Java DeveloperKX

Kps software

Charing Cross, United Kingdom

11 days ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Languages

English

Experience level

Senior

Job location

Charing Cross, United Kingdom

Tech stack

Java

API

Artificial Intelligence

Tomcat

Automation of Tests

Cluster Analysis

Databases

Cross-Site Request Forgery

Linux

Distributed Systems

Middleware

Failover

Spring

Python

Lightweight Directory Access Protocols (LDAP)

Maven

MVC

Cisco Nexus Switches

Open Web Application Security

Role-Based Access Control

Security Assertion Markup Language (SAML)

Secure Coding

Web Application Security

SQL Injection

Web Applications

Cross-Site Scripting (XSS)

Backend

System-level Testing

Gitlab-ci

Front End Software Development

REST

Devsecops

Microservices

Job description

We are seeking a Senior/Intermediate Java Engineer to join our R&D team. The role focuses on backend and middleware development using Java 17 and Spring, working across a distributed, high-availability system with kdb+ integration and strong security requirements., * Develop, maintain, and optimise Spring-based web applications and REST APIs using Java 17.

Integrate backend services with real-time kdb+ environments.
Implement authentication (SAML/LDAP) and secure authorisation (RBAC/ABAC).
Participate in distributed system design, including failover, replication, and node synchronisation.
Apply secure coding practices to mitigate XSS, CSRF, SQL injection, and related vulnerabilities.
Deploy and tune applications on Apache Tomcat.
Develop unit, integration, and system-level tests.
Collaborate with DevSecOps on CI/CD pipelines and automated testing.
Support production investigations with the Support team.

Requirements

Strong experience with Java 17 and Spring Framework (MVC, Security).
Experience with Apache Tomcat deployment and tuning.
Proficiency with Maven/Nexus and GitLab CI/CD.
Understanding of distributed systems, clustering, and failover.
Strong knowledge of web security standards and OWASP Top 10.
Linux environment familiarity.
Optional: Exposure to front-end tech, Python scripting, or AI/ML APIs.

Essential Experience

8+ years of professional Java development.
Enterprise-level backend/middleware experience.
Experience with Spring, distributed systems, and authentication/authorisation frameworks.
Strong problem-solving and analytical skills.
Experience collaborating with DevSecOps and Support teams.

Preferred Qualifications