Principal Tech Lead — Architecting Scalable Payments

Worldline; Stockholms kommun; Hybrid; SEK 1,100,000 - 1,750,000; Full time

Benefits offered by this job

Health contribution

Hybrid working

Private Health Care Insurance

Job summary

Worldline is seeking an experienced Principal Tech Lead to make a broad technical impact across multiple engineering teams in Stockholm. You will guide architectural vision, mentor senior engineers, and deliver resilient, enterprise-grade payment platforms.

You will lead hands-on design across squads, drive modernization and cloud adoption, and collaborate with DevSecOps, QA, Security, and Product teams to meet functional and non-functional requirements. Hybrid working is available.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or equivalent.
• Full working proficiency in English.
• Extensive experience as a Principal Engineer or Senior Technical Leader.
• Proven track record delivering cross-team software in enterprise environments.
• Strong expertise in software architecture, distributed systems, and cloud-native apps.
• Experience driving architecture modernization and platform transformation.
• Mentoring technical leaders and influencing practices across teams.
• Knowledge of DevSecOps, CI/CD, observability, security, and performance engineering.

Responsibilities

• Lead the technical design and implementation across multiple squads.
• Partner with Squad Tech Leads to resolve high-risk technical challenges.
• Contribute hands-on when deep expertise is required.
• Translate architecture guidance into practical patterns and frameworks.
• Drive modernization, cloud adoption, and platform transformation.
• Collaborate with Architects, DevSecOps, QA, Security, and Product teams.
• Mentor Tech Leads and senior engineers across the organization.

Skills

Technical leadership

Distributed systems

Cloud-native applications

DevSecOps

CI/CD

Observability

Security engineering

Agile product development

Mentoring technical leaders

Education

Bachelor's degree in Computer Science or related fields

Job description

Worldline is seeking an experienced Principal Tech Lead to make a broad technical impact across multiple engineering teams in Stockholm. You will guide architectural vision, mentor senior engineers, and deliver resilient, enterprise-grade payment platforms.

You will lead hands-on design across squads, drive modernization and cloud adoption, and collaborate with DevSecOps, QA, Security, and Product teams to meet functional and non-functional requirements. Hybrid working is available.