AI Software Engineer — Global Impact & Mentorship

QuantumBlack, AI by McKinsey; Województwo mazowieckie; On-site; PLN 180,000 - 260,000; Full time

Job summary

QuantumBlack, AI by McKinsey seeks a capable software engineer to help clients transform their businesses with digital solutions and scalable full-stack applications.

You will collaborate with a global network of technologists, designers, and strategists to develop cutting-edge products, mentor client teams, and shape engineering cultures while growing your own leadership and technical skills in a high-performance environment.

Qualifications

• 2+ years of experience developing full-stack applications by writing readable, testable, maintainable, and scalable code.
• Collaborative work with developers and non-technical stakeholders within software teams.
• Hands-on experience across frontend and backend frameworks and databases.
• Experience with LLM frameworks, prompt orchestration, agent frameworks, and cloud platforms including Docker and CI/CD.
• Strong focus on automated testing, logging, monitoring, and system reliability.
• Experience in Agile teams and sprint ceremonies.
• Pair programming with other developers.
• Exceptional time management in a complex, largely autonomous environment.
• Business-level English and local language proficiency for diverse stakeholders.

Responsibilities

• Collaborate with a global network to transform client businesses through digital solutions.
• Develop cutting‑edge products, mentor client teams, and shape engineering cultures.
• Work hands-on with clients across industries to build software products from the ground up.
• Coach others on engineering best practices, user-centric design, and Agile values.
• Contribute to digital strategies and scalable engineering cultures for long-term success.

Skills

Full‑stack development

Team collaboration

Frontend technologies

Backend technologies

LLM frameworks

Cloud platforms

Automated testing

Agile/sprint ceremonies

Pair programming

Time management

English language proficiency

Education

Undergraduate or master's degree; or equivalent experience

Job description

QuantumBlack, AI by McKinsey seeks a capable software engineer to help clients transform their businesses with digital solutions and scalable full-stack applications.

You will collaborate with a global network of technologists, designers, and strategists to develop cutting-edge products, mentor client teams, and shape engineering cultures while growing your own leadership and technical skills in a high-performance environment.