Senior Software Engineer – Go / Java / DevSecOps

Cavendish Professionals; Warszawa; On-site; PLN 180,000 - 320,000; Full time

Job summary

Cavendish Professionals is seeking Software Engineers to join a highly technical engineering environment in Warsaw. You will design and build secure, enterprise-scale software platforms, with hands-on Go and Java development across distributed systems and cloud-native architectures.

Responsibilities include designing and maintaining CI/CD pipelines, implementing SDL security practices, and using Docker, Kubernetes and IaC to enable secure deployments across teams.

Qualifications

• 1–5 years of software engineering experience.
• Strong hands-on development experience with Go and Java.
• Strong knowledge of distributed systems, microservices, APIs and software architecture.
• Experience designing and managing CI/CD pipelines using GitHub Actions, GitLab or Jenkins.
• Good understanding of secure coding and SDL practices.
• Experience with Docker and Kubernetes.
• Cloud experience across AWS, Azure or GCP.
• Experience with Infrastructure-as-Code and modern DevOps practices.
• Ability to contribute to architecture while remaining deeply hands-on with development.
• Bachelor's degree in Computer Science, Software Engineering or equivalent technical experience.

Responsibilities

• Building scalable distributed systems, microservices and APIs.
• Contributing to system design, architecture and technical strategy.
• Designing and improving CI/CD pipelines.
• Integrating automated security testing, code scanning and dependency analysis.
• Building automation for testing and secure deployments.
• Working with Docker, Kubernetes and Infrastructure-as-Code.
• Conducting threat modelling and security design reviews.
• Embedding Secure Development Lifecycle (SDL) practices across engineering teams.
• Evaluating and integrating open-source technologies.

Skills

Go

Java

Distributed systems

Microservices

APIs

CI/CD

Secure coding

SDL

DevOps

Education

Bachelor's degree in Computer Science or equivalent

Tools

GitHub Actions

GitLab

Jenkins

Docker

Kubernetes

Infrastructure-as-Code

Job description

We are looking for Software Engineers to join a highly technical engineering environment, designing and building secure, enterprise-scale software platforms.

This is a hands-on engineering role combining Go/Golang and Java development with distributed systems, cloud-native architecture and DevSecOps.

You will also play an important role in improving software supply chain security and embedding secure development practices throughout the engineering lifecycle.

The Role

You will work across software engineering, architecture and security, with responsibilities including:

• Building scalable distributed systems, microservices and APIs
• Contributing to system design, architecture and technical strategy
• Designing and improving CI/CD pipelines
• Integrating automated security testing, code scanning and dependency analysis
• Building automation for testing and secure deployments
• Working with Docker, Kubernetes and Infrastructure-as-Code
• Conducting threat modelling and security design reviews
• Embedding Secure Development Lifecycle (SDL) practices across engineering teams
• Evaluating and integrating open-source technologies

What We Are Looking For:

• 1-5 years of software engineering experience
• Strong hands-on development experience with Go and Java
• Strong knowledge of distributed systems, microservices, APIs and software architecture
• Experience designing and managing CI/CD pipelines using technologies such as GitHub Actions, GitLab or Jenkins
• Good understanding of secure coding and SDL practices
• Experience with Docker and Kubernetes
• Cloud experience across AWS, Azure or GCP
• Experience with Infrastructure-as-Code and modern DevOps practices
• Ability to contribute to architecture while remaining deeply hands-on with development
• Bachelor's degree in Computer Science, Software Engineering or equivalent technical experience

Cavendish (Recruitment) Professionals Ltd is proud to be an equal opportunities employer, and we believe that inclusion starts with the applicant. All qualified candidates will be considered for employment regardless of gender, race, age, sexual orientation, religion or belief.