Senior Software Engineer

Randstad Technologies Recruitment; Manchester; On-site; GBP 60,000 - 75,000; Full time

Job summary

A leading global digital solutions company is seeking a Senior Full Stack Engineer with expertise in Java 17 and AWS to enhance back-end strategies and cloud deployments. The role involves developing high-concurrency systems for millions of users and collaborating with cross-functional teams. Ideal candidates should have over 5 years of experience in Java, deep knowledge of the Spring ecosystem, and skills in modern APIs like GraphQL. Familiarity with React.js and micro frontend architecture is a plus.

Qualifications

• 5+ years of experience in Java, focusing on performance tuning.
• Expertise in Spring Boot, Data, and Security.
• Strong AWS knowledge including ECS/Fargate, Lambda, and RDS.
• Experience designing and implementing GraphQL APIs.
• 3+ years of experience with React.js for complex SPAs.

Responsibilities

• Drive back-end strategy and cloud deployment using Java 17+, AWS, GraphQL.
• Support development of high-concurrency systems for millions of users.
• Collaborate with teams to design scalable backend solutions.

Skills

Java Mastery

Spring Ecosystem

Cloud & DevOps

Modern APIs

React.js

Micro Frontends

Tools

AWS

Docker

CI/CD

Job description

Overview

Senior Full Stack Engineer (Java 17, AWS, GraphQL)

The Opportunity: Join a global leader in the digital product space, building high-concurrency systems for millions of users. We are looking for a Senior Engineer to drive our back-end strategy and cloud deployment using a modern, best-in-class stack.

Responsibilities

• Drive back-end strategy and cloud deployment using a modern stack (Java 17+, AWS, GraphQL).
• Support the development of high-concurrency systems for millions of users.
• Collaborate with cross-functional teams to design scalable backend solutions.

Qualifications

• Java Mastery: 5+ years of experience (Java 17+ preferred) with a focus on performance tuning.
• Spring Ecosystem: Deep expertise in Spring Boot, Data, and Security.
• Cloud & DevOps: Strong AWS knowledge (ECS/Fargate, Lambda, RDS) and expert proficiency with Docker and CI/CD.
• Modern APIs: Solid experience designing and implementing GraphQL APIs.

Desirable (Full Stack)

• React.js: 3+ years of experience with complex SPAs.
• Micro Frontends: Practical experience with MFE architecture.

Apply now with your updated CV for immediate consideration.

Randstad Technologies is acting as an Employment Business in relation to this vacancy