Backend Developer - AWS/Typescript/Serverless Architecture/AWS Lambda

About the role

Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK-based, we apply our skills in transformation, delivery, and collaboration from across the Methods Group, to create end-to-end business and technical solutions that are people-centred, safe, and designed for the future.

We are looking for talented Backend Developers to join a digital delivery team working on services that make a real difference to people across the UK.

You will work as part of a multidisciplinary team of developers, designers, product managers, delivery professionals and technical specialists to build, improve and maintain secure, scalable and reliable digital services used by millions of people.

You will be responsible for designing and developing backend services and APIs, working with cloud-based technologies and serverless architectures to deliver robust and maintainable solutions.

This is an opportunity to work on meaningful public-facing technology while contributing to the continued development of modern government digital services.

Key responsibilities

• Design, develop and maintain high-quality backend services using TypeScript.
• Design and implement solutions using serverless architecture and cloud-native development principles.
• Develop and maintain applications and services using AWS, including AWS Lambda.
• Build secure, scalable and reliable APIs and backend services.
• Translate user and business requirements into reliable, maintainable technical solutions.
• Write clean, well-tested and maintainable code following modern software engineering practices.
• Work collaboratively with frontend and mobile developers, designers, product managers, QA professionals and other technical specialists within an agile multidisciplinary team.
• Participate in technical discussions, code reviews and architectural decision-making.
• Develop automated tests and contribute to continuous integration and continuous delivery processes.
• Investigate and resolve technical issues, defects, performance problems and production incidents.
• Consider security, accessibility, privacy, resilience, scalability and performance throughout the development lifecycle.
• Contribute to technical documentation and knowledge sharing within the team.
• Help establish and maintain development standards, patterns and best practices.
• Contribute to an inclusive, collaborative engineering culture and support colleagues through mentoring and knowledge sharing where appropriate.

Requirements

Essential technical skills

Candidates should have demonstrable professional experience with:

Backend Development

• Strong commercial experience developing backend services and APIs.
• Strong proficiency in TypeScript.
• Experience designing and developing solutions using serverless architecture.
• Strong practical experience with AWS cloud services.
• Strong experience developing and deploying applications using AWS Lambda.
• Understanding of event-driven and cloud-native application architectures.
• Experience designing secure, scalable and resilient backend services.
• Experience working with APIs, including RESTful APIs and integration with external or internal services.
• Experience with automated testing, including unit and integration testing.
• Experience using Git and modern software development workflows.
• Understanding of software engineering principles including clean code, modularity, maintainability, version control and appropriate design patterns.
• Experience diagnosing and resolving application defects, performance issues and production problems.

AWS and Serverless Development

Candidates should have a good understanding of:

• AWS Lambda and serverless application development.
• Designing applications using a serverless architecture.
• AWS services and how they can be combined to build scalable solutions.
• Event-driven architectures and asynchronous processing.
• API-based integrations and service-to-service communication.
• Managing application configuration, environments and deployments within AWS.
• Cloud security and appropriate access-control principles.
• Monitoring, logging and troubleshooting cloud-based applications.
• Designing solutions for reliability, scalability and cost efficiency.

Desirable technical skills

• Experience with additional AWS services such as API Gateway, DynamoDB, S3, SQS, SNS, EventBridge, CloudWatch and IAM.
• Experience with Infrastructure as Code, particularly AWS CDK, CloudFormation or Terraform.
• Experience with Node.js and the wider TypeScript ecosystem.
• Experience designing and developing RESTful or GraphQL APIs.
• Experience with relational and/or NoSQL databases.
• Experience with CI/CD pipelines and automated deployment processes.
• Experience with containerisation and Docker.
• Experience with event-driven architecture and messaging systems.
• Familiarity with security best practices for cloud-based applications.
• Experience with application monitoring, observability, logging and performance optimisation.
• Experience working with large-scale or public-facing digital services.
• Experience working within highly regulated or security-conscious environments.

Benefits

As well as this, we offer:

• Development access to LinkedIn Learning, a management development programme and training
• Wellness 24/7 Confidential employee assistance programme
• Social – Breakfast Tuesdays, Thirsty Thursdays and Pizza on the last Thursday of each month as well as commitment to charitable causes
• Time off 25 days a year
• Pension Salary Exchange Scheme with 4% employer contribution and 5% employee contribution
• Life Assurance of 4 times base salary
• Private Medical Insurance which is non-contributory (spouse and dependants included)
• Worldwide Travel Insurance which is non-contributory (spouse and dependants included)