Senior Software Developer

OPR; Guildford; Hybrid; GBP 55,000 - 65,000; Full time

Job summary

A UK technology company is seeking an experienced Senior Software Developer to evolve a large-scale SIP platform and associated REST APIs. This hybrid role requires UK-based applicants within a two-hour commute to Guildford. You will work in a collaborative environment, contributing to mission-critical systems and modern AI-driven integrations. This position offers a competitive salary ranging from £55,000 to £65,000 depending on experience and emphasizes a strong engineering culture and professional development opportunities.

Responsibilities

• Designing, developing and maintaining a large-scale, enterprise-grade SIP platform and its associated REST APIs.

Job description

Overview

Senior / Experienced Software Developer

Location: Guildford (Hybrid must be UK-based and within a two-hour commute)

Contract: Full-time, Permanent

Salary: £55,000 - £65,000 (depending on experience)

The Opportunity

An established UK technology company is expanding its Software Development Team and is looking for an experienced Senior Software Developer to help evolve a large-scale, enterprise-grade SIP platform and its associated REST APIs.

This is an excellent opportunity to work on complex, real-world systems in a collaborative, technically strong environment. Youll contribute to the ongoing development of a mission-critical communications platform, build value-added services, and work with modern AI-driven integrations.

The organisation is known for its strong engineering culture, long-term customer partnerships, and commitment to professional development. Youll be joining a supportive, innovation-led environment where your ideas and expertise will have a real impact.

Responsibilities

• Designing, developing and maintaining a large-scale, enterprise-grade SIP platform and its associated REST APIs.

Qualifications

Not specified in the provided description.