Senior Full Stack Software Engineer Job at Retail Insight (Surrey, Greater London)

Senior Full Stack Software Engineer

Retail Insight

Location:
United Kingdom , Surrey, Greater London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Are you passionate about building cutting-edge software solutions that make a real impact? At Retail Insight, we’re on a mission to transform retail analytics through innovative technology—and we’re looking for a talented Full Stack Software Engineer to join our dynamic team. As a Full Stack Software Engineer, you’ll design, develop, and maintain the frontend interfaces, APIs, services, components, libraries, and database solutions that power our analytics platform. You’ll work closely with Product Design, Systems Engineering, QA, and business stakeholders to deliver secure, scalable, and high-performance software that integrates seamlessly with internal systems and external applications.

Job Responsibility:

Build robust end-to-end solutions using JavaScript frameworks and .NET Core
Develop and optimise APIs for performance, scalability, and reliability
Create intuitive, responsive frontends with React JS and Angular
Design and maintain databases using SQL and NoSQL technologies
Implement best-in-class API security (OAuth2, JWT)
Drive automation through CI/CD pipelines and automated testing suites
Troubleshoot and resolve incidents with a long-term mindset
Document architectures and usage guidelines for stakeholders
Stay ahead of industry trends and recommend improvements
Conduct code reviews and mentor team members

Requirements:

Proven experience in API development with .NET Core or similar frameworks
Detailed understanding of RESTful APIs and gRPC
Expertise in relational (SQL Server, PostgreSQL) and NoSQL databases
Hands-on experience with React JS and modern JavaScript frameworks
Proficiency in API security protocols and documentation tools (Swagger/OpenAPI)
Solid knowledge of version control (Git) and CI/CD practices
A collaborative mindset and strong problem-solving skills

What we offer:

Flexible Working – Enjoy a hybrid work model (typically 2 days in the office) with flexibility based on business needs, plus a work from anywhere policy
Time Off – 25 days annual leave (+ bank holidays), increasing with length of service, plus an extra day off for your birthday
Learning & Development – Access a vast range of courses through our learning platform and benefit from structured career progression plans
Health & Wellbeing – Private Medical Insurance, a healthcare cash plan, and mental health support via Help@Hand
Giving Back – Take paid volunteer days to support your local community, donate to your chosen charity through salary sacrifice (we’ll match it!)
Extra Perks – A car purchase scheme to make buying a new car easier, plus access to additional benefits through our online platform, including gym discounts

Additional Information:

Job Posted:
March 21, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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