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X4 Technology

Senior Software Engineer

CompanyX4 Technology
Location
London Area, United Kingdom
Employment TypeFull-time
Posted At4/21/2026

UK Visa Sponsorship Analytics

Occupation TypeProgrammers and software development professionals
Occupation Code Skill LevelHigher Skilled
Sponsorship Salary Threshold
£54,700 (£28.05 per hour)
Occupation rate applies

Above analytics are generated algorithmically based on job titles and may not always be the same as the company's job classification. You can also check detailed occupation eligibility, and salary criteria on our UK Visa Eligible Occupations & Salary Thresholds page.

Disclaimer: Hunt UK Visa Sponsors aggregates job listings from publicly available sources, such as search engines, to assist with your job hunting. We do not claim affiliation with X4 Technology. For the most up-to-date job details, please visit the official website by clicking "Apply Now."

Description

Job Title: Senior Software Developer (eDV clearance required)

Location: Hybrid In London

Employment Type: Permanent

Salary: Up to £75,000 + package

Start Date: Immediate

Industry: IT Services & Consulting


We’re working with a specialist consultancy delivering mission-critical digital solutions across the UK public sector. They’re looking for a Senior Software Developer with strong Golang experience and a passion for building high-quality, user-focused systems.


You’ll be joining a collaborative, multi-disciplinary team working on impactful projects, with the opportunity to influence both technical direction and user outcomes.


Senior Software Engineer – Key Responsibilities

  • Designing, building, and maintaining scalable applications using Golang
  • Working in Agile, product-led environments with continuous delivery
  • Collaborating with cross-functional teams (DevOps, UX, Product, Platform)
  • Contributing to CI/CD pipelines and modern DevOps practices
  • Driving best practices in testing, automation, and code quality
  • Supporting frequent releases and continuous improvement initiatives


Senior Software Engineer – Key Skills Required

  • Must hold live and active Enhanced DV clearance (DV considered)
  • Good experience in secure defence environments
  • Strong experience with Golang development
  • Experience across Docker & Kubernetes environments
  • Solid understanding of TDD, unit testing, and automation frameworks
  • Experience with relational databases (MySQL / PostgreSQL)
  • Familiarity with Git, build tools (Maven/Gradle), and CI/CD
  • Exposure to frontend technologies (HTML, CSS, JavaScript frameworks)
  • Experience working in Agile, user-focused product teams


Nice to have:

  • AWS or cloud platform experience
  • BPMN tools (Camunda, Activiti, Flowable)
  • React, Angular, or Vue.js
  • OpenShift / container platforms
  • Knowledge of cloud security principles


Please note that all applicants must hold live and active UK eDV clearance given the secure nature of the organisation. In some cases DV clearance may be acceptable.


Please apply now if this role is of interest.