Senior Full-Stack Engineer (JS/C#, .NET) — Hybrid

Marmion; Hull and East Yorkshire; Hybrid; GBP 54,000 - 66,000; Full time

Benefits offered by this job

Free on-site Gym

Cycle to Work Scheme

Regular Social Events

Job summary

Marmion is seeking a hands-on Senior Full Stack Engineer in Hull to influence technical direction and modernise legacy systems. You will build enterprise-scale applications, work on cloud integrations and AI-enabled solutions, and mentor junior developers.

Key tech includes JavaScript, TypeScript, Node.js, C#, and .NET with SQL Server and PostgreSQL. The role offers hybrid working, a competitive salary up to £60,000 and several staff perks.

Qualifications

• Strong JavaScript and TypeScript experience.
• Significant C#/.NET development background.
• Experience building and supporting web applications.
• Understanding of frontend and backend architecture.

Responsibilities

• Developing enterprise applications and web platforms.
• Modernising and migrating existing systems.
• Building integrations, APIs and scalable solutions.
• Supporting and mentoring less experienced developers.
• Driving engineering best practice and innovation.
• Contributing to architecture and technical design.

Skills

JavaScript

TypeScript

C#

NET

Tools

Azure

Docker

Kubernetes

Vite

KOA

Job description

Marmion is seeking a hands-on Senior Full Stack Engineer in Hull to influence technical direction and modernise legacy systems. You will build enterprise-scale applications, work on cloud integrations and AI-enabled solutions, and mentor junior developers.

Key tech includes JavaScript, TypeScript, Node.js, C#, and .NET with SQL Server and PostgreSQL. The role offers hybrid working, a competitive salary up to £60,000 and several staff perks.