Senior Software Engineer (Full Stack)

Retail Insight

Greater London

Hybrid

GBP 50,000 - 70,000

Full time

14 days+

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Benefits offered by this job

Flexible Working

25 days annual leave

Private Medical Insurance

Learning & Development opportunities

Paid volunteer days

Job summary

A technology company based in the United Kingdom is seeking a talented Full Stack Software Engineer to build cutting-edge software solutions. This role involves developing and optimizing APIs, creating responsive frontends, and maintaining databases. The ideal candidate will have proven experience in API development and database management, along with a collaborative mindset. The position offers flexible working, generous leave, and a commitment to employee well-being and development.

Qualifications

Proven experience in API development.
Strong understanding of RESTful APIs and gRPC.
Expertise in relational and NoSQL databases.

Responsibilities

Develop and optimise APIs for performance and reliability.
Create responsive frontends with React JS and Angular.
Design and maintain databases using SQL and NoSQL technologies.

Skills

API development

.NET Core

RESTful APIs

gRPC

SQL Server

PostgreSQL

NoSQL

API security protocols

Git

CI/CD practices

Job description

Senior Software Engineer (Full Stack) at Retail Insight

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.

What You’ll Do

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.

What We’re Looking For

Proven experience in API development with .NET Core or similar frameworks.
Strong understanding of RESTful APIs and gRPC.
Expertise in relational (SQL Server, PostgreSQL) and NoSQL databases.
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.

Some of our extras...

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 to give you freedom to explore.
Time Off – 25 days annual leave (+ bank holidays), increasing with length of service, plus an extra day off for your birthday! We also operate summer hours so you can make the most of the sunshine.
Learning & Development – Access a vast range of courses through our learning platform and benefit from structured career progression plans to support your growth.
Health & Wellbeing – Private Medical Insurance, a healthcare cash plan, and mental health support via Help@Hand. Plus, we’ll ensure you have a safe and productive home setup with a workspace assessment.
Giving Back – Take paid volunteer days to support your local community, donate to your chosen charity through salary sacrifice (we’ll match it!), and make a difference with Give as You Earn.
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.

Plus much more!

Be your authentic self – Retail Insight is committed to promoting equal opportunities in employment. All employees and any job applicants will receive equal treatment. We actively seek to create an environment where everyone feels respected, supported, and encouraged to contribute their best work.

Seniority level