Senior/Staff Software Engineer – Contract Opportunity (Outside IR35)
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Candidate Specification \- SourceWise Solutions
**Staff Software Engineer (Backend / Platform)**
**This is a remote contract role with occasional visits to the client's office when required. The engagement is Outside IR35, offering a daily rate of £500**
About SourceWise
SourceWise Solutions partners with innovative global technology companies to build high\-performing engineering teams. We connect experienced engineers with organisations building modern, scalable software platforms.
About the Opportunity
This Staff Software Engineer role is with one of our international technology clients. You will influence architecture, engineering practices, and technical direction while solving complex, high\-impact problems.
Key Responsibilities
· Lead architecture and design of scalable distributed systems.
· Own complex cross\-team engineering challenges.
· Drive technical strategy and influence engineering decisions.
· Improve platform scalability, reliability, and maintainability.
· Mentor engineers and raise engineering standards.
· Collaborate with engineering, product, and leadership teams.
Required Experience
· 10\+ years of professional software engineering experience.
· Strong backend engineering expertise.
· Experience designing scalable distributed systems.
· Excellent software architecture and system design skills.
· Experience mentoring engineers and influencing multiple teams.
· Strong communication and problem\-solving abilities.
Technology Stack
Backend: Node.js, Go Frontend: React, TypeScript Infrastructure: Google Cloud Platform (GCP), Kubernetes, Terraform, PostgreSQL
What Success Looks Like
· Solves high\-impact engineering problems.
· Creates clarity from ambiguity.
· Improves engineering quality and technical direction.
· Balances delivery speed with long\-term sustainability.
· Champions innovation, AI adoption, and continuous improvement.
Interested?
Please share your updated CV together with your current location, notice period, current and expected compensation, work authorization status, and LinkedIn profile (optional).
Pay: From £500\.00 per day
Work Location: Hybrid remote in London
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