Backend Developer (.NET C#)

Salary: £44,000 - 72,000 per year

Requirements:

• Bachelors or Masters degree in computer science, engineering, or a related field
• 4+ years of experience in software development, with a focus on building scalable and reliable systems
• Extensive knowledge of DotNet C#, LINQ, MS SQL, Entity Framework, and related technologies
• Ability to use version control software such as Git
• Knowledge of SOLID principles
• Knowledge of clean code practices
• Experience using web service protocols such as REST and API design for extensibility and integration
• Experience debugging complex applications
• Experience with Agile development project management methodologies
• Experience with database development in SQL Server or NoSQL databases
• Some familiarity with Docker
• Excellent communication and collaboration skills with a proven ability to work effectively in a team environment
• Azure, AWS, RabbitMQ, and Quartz experience is a plus

Responsibilities:

• Engage in all phases of application development, with a focus on coding and debugging in alignment with security standards throughout the entire lifecycle
• Design, build, and maintain efficient, reusable, and reliable code/APIs to support applications for web and mobile
• Collaborate regularly in a cross-functional team made up of product managers, quality assurance teams, designers, and other developers to translate business requirements into technical solutions
• Collaborate with front-end developers to integrate user-facing elements with server-side logic
• Identify bottlenecks and bugs, and devise solutions to mitigate and address issues
• Optimize web applications for performance, scalability, and security
• Implement security best practices to safeguard sensitive data and protect against potential threats
• Develop automation tests and collaborate with automation engineers to ensure business needs are met and allow for regression testing
• Work closely with users to provide personalized software support as needed
• Stay updated on emerging technologies and industry trends to continuously improve our backend infrastructure
• Document application support and operational procedures
• Mentor junior engineers and provide technical guidance to foster their growth and development

Technologies:

• API
• AWS
• Azure
• Backend
• C#
• Docker
• Git
• Support
• Mobile
• NoSQL
• REST
• RabbitMQ
• SQL
• Security
• Web
• Cloud

More:

We are TransPerfect, and our TechOps team has been a vital part of our success for over 10 years, delivering technology and services that simplify life for our clients and colleagues. Our global technology department includes professionals based in Barcelona, New York, London, Manchester, Bucharest, and India. We offer a dynamic environment with unique rewards across our 100+ offices, and this full-time Software Engineer role is based in London. We are looking for someone ready to join a growing company and make an immediate impact on our GlobalLink platform and broader technology ecosystem.

last updated 34 week of 2026