19 of 19 Permanent Spring Jobs in the City of London

evolve core platform capabilities, guide architectural decisions across microservices, and mentor engineers while remaining hands‐on with critical systems built using Java and Spring Boot. This role sits at the heart of Verifone’s global payment gateway platform. You will help shape the technical direction of systems responsible … secure, and meet the highest standards for availability and performance. Required Skills and Experience Needed Programming Languages Java 17 or higher Frameworks and Libraries Spring Boot Spring Web (REST APIs) Spring Data Spring Security with JWT/OAuth2 Architecture & System Design Deep experience designing and operating ...

have 5+ years experience in data or software engineering within financial services or a similar regulated industry. Strong full-stack experience with Python , Java (Spring Boot) , React , SQL, and relational databases. Hands-on experience with modern data engineering tools (e.g. Airflow, Spark, Kafka, dbt, Snowflake or similar). Experience ...

environment with a strong understanding of Futures Trading and Capital Markets across the full trade lifecycle You have strong backend Java development skills including Spring, Spring Boot, microservices You have a good knowledge of AWS You also have an appreciation of UI development with TypeScript/React ...

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, Hibernate, and Netty. - Familiarity with distributed systems and network protocols. - Excellent problem-solving skills and attention to detail. - Effective communication and leadership skills. OTHER ...

Backend Software Engineer/Developer (Java AWS Spring) London/WFH to £90k Are you a backend focussed technologist who enjoys building systems from scratch? You could be progressing your career at a global, prime broker that is replacing the legacy infrastructure used across capital markets with … other two. About you: You are degree educated in Computer Science or closely related discipline You have commercial backend Java development experience including Spring, Spring Boot, microservices You have a good knowledge of AWS You also have an appreciation of UI development with TypeScript/React You take ...

/CD pipelines, code quality standards, and service observability. Mandatory experience includes: Strong experience building backend services using Java (17/21) and Spring/Core frameworks. Deep knowledge of JDBC, SQL parsing/validation, and query optimisation. Solid understanding of SQL query planning and execution paths. Strong grasp ...

Junior level commercial hands-on experience with Core Java development A strong desire to develop in a low-level Java environment (no frameworks like Spring) Familiarity with CI/CD environments and practices such as pair programming or TDD. This is an exceptional opportunity to develop your skills while ...

Docker, Kubernetes, CI/CD, TDD, Agile. What they're looking for Strong commercial experience in Core Java development (framework-light/no Spring environments preferred) Deep understanding of multithreading and concurrency Experience building or optimising low-latency or high-performance systems Background working in high-throughput, distributed environments ...

logs , and tracing issues end-to-end. Key requirements: Strong manual and/or automated testing of complex web apps Experience testing Java/Spring Boot backends REST API testing (Postman/Swagger etc.) Strong SQL skills React/Next.js frontend testing experience AWS familiarity (EC2, RDS, S3, CloudWatch ...

years in Java programming. • Leadership Skills: Demonstrated leadership and team management experience. • Technical Skills: Proficiency in Java and its related frameworks (e.g., Spring Boot, Maven, Gradle), knowledge of web services, and understanding of database technologies like SQL/Oracle are often required. • Soft Skills: Excellent communication, problem-solving, analytical ...

Stripe Design and development experience in eCommerce and payment 10+ years of full stack development expertise (Springboot, Microservices, Node JS for payment integration.) Linux, Spring Boot 2.0, AWS Lambda, ReactJS, Node JS, MySQL on AWS RDS, AWS Elasticsearch Should have used and enabled AI across design, development and testing. ...

Junior level commercial hands-on experience with Core Java development A strong desire to develop in a low-level Java environment (no frameworks like Spring) Familiarity with CI/CD environments and practices such as pair programming or TDD. This is an exceptional opportunity to develop your skills while ...

looking for a hands-on QA Tester with a strong payments background . You’ll work directly with the CTO, testing across Java/Spring Boot APIs, React frontends, SQL databases and AWS environments . Must be comfortable digging into logs, APIs and backend systems — not just surface-level ...

Stack The platform operates within a JVM-based ecosystem , including: Scala (core backend) AKKA framework (with migration toward PEKKO) Gradual migration toward Java/Spring Boot Node.js for integrations and connectors Some Kotlin usage The environment is language-agnostic in mindset. Strong backend fundamentals matter more than experience across ...

Backend Software Engineer/Developer (Java AWS Spring) London/WFH to £90k Are you a backend focussed technologist who enjoys building systems from scratch? You could be progressing your career at a global, prime broker that is replacing the legacy infrastructure used across capital markets with ...

Exchange Interfacing. Tech Culture: Modern engineering with AI-integrated workflows (GitLab Duo/CoPilot). Your Technical Arsenal Java Expert: Mastery of core Java, Spring Boot, and Spring Integration. Domain Specialist: Deep experience in Fixed Income (Treasuries, Corporate Bonds, Mortgages) and trading protocols like FIX/FpML . ...

strategic migration from on-premise data centres to AWS , shifting from Oracle to PostgreSQL , and evolving Java EE/EJB environments into modern Spring microservices. Technical Technical Requirements To succeed in this role, you will need a deep background in enterprise-scale migrations: Java Modernisation: Extensive experience migrating legacy … Java (EE/EJB) to modern versions (Spring/Java 11). Data & Cloud Transition: Proven track record of moving workloads from Oracle (PL/SQL) to PostgreSQL and migrating from physical Data Centres to AWS. Legacy OS Knowledge: Comfortable navigating environments across Red Hat Enterprise Linux 8, Oracle ...

REST-based services • Integrate testing into CI/CD pipelines • Work closely with engineering teams to improve quality and test coverage Technical environment: Java | Spring/Spring Boot | REST APIs | Automation testing | CI/CD | Modern development tooling Required experience: • Active or previous Security Clearance (SC) or higher ...

looking to employ an experienced Java Developer with the following attributes: Minimum 5 years Java coding experience with knowledge of patterns Proficient in the Spring framework Experienced in Unit and Integration testing. Database knowledge (preferably PostgreSQL) Must be used to working in a team environment and comfortable with Teams … meetings IDE - Preferably IntelliJ IDEA Responsibilities Experienced Java/Spring expert required to help with upgrading and enhancing an existing legacy code base using modern practises. Extensive use of unit and integration tests. Location This is a fully remote role although one or two team meetings may occur ...