Have you got experience leading a team while remaining hands-on and technically involved? Senior Java Developer – FX Trading Salary : up to £120k + bonus Location : London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor FinTech that has been acquired by a leading capital market. They are looking for … an experienced Java Developer who will fulfil a hands-on Senior/Lead role leading the next generation of Java Developers. They are looking for the following experience in Senior Java Developers: Core Java development Multithreading, concurrency, low latency Working in the financial sector e.g. FX, trading Building microservices in the cloud (GCP, AWS) with Kubernetes Product-led development – architecting … training & development budget Are you looking for a step up in your career to take on additional responsibilities while remaining technically hands-on? Apply now for this excellent Senior Java Developer opportunity! Please note : Due to compliancy reasons, we will only be able to consider applications based in and eligible to work in the UK. More ❯
Leeds, West Yorkshire, United Kingdom Hybrid/Remote Options
Syntax Consultancy Ltd
Java Technical Lead Leeds (Hybrid) Permanent £70,000 - £85,000 (DOE) Java Technical Lead/Senior Java Developer needed for a permanent career opportunity based in Leeds (Hybrid). Start ASAP ideally Nov/Dec 2025. Hybrid Working - 2 days/week remote (WFH), and 3 days/week working on-site from the Leeds office. A chance to work … with a leading global IT transformation business specialising in delivering large-scale Government digital modernisation projects. Key skills, experience to include: Full Stack Java Developer needed with strong front-end and back-end development experience. Strong AWS Cloud Services experience including: ECR, ECS, Lambda, API Gateway, S3, DynamoDB, Step Functions, Apigee). Must be highly proficient in Java, Spring Boot … AngularJS, Jenkins, and Node 10. Designing, developing + implementing secure systems, and understanding DevOps practices. Supporting the development + operation of Java software solutions with secure tools and environments. Technical Environment: Gitlab, CloudFormation, Maven, Docker, Fortify on Demand, SonarQube, Karate, Gherkin, Cypress, Jest, Groovy, Bash, Typescript, Karate, Cypress. AWS Associate Developer accreditation preferred. Benefits: Salary to £70k-85k (DOE) + More ❯
teams in implementing event-driven architectures using Kafka and RabbitMQ, ensuring consistency of AsyncAPI and OpenAPI contracts across polyglot services. Architect and review backend services primarily in Spring Boot (Java/Kotlin) with optional polyglot extensions (Go, Node.js, Python, Rust) where performance or specialization requires. Lead design of API gateways, authentication flows, and multi-tenant data isolation, leveraging multi-tenancy … Kubernetes and Docker, with strong understanding of networking, ingress, autoscaling, and service discovery. Proven experience designing event driven systems using Apache Kafka or similar message brokers. Strong proficiency in Java/Spring Boot; familiarity with Go, Node.js, or Python advantageous. Solid grasp of PostgreSQL (including RLS, partitioning) and Redis caching patterns. Experience with CI/CD automation (GitHub Actions, ArgoCD More ❯
Software Engineer, with a proven track record of delivering successful projects and solutions. Demonstrated expertise in building enterprise-grade software, utilizing at least one of the following languages: Python, Java, Golang or Scala. A strong passion for driving project evolution and innovating new products within a dynamic environment characterized by lightweight agile processes. Proficiency in developing systems capable of efficiently … TDD) methodologies. Thorough understanding of the software development lifecycle, from conception to deployment. Capable of conceptualizing and implementing software architectures spanning multiple technologies and platforms. Technology stack Python Flask Java Spring JavaScript BigQuery Redis ElasticSearch Airflow Google Cloud Platform Kubernetes Docker Voted "Best Places to Work," our culture is driven by self-starters, team players, and visionaries. Headquartered in Los More ❯
as a remote-first company with a commitment to innovation, inclusion, and global collaboration. Role Overview: We are looking for a versatile Data Engineer with a strong relation to Java backend engineering to join our Graph Delivery team and help build, extend, and maintain customer-facing graph solutions. You will work on large-scale batch processing pipelines while also contributing … Required Qualifications: 5+ years of experience in backend and/or data engineering roles, with a strong focus on building and maintaining data pipelines. Proficiency in JVM-based languages (Java, Kotlin), ideally combined with Python and experience in Spring Boot Solid understanding of data engineering tools and frameworks, like Spark, Flink, Kafka, dbt, Trino, and Airflow. Hands-on experience with More ❯
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Richmond, Virginia, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Philadelphia, Pennsylvania, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Washington, Washington DC, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Chicago, Illinois, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Boston, Massachusetts, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
