delivering large-scale, complex platforms in a high-growth environment. Technical Expertise: Languages & Frameworks: Expert proficiency in Java (Core, Multi-threaded, J2EE), Spring Framework (Boot, Cloud, MVC, Data, Security, JMS), JavaScript (Angular, React.js, jQuery). Architecture: Strong emphasis on Microservice architecture and design patterns, with a proven track record of legacy modernization. Experience with distributed environments and anti-patterns. Databases More ❯
Ashburn, Virginia, United States Hybrid / WFH Options
TAIG (Tactical Analytic & Intelligence Group)
Strong experience in DevOps/CM tools like Git, Jenkins, Artifactory, Maven/Gradle, SonarQube. • Java Micro Service Architecture frameworks such as Spring Boot • Java Frameworks such as Spring • JMS • XML, JSON • SQL, JDBC • Unix, Linux • React, Angular, HTML, CSS and JavaScript • Experience with object-oriented analysis and design techniques • Thorough understanding of infrastructure (firewalls, load balancers, storage, monitoring, security More ❯
Ashburn, Virginia, United States Hybrid / WFH Options
A1C Partners
services, API design and implementation. • Good knowledge in technical concepts-Security, Transaction, Monitoring, Performance. • Strong experience in DevOps/CM tools like Git, Jenkins, Artifactory, Maven/Gradle, SonarQube. • JMS • XML, JSON • SQL, JDBC • Unix, Linux • Experience with object-oriented analysis and design techniques • Thorough understanding of infrastructure (firewalls, load balancers, storage, monitoring, security etc.) and have experience with orchestration More ❯
Payment Framework (IPF). • Strong understanding of payment processing systems, messaging standards (SWIFT, ISO 20022, SEPA, CHAPS, FPS), and clearing/settlement flows. • Experience with Spring Boot, REST APIs, JMS, and SQL/Oracle. • Familiarity with CI/CD pipelines, Git, JIRA, and Agile methodologies. • Strong problem-solving skills and ability to work in a fast-paced, regulated environment. Preferred More ❯
Knutsford, England, United Kingdom Hybrid / WFH Options
eTeam
Payment Framework (IPF). • Strong understanding of payment processing systems, messaging standards (SWIFT, ISO 20022, SEPA, CHAPS, FPS), and clearing/settlement flows. • Experience with Spring Boot, REST APIs, JMS, and SQL/Oracle. • Familiarity with CI/CD pipelines, Git, JIRA, and Agile methodologies. • Strong problem-solving skills and ability to work in a fast-paced, regulated environment. Preferred More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Fynity
Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful but not More ❯
Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and CI/CD experience Bonus: Background in Banking/Payments is helpful but not More ❯
Annapolis Junction, Maryland, United States Hybrid / WFH Options
Halogen Engineering Group, Inc
knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. Requirements Qualifications REQUIRED QUALIFICATIONS: JPA/Hibernate Database Development Experience RESTful Services Java Message Service (JMS) Mongo DB Relational databases such as PostgreSQL or CockRoachDB Data modeling using relational databases for Spring Spring Boot Swagger to create RESTful APIs Linux CLI tools Parse and transform JSON More ❯
Washington, Washington DC, United States Hybrid / WFH Options
ALTA IT Services
Based Access Control) using the management realm. • Configure security domains, JAAS, and Elytron security (modern Red Hat EAP security subsystem). • Manage key EAP subsystems: o Datasources (JDBC) o JMS (ActiveMQ Artemis) o Web (undertow) o EJB, JPA, JAX-RS, JTA, JNDI • Modify configurations via: o Management CLI o xml or domain.xml o JBoss Management API • Monitor JVM and application More ❯
and development for best practices. Key Skills: Expert knowledge of JavaScript with a strong understanding of JavaScript fundamentals. Solid expertise of enterprise integration technologies – e.g., Spring Integration, Messaging (e.g. JMS), XML, JSON, Protocol Buffers. Experience in web technologies; HTML, CSS, SQL. Full Stack web development experience. Experience with REST APIs. GIT Version Control. Ability to work well under pressure, without More ❯
Corby, Northamptonshire, United Kingdom Hybrid / WFH Options
Rsgroup
You're skilled in Groovy and Java scripting, SAP message mapping, and complex transformation logic. • You understand key connectivity protocols and adapters (e.g., IDoc, SFTP, SOAP/REST, RFC, JMS). • You're confident in monitoring tools, logging frameworks, and SAP integration APIs. • Bonus points for experience with Mulesoft, Advanced Event Mesh, SAP PI/PO, or EDI X.12. We More ❯
Birmingham, West Midlands, West Midlands (County), United Kingdom Hybrid / WFH Options
Crimson
SAP Integration Developer/Specialist - Birmingham - Permanent Hybrid working - 1-2 Days per week onsite Salary - Up to £75,000 Integration Developer based in Birmingham. My client is currently seeking an Integration Developer to come on board to focus on More ❯
Birmingham, West Midlands, West Midlands (County), United Kingdom Hybrid / WFH Options
Crimson
SAP ABAP Developer - Birmingham - Permanent Hybrid working - 1-2 Days per week onsite Salary - Up to £75,000 SAP ABAP Developer based in Birmingham. My client is currently seeking a SAP ABAP Developer to come on board to focus on More ❯
ASE, ABF, CAAS and BAU work order packages. Previous OSP engineering and Field data collection experience, along with working knowledge of client software systems including, ARAMIS, BST-CAD, OSPCM, JMS (OPEDS), AOtX , AOTS, PLANET,CEEOT, MMT, PM Tool, EFACTS, MIC, LFACS, GRANITE and OCALC., ASEDb. The ideal candidate will have expert level experience with Customer Quality Control metrics, work print … all obstacles for construction. Required Skills & Qualifications: High school diploma or GED equivalent. 3+ years of OSP engineering experience. Working knowledge of client software systems, ARAMIS, BST-CAD, OSPCM, JMS (OPEDS), AOtX , AOTS, PLANET,CEEOT, MMT, PM Tool, EFACTS, MIC, LFACS, GRANITE and OCALC., ASEDb. Experience with the following fiber technologies Overbuild/LightGig/ASE/ABF/CAAS More ❯