Java Developer

1 month ago

London, United Kingdom Critical Mass Full time

Tribal is a Total Experience agency. Thinking beyond the established customer experience, we work with brands to consider the total experience – online, offline, and internal engagement and processes and create products, services, and comms that people love.
Exploring the intersection between brands, technology, and real life, we develop ideas that connect with culture and uncover compelling ways that technology can add value to real people’s lives while delivering returns to our clients.
The Senior Developer is the development go-to person for any team. Your expertise will be sought in requirement assessments, technical implementation planning and development best practices. You have a solution mindset, who can estimates tasks and strives to complete projects on time.In this position, the Senior Developer will collaborate with the Tech Leads, Architects and Directors to design, develop, and deliver applications with correctly applied patterns and system architecture. The Developer will be responsible to ensure the successful involvement of Quality Assurance and DevOps team members in order to deliver a high quality, maintainable code base into the client’s production environments. This is a 'hands-on' position that requires collaboration in design, and code leadership in development, as well as the ability to mentor the team in Java/ J2EE technologies, support in tool use, and development process improvement.

You Will:
Be responsible for various aspects of designing, developing, and maintaining the server-side of web applications and APIs utilising Java / Spring Boot.
Collaborate with cross-functional teams, including Developers, Tech Leads, Technical Architects and Project Managers to design scalable and efficient backend architectures.
Evaluate and select appropriate technologies, frameworks, and tools for backend development based on the project requirements.
Review code written by other developers and provide constructive feedback to ensure code quality and adherence to best practices. Mentor and guide junior developers on coding standards and best practices.
Identify and address performance bottlenecks in the backend code, databases, and infrastructure to improve application speed and efficiency.
Implement security measures to protect data and ensure compliance with industry standards and best practices such as GDPR.
Develop and execute unit tests, integration tests, and automated test scripts to ensure the reliability and stability of backend services. Participate in the deployment and monitoring of applications with the DevOps team.
Design and optimise databases, write efficient complex queries, and ensure data integrity and consistency (SQL).
Create and maintain APIs (Application Programming Interfaces) for frontend clients, mobile apps, and external services.
Create and maintain technical documentation for the applications, APIs, and infrastructure.
Investigate and resolve issues and bugs reported by users or identified through testing and monitoring.
You Have:
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.
The ability to communicate effectively and proactively with team members, stakeholders, and clients to understand requirements and provide updates on project progress.
You May Have:
Experience with AWS Lambda, EC2, ECS, EKS, ECR, SQS, REST, EKS, ActiveMQ, Docker, Kubernetes, NodeJS, Maven, Jenkins, OSGi, PostgreSQL, MySQL.
Experience working in an agency environment.
The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible Our new hires & employees are the future of our organization, and we want to set you up for long-term success. In an effort to do so, we expect our team to work from an office a minimum of 3 days a week. The ask stems from our want to:

Strengthen opportunity for continuous learning
Improve collaboration and team relationships.
Increase employee engagement

This hybrid model balances the need for individual flexibility while maintaining the relentless customer focus we provide at CM. We understand that not everyone may feel comfortable with this expectation, so we ask that you please let us know immediately if there are any concerns so we can help navigate accordingly.

CM Liquid Talent is still an option for roles approved to be 100% remote.
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