Hybrid Software Engineer

at Smartnumbers

• Job title: Software Engineer
• Job type: Full Time
• Experience level: Junior, Mid level
• Salary: £55,000 per year
• Degree requirement: Bachelor's Degree
• Tech skills: Angular, AWS, Cloud, Cypress, Docker, EC2, GraphQL, Material UI, Node.js, React, RxJS, TypeScript
• Location requirements: Hybrid, London, United Kingdom

About the role

• Software Engineer developing and maintaining enterprise-grade full stack web applications to prevent fraud at Smartnumbers. Work in an agile team using modern technologies and methodologies.

Responsibilities

• Work in a small, agile team of software engineers developing and maintaining a large, enterprise grade, full stack web application deployed on AWS.
• Use front end technologies like Typescript, React (Storybook, Webcomponents), Angular (NgRx, RxJS), Material UI, Cypress/Playwright (E2E & Integration Testing).
• Work with back end technologies like Typescript, AWS services (Lambda/NodeJS, Fargate/Docker, EC2), Asynchronous Processing, Datastores and Indexing, APIs and CDNs, Data Analytics, and supporting services.
• Engage in development principles like Event driven systems design, TDD, BDD, REST & GraphQL API design, Single-table database design, SOLID principles, and best practices around non-functional requirements.

Requirements

• Minimum 2 years' experience working within a cross-functional software development team.
• Strong full stack software development skills.
• Excellent verbal and written communication (English)
• Open collaboration with engineering and broader business teams
• Receptive to feedback, learning and self-development
• Attention to detail with drive for delivering the highest quality of work.
• Strong preference for AWS working within a public cloud environment.
• Experience with infrastructure-as-code (preference for CloudFormation, AWS CDK) and DevOps processes.
• Familiarity with CI/CD pipelines and containerization (Docker, ECS, Fargate are preferred).
• Good understanding of agile principles and methodologies (Kanban preferred).
• Experience working with front-end technologies (particularly React, Angular).
• Experience using AI tooling such as Copilot, Claude Code for code generation or automation tasks.

Benefits

• Hybrid working style, with the expectation of two days in the office (with a great City of London office base!)
• Family friendly benefits including paid parental leave policies
• An extensive health insurance policy for you, with an option to add your family members
• A workplace pension with Aegon
• Life insurance of 4 x your salary
• A discretionary annual bonus of up to 10% of your salary
• Weekly self-development time to spend exploring your professional development interests
• 25 days of annual leave (plus bank holidays), your birthday off, and an opportunity to buy up to 5 days annual leave per year
• A holistic wellbeing support plan encompassing a variety of offerings to assist you.
• We provide you with a monthly £50 allowance to fund activities to best support your wellbeing as well as workshops and training to provide tools and guidance.
• Additionally, there is a wide-ranging employee assistance programme available to advise on personal, family or financial matters, and also fun social events during the year.