Senior Software Developer (AI)

Location: London, United Kingdom; full-time, office-based role.

Company

hirify.global is a fast-growing, research-driven company building AI products that help online publishers overcome operational challenges and improve publishing workflows.

What you will do

• Design, build, and maintain back-end services and systems supporting AI-powered products.
• Develop and optimize scalable, high-performance systems handling large data volumes and machine learning models.
• Deploy and integrate back-end services with front-end and data science systems.
• Improve back-end architecture, functionality, performance, reliability, and scalability.
• Debug technical issues, implement solutions, and contribute to continuous improvements with cross-functional teams.
• Apply new technologies and techniques to improve back-end infrastructure and processes while meeting launch deadlines.

Requirements

• Degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• 3–5 years of back-end development or related experience focused on server-side technologies.
• Strong knowledge of Python, Java, or Node.js and experience with back-end frameworks.
• Experience with SQL and NoSQL databases and building and optimizing data storage solutions.
• Understanding of RESTful APIs, microservices architecture, and back-end development best practices.
• Familiarity with Git and experience using AWS, GCP, or Azure to deploy applications in a cloud environment.
• Ability to solve problems with technology, deliver efficient and scalable solutions, work independently, learn quickly, and maintain a proactive, results-driven mindset.

Nice to have

• Experience in a fast-paced SaaS or technology environment focused on building and scaling back-end systems.
• Understanding of back-end security best practices.
• Knowledge of machine learning concepts and ability to collaborate with data scientists to optimize AI models.
• Strong communication skills and ability to work effectively within cross-functional teams.

Culture & Benefits

• Daily breakfast, coffee, drinks, and snacks, plus team lunches on Mondays, Wednesdays, and Fridays.
• Regular team events, including dinners, bowling, karting, poker nights, and board games.
• In-house conferences and an annual summer camp for global employees hosted in London.
• Pension contributions, generous annual leave, latest technology, and an office with a balcony overlooking Notting Hill.