Backend Developer

WE ARE HIRING A BACKEND DEVELOPER Ever opened a new bank account and got a weekend away? Spent on fashion and received a personal styling session? Picked up groceries and walked away with cinema tickets? If so, you’ve probably experienced a TLC Worldwide campaign - without even knowing it. At TLC, we help the world’s biggest brands drive customer acquisition, loyalty and engagement with emotionally engaging, experience-led rewards. From global banks to high street retailers, our programs are designed shift behaviour, boost ROI and build genuine brand love – at the fraction of the cost of discounting and cash offers. Backed by COSMOS, our all-in-one program platform, we deliver personalised campaigns at scale with live data, smart insights, and seamless customer journeys. We’ve spent 30 years mastering what moves customers; combining deep consumer insight, a global network of 100,000+ rewards, and a unique ability to drive measurable ROI for brands. We’re 400+ people strong, across 15 global hubs. A collective of marketers, creatives and strategists who care about doing great work - and having fun while we do it. We celebrate bold thinking, empower growth, and champion the kind of culture that helps people thrive. Here are a few things that we've got to offer: Dynamic & collaborative team in a creative environment with exposure to global clients & colleagues - Check out our clients Weekly webinars to support your development through our People Academy Annual TLC Wellness Week and programmes throughout the year TLC Culture Club - including seasonal social events, tasty lunches & more TLC Gives Back - volunteering opportunities, including off site visits and volunteering leave TLC Rise - supporting and empowering women into leadership roles 'Frankies' - Our very own awards ceremony where we walk down the TLC red carpet in our best outfits TLC Owner's Club - Everyone that is part of the TLC experience contributes to our success, which is why we all own a piece of TLC as part of our share holder scheme What you'll be doing: Design, develop, and maintain backend services and APIs for our digital campaign management platform using .NET technologies Collaborate with cross-functional teams, including product owners, UX/UI designers, and other developers, to understand requirements and deliver high-quality solutions Implement best practices in software development, including code reviews, testing, documentation, and version control Optimize backend performance, scalability, and reliability through continuous monitoring, profiling, and improvement Participate in architectural discussions and contribute to the evolution of our platform's backend architecture Integrate backend services with various internal and external systems, such as databases, message queues, and third-party APIs Troubleshoot and debug complex backend issues, ensuring timely resolution and minimal impact on platform users Stay up-to-date with the latest .NET technologies, frameworks, and industry trends, and propose adoption when appropriate Mentor and guide junior developers, promoting best practices and fostering a culture of continuous learning and improvement Contribute to the development and maintenance of technical documentation, including API specifications, database schemas, and architecture diagrams Use AI-assisted development tools such as Cursor and Claude to improve development productivity, code quality, and engineering efficiency Design and implement highly available, scalable, and fault-tolerant distributed systems Apply distributed systems concepts and patterns to build resilient, high-performance backend services Participate in Agile/Scrum development practices and contribute to iterative delivery and continuous improvement Containerize backend applications using Docker and deploy and manage services using Kubernetes and Azure Kubernetes Service (AKS) Develop and maintain event-driven architectures using Azure Service Bus and asynchronous messaging patterns Who we're looking for: Bachelor's degree in Computer Science, Software Engineering, or a related field 5+ years of experience in backend development using .NET technologies ( Core) Strong understanding of object-oriented programming (OOP) principles and design patterns Experience designing and developing RESTful APIs and microservices Proficiency in working with relational databases (e.g., SQL Server, Microsoft SQL and elastic Pulls) and ORM frameworks (e.g., Entity Framework) Familiarity with message queues (e.g.,ABS, RabbitMQ) and caching technologies (e.g., Redis, Memcached) Experience with automated testing frameworks (e.g., cypress) and continuous integration/continuous deployment (CI/CD) pipelines Experience in unit testing frameworks (eg.xunit) Solid understanding of software development best practices, including SOLID principles, DRY, and YAGNI Excellent problem-solving and debugging skills, with the ability to analyse complex issues and propose effective solutions Strong communication and collaboration skills, with the ability to work effectively in a team environment Preferred Qualifications Hands-on experience with Microsoft Azure cloud services and distributed systems Experience building high-scale, high-traffic backend applications and services Experience with AI-assisted development tools such as Cursor or Claude to improve development productivity and code quality Experience with API gateways, rate limiting, and API management Experience with logging, monitoring, and observability tools such as Application Insights and OpenTelemetry Experience with Git version control and Azure DevOps CI/CD pipelines Experience designing high-performance, scalable, highly available, and fault-tolerant distributed systems Experience with Docker containerization and Kubernetes orchestration, preferably Azure Kubernetes Service (AKS) Experience working on high-scale, gaming, or other high-traffic platforms is a plus Being a people-led business, we hire upon values and believe that our people are what make the beloved TLC culture so unique. At TLC we aim to create a ‘world within the world’ that is free from prejudice, bias and inequity. A world where diversity is valued and celebrated, and where we work hard to ensure all our wonderful people are given equal opportunity to succeed. If you're excited by everything we've told you, then it's time to apply!