McLean, Virginia, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Cambridge, Massachusetts, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
Wilmington, Delaware, United States Hybrid/Remote Options
Capital One
community Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment Utilize programming languages like JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, and Go, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services Basic … least 1 year experience with cloud computing (AWS, Microsoft Azure, Google Cloud) Preferred Qualifications: Master's Degree 7+ years of experience in at least one of the following: JavaScript, Java, TypeScript, SQL, Python, or Go 3+ years of experience with AWS, GCP, Microsoft Azure, or another cloud service 4+ years of experience in open source frameworks 1+ years of people More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Opus Recruitment Solutions
Java Developer – upto £140k plus shares Java21, Springboot, Microservices, TDD, AWS A well-funded, product-led tech startup is building a next-generation financial platform designed to serve millions across emerging markets. Their mission is to simplify access to stable, secure digital finance, enabling users to save, transact, and grow their money with confidence. We’re looking for x8 Java … and the impact is tangible. You’ll be working with a modern stack, contributing to a microservices ecosystem, and collaborating across disciplines to deliver secure, scalable solutions. The ideal Java Developer will bring deep experience in Java (17+), a strong grasp of distributed systems, and a passion for building infrastructure that performs under pressure. Tech stack includes: Java 21, Springboot More ❯
Java Developer – upto £140k plus shares Java21, Springboot, Microservices, TDD, AWS A well-funded, product-led tech startup is building a next-generation financial platform designed to serve millions across emerging markets. Their mission is to simplify access to stable, secure digital finance, enabling users to save, transact, and grow their money with confidence. We’re looking for x8 Java … and the impact is tangible. You’ll be working with a modern stack, contributing to a microservices ecosystem, and collaborating across disciplines to deliver secure, scalable solutions. The ideal Java Developer will bring deep experience in Java (17+), a strong grasp of distributed systems, and a passion for building infrastructure that performs under pressure. Tech stack includes: Java 21, Springboot More ❯
Winchester, Hampshire, United Kingdom Hybrid/Remote Options
Tria
is a hands-on technical role where you'll contribute directly to architecture and development, while supporting and mentoring other engineers. It's an ideal opportunity for an experienced Java developer who enjoys solving complex challenges and wants to influence technical direction without moving into a management position. Key Responsibilities Lead the design and delivery of new features and improvements … Develop and maintain complex Java-based applications Collaborate on architecture and system design decisions Coach and support other engineers within the team Promote high standards in coding and delivery practices About You You're an experienced software engineer who takes ownership, communicates clearly, and thrives in a collaborative Agile environment. Essential: 5+ years of experience in Java development Strong knowledge More ❯
Worcestershire, United Kingdom Hybrid/Remote Options
Tria
is a hands-on technical role where you'll contribute directly to architecture and development, while supporting and mentoring other engineers. It's an ideal opportunity for an experienced Java developer who enjoys solving complex challenges and wants to influence technical direction without moving into a management position. Key Responsibilities Lead the design and delivery of new features and improvements … Develop and maintain complex Java-based applications Collaborate on architecture and system design decisions Coach and support other engineers within the team Promote high standards in coding and delivery practices About You You're an experienced software engineer who takes ownership, communicates clearly, and thrives in a collaborative Agile environment. Essential: 5+ years of experience in Java development Strong knowledge More ❯
Colden Common, Hampshire, United Kingdom Hybrid/Remote Options
Tria
is a hands-on technical role where you'll contribute directly to architecture and development, while supporting and mentoring other engineers. It's an ideal opportunity for an experienced Java developer who enjoys solving complex challenges and wants to influence technical direction without moving into a management position. Key Responsibilities Lead the design and delivery of new features and improvements … Develop and maintain complex Java-based applications Collaborate on architecture and system design decisions Coach and support other engineers within the team Promote high standards in coding and delivery practices About You You're an experienced software engineer who takes ownership, communicates clearly, and thrives in a collaborative Agile environment. Essential: 5+ years of experience in Java development Strong knowledge More ❯
