Independent Software Engineer: Build Practical Tools

Sygneus; United Kingdom; Remote; GBP 55,000 - 90,000; Full time

Job summary

Sygneus is seeking a Software Engineer to design, build, and maintain scalable systems and automation tools across internal and customer-facing platforms. You will contribute to architecture decisions and work closely with commercial and operational users to deliver practical solutions.

The role rewards independence and rapid iteration, with ownership of end-to-end development from API design to deployment, aligning technical outputs with real market needs and driving measurable value.

Qualifications

• Experience in software engineering or full-stack development.
• Familiarity with APIs, databases, and modern frameworks.
• Ability to work independently and deliver production-ready solutions.
• Interest in AI, automation, commercial tooling, or workflow systems desirable.
• Experience with CRM or business systems integration beneficial.

Responsibilities

• Design and develop internal and external software tools.
• Build and maintain APIs, integrations, and automation workflows.
• Support frontend and backend system development.
• Contribute to product architecture and technical decision-making.
• Work closely with commercial and operational users to refine solutions.
• Support deployment, maintenance, and continuous improvement.

Skills

Software engineering

Full-stack development

APIs

Databases

Modern frameworks

Independent work

Production-ready

AI interest

Job description

Sygneus is seeking a Software Engineer to design, build, and maintain scalable systems and automation tools across internal and customer-facing platforms. You will contribute to architecture decisions and work closely with commercial and operational users to deliver practical solutions.

The role rewards independence and rapid iteration, with ownership of end-to-end development from API design to deployment, aligning technical outputs with real market needs and driving measurable value.