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Go/Java Senior Software Engineer Poland, Warsaw Jobs

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Go/Java Senior Software Engineer
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Join Citi in Warsaw as a Senior Go/Java Software Engineer. You will build secure developer tools and safeguard the software supply chain using Go, Java, and cloud-native tech (e.g., Docker, Kubernetes, AWS). Collaborate in agile teams to implement modern CI/CD and security-first development. We o...
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Poland , Warsaw
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Not provided
https://www.citi.com/ Logo
Citi
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Until further notice
Go/Java Senior Software Engineer
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Join Citi in Warsaw as a Senior Go/Java Engineer. Build secure, cloud-native developer tools using Go, Java, and modern tech like Kubernetes and AWS. You'll enhance software supply chain security in an agile team. We offer great benefits including private medical care, a pension plan, and strong ...
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Poland , Warsaw
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Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Explore the world of Go/Java Senior Software Engineer jobs, a pivotal role at the intersection of high-performance application development and modern architectural principles. Professionals in this field are seasoned experts who leverage the strengths of both the Go (Golang) and Java programming languages to design, build, and maintain robust, scalable, and efficient software systems. This is not merely a coding role; it is a strategic position that influences technical direction, mentors team members, and ensures the delivery of high-quality, enterprise-grade solutions. Typically, a Go/Java Senior Software Engineer is responsible for the end-to-end lifecycle of complex software products. Common responsibilities include architecting and developing microservices-based applications, designing and implementing secure and well-documented RESTful APIs, and optimizing systems for maximum performance and reliability. They are deeply involved in making critical technical decisions, selecting appropriate technologies, and establishing best practices for code quality, testing, and system design. A significant part of their role involves championing cloud-native development, often utilizing containerization with Docker and orchestration with Kubernetes to build resilient and scalable applications deployed on platforms like AWS, Azure, or GCP. Furthermore, they frequently integrate and advocate for modern DevOps and DevSecOps practices, embedding security and automation directly into the CI/CD pipeline using tools like Jenkins, GitLab CI, or Tekton. The typical skill set for these senior roles is comprehensive. A strong, proven proficiency in either Go or Java (and often both) is a fundamental requirement, with frameworks like Spring Boot being highly common for Java. Beyond core programming, employers seek expertise in distributed systems architecture, a deep understanding of concurrency patterns (a particular strength of Go), and solid knowledge of data storage solutions, both SQL and NoSQL. Familiarity with message broker systems like Kafka or RabbitMQ for building event-driven architectures is also a standard expectation. As senior members of the team, these engineers must possess excellent problem-solving abilities, a keen eye for system design, and the soft skills necessary for effective collaboration, mentorship, and cross-functional leadership. They are innovators and lifelong learners, constantly exploring emerging trends to keep their skills and their team's technology stack at the cutting edge. For those passionate about building the foundational software that powers modern digital enterprises, Go/Java Senior Software Engineer jobs offer a challenging and rewarding career path. These positions are central to digital transformation initiatives, requiring a unique blend of deep technical expertise in two powerful languages and the architectural vision to create systems that are secure, maintainable, and built to last. If you are ready to take on a leadership role where your code has a direct impact on business success and technological innovation, exploring opportunities in this dynamic field is the next logical step.

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