Sinch AB

Principal Software Engineer

Sinch AB
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17 days ago
Stockholm, SwedenStaff+

Responsibilities

  • Deliver features and products as a hands-on software engineer using AI-agent orchestration.
  • Define, evolve, and scale practices, workflows, and tooling for AI-assisted coding, testing, documentation, and deployment.
  • Evaluate, select, and configure emerging AI development tools and agent frameworks.
  • Create reusable agent configurations, custom instructions, and workflows for organizational codebases.
  • Collaborate with engineers, architects, and product managers to define requirements and product direction.

Requirements

  • At least 8 years of software engineering experience with the ability to design, evaluate, and evolve software architectures.
  • Strong understanding of distributed systems, APIs, and system integration.
  • Hands-on experience using AI-assisted development tools such as Copilot, Cursor, and Claude in software delivery.
  • Experience with AI-driven and agent-based development workflows, including autonomous coding agents and multistep task orchestration.
  • Ability to define structured, decomposable requirements for engineers and AI agents with strong product awareness.
  • Practical experience with Model Context Protocol, tool-use patterns, or equivalent integration standards for multi-agent and tool orchestration.
  • Strong communication, technical documentation, and cross-team collaboration skills.
  • Experience with telecom systems, BSS/OSS, messaging infrastructure, or CPaaS is a plus.
  • Experience with CrewAI, AutoGen, or LangGraph is a plus.

Benefits

  • The position is based in Sweden and does not support relocation.
  • Applicants must hold Swedish or EU/EEA citizenship or have a valid Swedish work permit.
  • The corporate language is English and applications should be submitted in English.
  • The hiring process is described as fair, objective, consistent, and inclusive.

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Sinch AB

About Sinch AB

1,001-5,000 employees
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