Backend Engineer - City of Westminster - Biometric Talent

    Biometric Talent
    Biometric Talent City of Westminster

    5 days ago

    Description

    Backend Engineer - x4 Contractor Opportunities Available


    Location: London (hybrid - 1 day per month onsite)

    Day Rate: £400-£450 per day (Outside IR35)

    Duration: 6 month contract

    Industry: EdTech

    About the Client


    Our client is an innovative education technology company transforming how international students enrol at UK universities. Their flagship platform automates the entire offer-to-arrival process, covering CAS, visa applications, documentation, accommodation, and communication - empowering universities, agents, and students with seamless, self‑service workflows. Widely adopted in higher education, the system streamlines compliance, enhances conversion, and improves the overall student experience.

    How you'll spend your day

    • Build and maintain integrations: Design, implement, and maintain integrations that enable customers to connect their internal systems with the CAS Shield platform.
    • API Development: Develop and optimise APIs and tools to ensure seamless interaction between our platform and customer systems.
    • Collaboration: Work closely with product managers, engineers, and customer support teams to gather requirements and deliver impactful solutions.
    • Troubleshooting: Identify and resolve integration issues reported by customers or internal teams.
    • Documentation and Training: Create comprehensive documentation and training materials to support customer integrations.
    • Stay Current: Research and apply the latest integration technologies and best practices to continuously improve our offerings.

    What you'll bring to this role

    • Proven experience with microservices or event‑driven architectures.
    • Strong proficiency in TypeScript (experience with Python or Rust is a plus, with the willingness to learn).
    • Hands‑on experience with SQL‑based and NoSQL (Document‑based) databases.
    • Deep understanding of AWS services and cloud environments.
    • Familiarity with AWS Cloud Development Kit (CDK) and services like Lambda, SQS, S3, Cognito, EventBridge, and more.
    • Experience with DevOps practices, including CI/CD pipelines, Docker, and GitHub Actions.
    • Strong knowledge of security best practices for APIs and data privacy.
    • Proficiency in unit, integration, and API testing using Jest.
    • Ability to optimise software for performance and cost‑efficiency in cloud environments.
    • Excellent problem‑solving abilities and troubleshooting skills.
    • Strong communication and collaboration skills, with the ability to convey complex concepts to diverse audiences.
    • Detail‑oriented with a commitment to delivering high‑quality, reliable work.

    Client Tech Stack


    Languages: , TypeScript, React

    Databases: PostgreSQL, DynamoDB, Redis

    AWS Services:

    • Lambda, SQS, S3, Cognito, EventBridge, CloudFormation, Fargate, SES, CodeBuild, CodePipeline, CloudFront, API Gateway, and more.

    What happens next?


    One of our Recruitment Consultants will be in touch and inform you if you've been successful in the next stage of the process or not, which is a qualification call where we will tell you more about the role and the client, and understand more about you, your experience and career aspirations.

    Should we both wish to proceed, we will submit your details to the client and be in touch regarding the outcome and any further steps.

    Interview Process

    • 1st Stage – 30‑minute remote interview covering background and experience.
    • 2nd Stage – 2‑hour remote technical interview involving pair programming/code review exercise (includes 15‑minute break in the middle).

    Equal Opportunities


    We are committed to providing equal opportunities for all candidates and welcome applications from individuals regardless of age, disability, gender identity, marital status, race, religion or belief, sexual orientation, or any other characteristic protected by law. As an employment agency for permanent and contract hires, we are dedicated to promoting a diverse and inclusive workforce, and we encourage applications from underrepresented groups to drive innovation and equality within the workplace.

    Should you require any reasonable adjustments please let us know so we can accommodate for any interactions with us at Biometric Talent, but also inform the client to ensure reasonable adjustments are made to allow for a fair and equitable process.


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