Role: Java Developer Location: Hybrid travel to client site 2-3 days per week. Rate Outside IR35: £500.00 - £550.00 Clearance: Active SC Clearance (Must hold Active SC) We are seeking an experienced and hands-on Java Developer with a strong understanding of Java to join our team. The ideal candidate will have a solid background in software development along with … reporting in the event of delays, proactively manage dependencies, and work with team members to resolve issues impacting delivery. Required Qualifications: - Minimum of 3 years of experience as a Java Developer. - Strong understanding of functional programming principles and Test-Driven Development (TDD). - Experience with relational and NoSQL databases. - Familiarity with cloud platforms such as AWS, Azure, or GCP. - Experience More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Oliver Bernard
Java Software Engineer An ambitious AI company on a mission to reshape how businesses harness the power of data and automation are seeking Java Developers who thrive in modern, cloud-native environments and want to make real impact. What you’ll do Design and develop high-performance microservices using Spring Boot Build scalable, cloud-based applications on AWS Collaborate with … solutions Contribute to system architecture, CI/CD pipelines, and code reviews Bring fresh ideas to a fast-moving, innovative environment What we’re looking for Strong experience with Java (11+) and Spring Boot Proven track record building and deploying Microservices Solid understanding of AWS services (ECS, Lambda, S3, etc.) Experience with RESTful APIs, Docker, and CI/CD tools More ❯
Java Software Engineer An ambitious AI company on a mission to reshape how businesses harness the power of data and automation are seeking Java Developers who thrive in modern, cloud-native environments and want to make real impact. What you’ll do Design and develop high-performance microservices using Spring Boot Build scalable, cloud-based applications on AWS Collaborate with … solutions Contribute to system architecture, CI/CD pipelines, and code reviews Bring fresh ideas to a fast-moving, innovative environment What we’re looking for Strong experience with Java (11+) and Spring Boot Proven track record building and deploying Microservices Solid understanding of AWS services (ECS, Lambda, S3, etc.) Experience with RESTful APIs, Docker, and CI/CD tools More ❯
East London, London, United Kingdom Hybrid/Remote Options
Client Server
Backend Software Engineer/Developer (Java AWS) London/WFH to £100k Opportunity to progress your career in a senior, hands-on Backend Software Engineer role at a global FinTech/CFD trading company that has been consistently voted as one of the UKs top employers. W hat's in it for you: Salary to £100k + Bonus Pension, Private … implement high performance cloud-native backend services including owning DevOps processes to ensure systems are robust, secure and observable. You'll be working with a modern tech stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You have … understanding of secure coding and deployment practices You're collaborative and pragmatic with great communication skills Apply now to find out more about this Backend Software Engineer/Developer (Java AWS) opportunity. More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Oliver Bernard
Java Software Engineer We’re looking for a Junior Java Engineer to join our Fintech clients growing development team. This is a fantastic opportunity to work alongside experienced engineers, quants, and traders — designing and building high-performance systems that directly impact our trading strategies. What You’ll Do Develop, test, and maintain Java applications that power our trading infrastructure. Collaborate … development processes. Work closely with traders and data analysts to understand real-world requirements and translate them into elegant technical solutions. What We’re Looking For Solid understanding of Java and core computer science principles (data structures, algorithms, OOP). Strong problem-solving skills and attention to detail. Eagerness to learn about trading systems, low-latency development, and financial markets. More ❯
Java Software Engineer We’re looking for a Junior Java Engineer to join our Fintech clients growing development team. This is a fantastic opportunity to work alongside experienced engineers, quants, and traders — designing and building high-performance systems that directly impact our trading strategies. What You’ll Do Develop, test, and maintain Java applications that power our trading infrastructure. Collaborate … development processes. Work closely with traders and data analysts to understand real-world requirements and translate them into elegant technical solutions. What We’re Looking For Solid understanding of Java and core computer science principles (data structures, algorithms, OOP). Strong problem-solving skills and attention to detail. Eagerness to learn about trading systems, low-latency development, and financial markets. More ❯