Senior Backend Developer

About the Role We are seeking an experienced Senior Backend Developer with strong expertise in AWS Serverless technologies, TypeScript/Node.js, Python, GraphQL, and cloud-native application development . The ideal candidate will be responsible for designing, developing, and maintaining scalable backend services while ensuring security, reliability, and performance across distributed cloud environments. This role requires hands-on experience with modern AWS services, identity federation, API development, and infrastructure-as-code practices. Key Responsibilities 7+ years of experience into Design, develop, and maintain scalable backend applications using TypeScript and Node.js . Build and manage serverless solutions leveraging AWS Lambda, Step Functions, AppSync, and DynamoDB . Develop secure and performant GraphQL APIs using AWS AppSync . Implement authentication and authorization solutions using AWS Cognito and SAML 2.0 Federation . Create and manage cloud infrastructure using AWS CDK (Cloud Development Kit) . Automate CI/CD pipelines and deployment processes using AWS CodeCatalyst and DevOps best practices. Implement security controls utilizing IAM, WAF, KMS , and other AWS security services. Configure monitoring, logging, and alerting using Amazon CloudWatch . Develop event-driven and workflow-based architectures using AWS services. Collaborate with frontend teams working with React-based applications to define API contracts and data models. Participate in architecture reviews, code reviews, performance tuning, and production support activities. Mentor junior developers and contribute to engineering best practices and standards.

Technical Skills AWS Services Amazon Cognito AWS Lambda AWS Step Functions AWS AppSync Amazon DynamoDB AWS CDK AWS CodeCatalyst AWS IAM AWS WAF Amazon CloudWatch AWS KMS Amazon SES Development TypeScript Node.js REST APIs Python GraphQL Event-Driven Architecture Serverless Architecture Microservices Development Security & Identity SAML 2.0 Federation OAuth 2.0 / OpenID Connect Authentication & Authorization Design Secure API Development Frontend Collaboration Understanding of React-based applications Experience integrating backend services with modern web applications DevOps & Quality CI/CD Pipelines Infrastructure as Code (IaC) Git-Based Development Automated Testing Monitoring & Observability Preferred Qualifications Experience with large-scale cloud-native applications. Strong understanding of distributed systems and scalable architectures. Experience with Agile/Scrum delivery methodologies. Key Competencies Strong problem-solving and analytical skills. Excellent communication and stakeholder management abilities. Ability to work independently in a fast-paced environment. Ownership mindset with a focus on quality and continuous improvement. Mentoring and technical leadership experience. Nice to Have Experience with React development. Experience with multi-tenant SaaS platforms. Knowledge of container technologies (Docker/Kubernetes). Exposure to financial services, healthcare, or regulated industry environments. Experience implementing enterprise SSO solutions. Expected Outcomes Deliver highly scalable and secure cloud-native backend services. Improve platform reliability, observability, and automation. Enable seamless integration of identity and access management solutions. Contribute to architectural decisions and engineering excellence across the organization.

Why Version 1? At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability. Share in our success with our Quarterly Performance-Related Profit Share Scheme, where employees collectively benefit from a share of our company's profits Strong Career Progression & mentorship coaching through our Strength in Balance & Leadership schemes with a dedicated quarterly Pathways Career Development programme Flexible/remote working, Version 1