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Senior Backend Developer

2 months ago

London, Greater London, United Kingdom Critical Mass Full time
Senior Backend Developer

Critical Mass is seeking a highly skilled Senior Backend Developer to join our team. As a Senior Backend Developer, you will be responsible for designing, developing, and maintaining the server-side of web applications and APIs using Java and Spring Boot.

Key Responsibilities:
  • Design and develop scalable and efficient backend architectures
  • Evaluate and select appropriate technologies, frameworks, and tools for backend development
  • Review code written by other developers and provide constructive feedback
  • Mentor and guide junior developers on coding standards and best practices
  • Identify and address performance bottlenecks in the backend code, databases, and infrastructure
  • Implement security measures to protect data and ensure compliance with industry standards and best practices
  • Develop and execute unit tests, integration tests, and automated test scripts
  • Participate in the deployment and monitoring of applications with the DevOps team
Requirements:
  • Technical expertise as a Senior Backend Developer
  • Experience with Java 8/11,17+, Java Streams, Java Collections, Spring Boot, Hibernate, Groovy, SQL, Artifactory
  • Experience with Git, Jenkins, and command line tools for helper tools development, use package managers (maven, pip), debugging, and unit testing
  • Experience with version control such as Git and GitHub to manage codebase changes and collaborate effectively with other team members across global markets
  • Experience with the Atlassian suite of tools - Jira, Bitbucket, Confluence, etc.
  • Knowledge of common development best practices (e.g., TDD, agile)
  • Experience with modern CI/CD workflows
  • Multi-project commercial experience with relevant tools such as Java11 (OpenJDK), Docker, Kubernetes, Maven, Jenkins, NVM, RESTful APIs, ActiveMQ or similar
What We Offer:

Critical Mass is committed to fostering diversity, equity, and inclusion within our pool of candidates, with a target of achieving at least 50% representation from underrepresented communities. We offer a hybrid work model that balances individual flexibility with the need for collaboration and team relationships. We are an equal opportunity employer that is committed to diversity and inclusion in the workplace.