Back End Developer Job Description for Experienced Engineers

A Back End Developer builds and maintains the server-side logic, data storage and APIs that power applications. This role is suited to candidates with strong analytical skills, reliable coding practices and an interest in scalable, secure systems. Applicants should be comfortable working with cross-functional teams to translate product requirements into robust technical solutions.

Back End Developer Job Profile

The Back End Developer is responsible for designing and implementing server-side components that support application functionality, data processing and integrations. The role focuses on ensuring system reliability, performance and data integrity while enabling front-end features through well-defined interfaces.

The post requires collaboration with product managers, front-end developers, QA and operations to deliver features in iterative releases, participate in architectural decisions and maintain operational stability. The purpose of the role is to deliver maintainable, testable and efficient back-end services that meet business needs.

Back End Developer Job Description

Back End Developers will translate technical and business requirements into server-side solutions, creating APIs, processing data and managing persistent storage. They are expected to produce clean, well-documented code, implement automated tests and contribute to design reviews that improve system architecture and maintainability.

Work takes place in a collaborative, iterative environment where developers estimate tasks, deliver to sprint goals and participate in incident response when necessary. The role involves continual improvement of performance, security and observability, with an emphasis on pragmatic decision making and adherence to coding standards.

Communication is important for explaining technical trade-offs to stakeholders, mentoring junior colleagues and producing technical documentation that supports long-term supportability. The successful candidate will balance feature delivery with operational excellence and quality assurance.

Back End Developer: Duties and Responsibilities

• Design, implement and maintain server-side application logic and APIs that meet functional requirements
• Develop and maintain database schemas, queries and data access layers to ensure data integrity and performance
• Write clear, maintainable and testable code with comprehensive unit and integration tests
• Participate in code reviews and enforce coding standards and best practices
• Optimise application performance and resource usage under expected load conditions
• Implement security measures to protect data and access, and follow secure development practices
• Troubleshoot, diagnose and resolve production incidents and application faults
• Collaborate with front-end developers to define API contracts and integration points
• Contribute to system architecture and design discussions to ensure scalability and resilience
• Develop and maintain technical documentation, diagrams and runbooks for operations
• Help define and implement automated testing and continuous integration practices
• Monitor application health and respond to alerts to maintain service availability
• Mentor junior developers and share knowledge through technical sessions and documentation
• Estimate development tasks and deliver work to agreed timelines within sprint cycles

Back End Developer: Requirements and Qualifications

• Bachelor’s degree in Computer Science, Software Engineering or a related discipline, or equivalent practical experience
• Proven experience developing server-side applications in a professional environment
• Proficiency in at least one server-side programming language such as Java, Python or C#
• Strong understanding of relational databases and experience designing efficient schemas and queries
• Familiarity with API design principles and experience building RESTful or similar services
• Knowledge of testing approaches including unit, integration and end-to-end testing
• Understanding of software design principles, data structures and algorithms
• Awareness of security best practices for authentication, authorisation and data protection
• Experience with version control systems and collaborative development workflows
• Ability to analyse performance bottlenecks and implement optimisation strategies
• Good communication skills and the ability to work effectively within cross-functional teams
• Problem solving mindset and attention to detail when delivering production-quality code