Principal Full-Stack Engineer & Systems Architect

Sahaj Software; Greater London; On-site; GBP 120,000 - 180,000; Full time

Benefits offered by this job

Unlimited leave

Life & private health insurance

No hierarchy

Open Salaries

Job summary

Sahaj Software is seeking a Principal Consultant to partner with customers, frame business problems and drive technical direction. You’ll lead architecture discussions, contribute hands-on delivery, and mentor teams across distributed systems at scale.

Join self-managing, high-impact teams shaping strategic technology decisions. You will collaborate with leadership, manage stakeholders, and translate business goals into robust engineering solutions while maintaining focus on scalable, secure

Qualifications

• Demonstrated ability to build software systems in complex environments.
• Strong fundamentals and expertise in at least one programming language.
• Hands-on experience delivering distributed systems at scale.
• Deep understanding of architecture, trade-offs, and system design.
• Experience working with customers and business stakeholders.

Responsibilities

• Frame problems with customers and propose technical solutions.
• Lead architecture reviews and technical workshops.
• Contribute hands-on to design, implementation and code reviews.
• Mentor practitioners and guide teams through complex decisions.
• Influence product and technology direction with stakeholders.

Skills

Distributed systems

Architecture & design

Customer engagement

Hands-on delivery

Polyglot language skills

Engineering leadership

Job description

Sahaj Software is seeking a Principal Consultant to partner with customers, frame business problems and drive technical direction. You’ll lead architecture discussions, contribute hands-on delivery, and mentor teams across distributed systems at scale.

Join self-managing, high-impact teams shaping strategic technology decisions. You will collaborate with leadership, manage stakeholders, and translate business goals into robust engineering solutions while maintaining focus on scalable, secure