income Tech Lead - Hybrid & Growth

Location
Greater London, England, United Kingdom
back-end systems and collaborating with business stakeholders to ensure regulatory compliance. Candidates should possess strong programming skills in technologies such as Angular and Java, with experience in Repo trade lifecycle and cloud-based architectures. Competitive salary and benefits are included, with a hybrid working model allowing for flexibility. #J ...

Java Backend Engineer - Spring Boot & Microservices

Location
Greater London, England, United Kingdom
London-based trading company is seeking an experienced Java Engineer to join their technology team on an initial 6-month contract. The role focuses on backend development using Java and Spring Boot, building scalable services, and collaborating with various teams. Ideal candidates will have Java expertise, experience in financial services ...

Backend Engineer

Location
Greater London, England, United Kingdom
fast. Here's our setup: React, Vite, TanStack frontend Kotlin backend: Modern and expressive, paired with the maturity, tooling, and depth of the Java ecosystem. Lets us ship fast now without painting ourselves into a corner later. Temporal and PortKey: Absorbs infrastructure complexity around durable execution and enterprise-compliant ...

Senior/Lead AI Software Engineer Java & Python

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£843.00 - £1,000.00 per day
Contract Role – Senior/Lead AI Software Engineer Java & Python x 2 – London/Hybrid – 12 months initial – Inside IR35 PAYE Role Overview: Job Title: Senior/Lead AI Software Engineer Java & Python Location: Hybrid – 4 days onsite per week in London Contract Type: Contract Duration: 12 months initial Rate … Inside IR35 Strong Java and Python development skills in mission-critical applications required. Proven experience building AI-based solutions in enterprise environments, including both machine learning and generative AI use cases, is highly desirable. Strong understanding of how AI can be applied to accelerate software development processes and improve engineering ...

Data Engineer-Java

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £400 per day
Hiring: Lead Data Engineer (Java) Locations: Newcastle, Glasgow, Manchester, or London Clearance: Active SC Clearance is highly preferred (SC eligible candidates will be considered) Contract Duration: 13+ months Are you an expert Data Engineer with strong Java programming skills? Join our AI & Data team to design, build, and optimize innovative ...

Data Engineer-Java

Hiring Organisation
Randstad Digital
Location
London Area, United Kingdom
Hiring: Lead Data Engineer (Java) 🚀 📍 Locations: Newcastle, Glasgow, Manchester, or London 🔒 Clearance: Active SC Clearance is highly preferred (SC eligible candidates will be considered) 💼 Contract Duration: 13+ months Salary: 400-427 per day Inside IR 35 UMB Are you an expert Data Engineer with strong Java programming skills? Join ...

Data Engineer-Java

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£350.00 - £400.00 per day
Hiring: Lead Data Engineer (Java) Locations: Newcastle, Glasgow, Manchester, or London Clearance: Active SC Clearance is highly preferred (SC eligible candidates will be considered) Contract Duration: 13+ months Salary: 400-427 per day Inside IR 35 UMB Are you an expert Data Engineer with strong Java programming skills? Join ...

Software Engineer | Associate | London | 2026

Hiring Organisation
Goldman Sachs
Location
London, UK
Employment Type
Full-time
both technology and finance. This is a backend engineering role which will involve working across a variety of areas, primarily micro-service development in Java, Spring and interaction with MongoDB. You will ideally be familiar with distributed services, testing, system monitoring and reporting, and the complete SDLC process. SKILLS … EXPERIENCE WE ARE LOOKING FORBachelor's or master's degree in computer science, engineering, or related field3+ years experience with Java, Spring & Non-SQL technologies such as MongoDBExperience with micro-services, java deployments & Dev Ops tools such as GitlabFull understanding of software development lifecycle best practicesAn ability to drive ...

Software Engineer | Associate | London | 2026

Location
Greater London, England, United Kingdom
both technology and finance. This is a backend engineering role which will involve working across a variety of areas, primarily micro-service development in Java, Spring and interaction with MongoDB. You will ideally be familiar with distributed services, testing, system monitoring and reporting, and the complete SDLC process. SKILLS … EXPERIENCE WE ARE LOOKING FOR Bachelor’s or master’s degree in computer science, engineering, or related field 3+ years experience with Java, Spring & Non-SQL technologies such as MongoDB Experience with micro-services, java deployments & Dev Ops tools such as Gitlab Full understanding of software development lifecycle best practices ...

Full Stack Mobile App Engineer

Hiring Organisation
Bilge Adam Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
ownership of features from discovery through to production, delivering solutions that create value for both the business and our customers. Our mobile products combine Java-based backend services with technologies including Flutter, Sitecore and AWS . Strong experience developing backend services in Java is important for this role, while knowledge … ownership of features from discovery through implementation, deployment and production support. Design, build and support end-to-end mobile features spanning the mobile client, Java backend services and data integrations. Deliver high-quality software that balances customer value, engineering quality and operational stability. Collaborate effectively with engineers, testers, designers ...

Lead Software Engineer | London | Hybrid | £100,000

Hiring Organisation
SR2
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £900,000 per annum
Lead Software Engineer I'm hiring! Lead Software Engineer | Java | AWS | AI | System Architecture | Kafka | 2 days a week in London| £100,000 + Benefits Love leading engineers, but not ready to hang up your coding gloves? I'm partnering with a brilliant FinTech business doing something a little different … evolving their platform, and looking for a Lead Software Engineer who still really likes being a software engineer. What will you actually do? Write Java/Spring Boot code most weeks Lead, support and unblock a small engineering team Make architecture decisions alongside a hands-on CTO and Principal Engineer ...

Core Java Developer Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Quant Capital is urgently looking for a Core Java Developer to join our high profile client. Our client is a 20 man financial software business who create a niche modeling and behavior monitoring application for financial markets. The Java code is very well written and well factored. Source control … innovative start-up is pioneering a new concept for the financial markets. The most important part of their product will be the enterprise-grade java based technology platform. This is a unique green field development opportunity that will allow you to play a part in shaping the future of finance ...

Engineering Manager

Location
Greater London, England, United Kingdom
record of coaching engineers, managing performance and building effective teams Significant experience working in the betting or gaming industry Strong hands‐on experience with Java Spring and Kafka Experience with cloud‐native development; AWS, Docker and Kubernetes ideally Knowledge of engineering practices for scalable, resilient and observable production services Understanding … Proficient in cloud‐native development and AI‐assisted engineering practices, ensuring alignment with company strategy and operational excellence. Highest‐signal resume keywords Team Leadership Java Spring Development Cloud‐Native Development Agile Methodologies Betting or Gaming Industry Experience ATS Optimization Keywords Hard Skills Java Spring Kafka Cloud‐Native Development RDBMS Technologies ...

Solutions Architect

Location
Greater London, England, United Kingdom
software development experience of designing and coding on enterprise web-based systems. Experience on Objected Oriented Design, Data modelling skills using UML. Experience with Java 8+; J2EE and Gradle/Maven. Experience with Spring (Boot, Security) and other Java frameworks. Experience with BPM tools such as Camunda (preferred), jBPM, Activiti ...

Senior Java Microservices Architect - Cloud, CI/CD, Hybrid

Location
Greater London, England, United Kingdom
GlobalLogic in London is seeking an experienced Senior Java Developer to lead the design, development, and deployment of mission-critical applications using Java/JEE, Spring Boot, and microservices. You will build secure REST/gRPC APIs, manage asynchronous inter-service communication, drive CI/CD pipelines with Jenkins ...