Guidewire Integration Developer

Who we areBillennium is a global technology company with over 20 years of experience in delivering advanced IT solutions for international clients. We foster an environment built on trust, expertise, and continuous improvement, where security, innovation, and collaboration go hand in hand. Join us and contribute to designing secure, resilient systems in a complex, multi-vendor ecosystem.We are currently looking for a Guidewire Integration Developer to strengthen our delivery and integration capabilities. This role focuses on designing and implementing integrations across PolicyCenter, BillingCenter, ClaimCenter, and external systems, ensuring seamless data flow in a multi-vendor environment.What you will do:Integration Design & DevelopmentDesign, develop, and maintain integrations within the Guidewire Integration Framework.Implement SOAP/REST APIs, messaging components, and event-driven integrations between Guidewire and external systems.Build and support web service calls, batch integrations, and middleware communication.Technical ImplementationDevelop custom logic using Gosu and Java (where applicable).Work with XML, JSON, WSDL, XSD, and related integration standards.Ensure integration reliability, performance, and error‑handling aligned with enterprise guidelines.Collaboration & DeliveryCooperate closely with architects, business analysts, QA, and external vendors.Participate in code reviews, technical design discussions, and release planning.Troubleshoot integration issues and contribute to long-term solutions and improvements.Create and maintain technical documentation for integration components.What we are looking for:2–4 years of experience as a Guidewire Integration Developer or Java Integration Engineer.Practical experience with:Guidewire Integration FrameworkSOAP/REST Web ServicesGosu or JavaXML/JSON transformationsUnderstanding of P&C insurance domain and core systems (PolicyCenter, BillingCenter, ClaimCenter).Familiarity with CI/CD tools (Jenkins, Azure DevOps, Bamboo) and version control systems (Git).Nice to have:Experience with messaging platforms (Kafka, RabbitMQ, ActiveMQ).Knowledge of enterprise integration patterns.Exposure to microservices or ESB (MuleSoft, TIBCO).Guidewire certifications.Soft Skills:Strong problem‑solving and analytical skills.Good communication and ability to cooperate with both technical and non-technical teams.Fluent English.Perks and benefits (our offer):Comprehensive benefits package – private medical care, sports card, language lessons, training platforms, and certification support.Flexibility – remote work model and flexible working hours.Career development – access to internal knowledge-sharing, mentorship, and paths toward Senior or Integration Architect.International environment – collaboration with global teams and enterprise insurance clients.Stable and mature organization – proven processes with openness to innovation.Community life – team events, tech sessions, CSR initiatives, and company-wide gatherings.Welcome pack – a great start to your journey with us.Recruitment process:HR callInterview with the client / hiring managerFinal decision & feedbackSounds interesting?Click “Apply” and let’s talk about how you can help us build modern, resilient integration solutions within the Guidewire platform.