Senior Backend Developer (ROR) in London

A Senior Backend Developer (Ruby on Rails) is responsible for designing, developing, and testing server-side logic for web applications using Ruby and the Ruby on Rails framework. They build and maintain efficient, reusable, and reliable Ruby code, optimize the system for speed and scalability, and ensure high performance and availability of the applications. Collaborating with cross-functional teams, they integrate front-end elements into applications, conduct code reviews, mentor junior developers, and translate business requirements into technical solutions.

The ideal candidate holds a Bachelor's or Master's degree in a relevant field and has at least eight years of experience with Ruby on Rails. They are proficient in various software testing methodologies, possess strong problem-solving skills, and have excellent English fluency.

• Develops software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle.
• Designing, developing, and testing server-side logic by developing high-quality, reusable, and scalable code using Ruby on Rails and other advanced backend technologies.
• Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments, and clear code.
• Build and maintain efficient, reusable, and reliable Ruby code. Improve and optimize the performance of existing components and systems.
• Updates job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment, and by participating in educational opportunities, reading professional publications, maintaining personal networks, and participating in professional organizations.
• Identify and resolve performance and scalability issues by constantly looking for ways to improve the software by identifying bottlenecks and bugs, and devising solutions to these problems.
• Lead and collaborate with agile cross-functional teams by collaborating with product management, UX designers, and frontend developers to define and implement innovative backend solutions, optimizing user interaction and experience.
• Code reviews and mentorship by conducting peer code reviews, providing mentorship, and sharing knowledge with team members to maintain high code quality standards.
• Understand business requirements and translate them into technical requirements by working closely with project managers and other stakeholders to understand the business goals and objectives and to understand and resolve complex business issues.
• Implement automated testing and unit tests by working closely with the QA team to build and maintain automated tests to ensure quality and save time and effort in testing.
• Improves operations by conducting systems analysis and recommending changes in policies and procedures.
• Accomplishes engineering and organization mission by completing related results as needed.

• Education: A Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
• Experience: Minimum of 8 years of experience as a Backend Developer, including 3+ years of hands‐on experience with Ruby.
• Project Management: Experience with agile project management and workflow tools such as Jira, Asana, Trello, or similar.
• Version Control: Proficiency in using Git or other version control systems.
• Technical Skills: Proficient in Ruby, Ruby on Rails, and other relevant backend technologies. Experience with database technologies like PostgreSQL, MySQL, and NoSQL databases. Familiarity with RESTful API design and development. Knowledge of user authentication and authorization mechanisms. Experience with cloud services like AWS, Google Cloud, or Azure. Understanding of fundamental design principles behind a scalable application. Familiarity with continuous integration and deployment tools. Ability to understand business requirements and translate them into technical requirements. A knack for benchmarking and optimization.
• Software Design: Demonstrated proficiency in software design principles and patterns. The ability to design efficient and reusable backend systems that drive complex web applications.
• Software Testing: Proficiency in various types of software testing methodologies, including unit testing, functional testing, integration testing, and regression testing. Familiarity with testing frameworks.
• Problem‐Solving Skills: Strong analytical thinking and problem‐solving skills. Ability to troubleshoot complex software issues.
• Communication Skills: Excellent written and verbal communication skills. The ability to communicate effectively with both technical and non‐technical stakeholders is crucial.
• Teamwork and Leadership: Proven ability to lead and work as part of a team. Ability to mentor and guide junior developers.
• Attention to Detail: High attention to detail with a passion for delivering high‐quality user experiences.
• Time Management: Strong organizational skills with the ability to manage priorities and time effectively.
• Adaptability: The ability to quickly learn and adapt to new technologies and programming tools. Openness to receiving and acting on feedback, with the ultimate goal of continuous improvement.
• Continuous Learning: A commitment to learning and keeping up with the latest trends and best practices in backend development.
• User‐Centric: A strong focus on user experiences and outcomes. Knowledge of UX principles and best practices.
• Fluency in English: Excellent command of English language, both written and spoken. This is necessary for clear, effective communication.
• Flexibility in Work Schedule: Willingness and ability to adjust work schedule as necessary to collaborate with team members in different time zones, meet project deadlines, or address urgent issues.