Java Developer

Sword Services; Genf; On-site; CHF 120,000 - 160,000; Full time

Job summary

Sword Services in Geneva seeks a seasoned Java Developer to own and evolve a critical fee and pricing application within a demanding banking environment. You will develop backend services and APIs using Java and Spring, while driving production support and knowledge transfer from the current developer.

The role requires strong Java 8+ skills, REST/SOAP API design, and experience with Oracle/SQL Server, Git/Maven CI/CD, and OpenAPI documentation.

Qualifications

• 7 to 15 years of professional software engineering experience, including hands-on experience supporting production applications.

Responsibilities

• Take ownership of the fee and pricing application and drive a structured knowledge-transfer process with the current Java developer.
• Design, develop, and maintain backend services and APIs using Java, Spring, and Spring Boot.
• Build and enhance REST and SOAP interfaces, including API specifications and documentation with OpenAPI/Swagger.
• Contribute to operational and administrative user interfaces using Vue.js or Angular when required.
• Manage integrations with Oracle and Microsoft SQL Server using JPA/Hibernate, SQL, PL/SQL, and Liquibase.
• Maintain and improve CI/CD processes based on Git, Maven, and YAML pipelines, including automated testing and quality controls.
• Provide production support by investigating incidents, addressing performance issues, and improving application stability, deployment, and rollback procedures.
• Document architecture, business rules, dependencies, operational procedures, and runbooks while collaborating closely with development, QA, security, platform, and business teams.

Skills

Java proficiency

Spring / Spring Boot

REST APIs

CI/CD pipelines

Git version control

OpenAPI/Swagger

Security practices

Communication skills

English fluency

Tools

Java

Spring

OpenAPI/Swagger

Git

Maven

CI/CD

JUnit 5

Mockito

Cucumber

Oracle

SQL Server

Liquibase

JPA/Hibernate

HTTP

OAuth2/OIDC

Kerberos

OWASP

Job description

We are opening a Java Developer – Fees & Operations Applications position to strengthen our client’s team based in Geneva. The role is focused on a business-critical fee and pricing application within a demanding banking environment, combining software engineering, production support, and application ownership. A key aspect of the position will be ensuring a structured knowledge transfer from the current Java developer and securing the application’s long-term maintainability and operational continuity.

Job Responsibilities

• Take ownership of the fee and pricing application and drive a structured knowledge-transfer process with the current Java developer.

• Design, develop, and maintain backend services and APIs using Java, Spring, and Spring Boot.

• Build and enhance REST and SOAP interfaces, including API specifications and documentation with OpenAPI/Swagger.

• Contribute to operational and administrative user interfaces using Vue.js or Angular when required.

• Manage integrations with Oracle and Microsoft SQL Server using JPA/Hibernate, SQL, PL/SQL, and Liquibase.

• Maintain and improve CI/CD processes based on Git, Maven, and YAML pipelines, including automated testing and quality controls.

• Provide production support by investigating incidents, addressing performance issues, and improving application stability, deployment, and rollback procedures.

• Document architecture, business rules, dependencies, operational procedures, and runbooks while collaborating closely with development, QA, security, platform, and business teams.

Job Requirements

• 7 to 15 years of professional software engineering experience, including hands-on experience supporting production applications.

• Strong expertise in Java 8 or later, ideally Java 17, with solid knowledge of Spring and Spring Boot.

• Proven experience designing and maintaining REST/SOAP APIs, with knowledge of HTTP and OpenAPI/Swagger.

• Good command of Oracle and Microsoft SQL Server, including JPA/Hibernate, SQL, Liquibase, database performance, and basic PL/SQL.

• Practical experience with Git, Maven, CI/CD pipelines and automated testing, particularly JUnit 5, Mockito and Cucumber.

• Good understanding of application security and software quality practices, including OAuth2/OIDC, Kerberos and OWASP principles. Fluent English and strong communication skills are required; French and experience in banking or regulated environments are considered assets.