Strong Middle/Senior Full Stack Developer, Java, Angular

🔥 1 hour ago

🌐 Germany, Poland – Remote

🇩🇪 Germany – Remote 🇵🇱 Poland – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 10%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Sigma Software Group

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2002

💼 Consulting

🏥 Healthcare

🚘 Automotive

Consulting • Healthcare • Automotive

Sigma Software Group is a multinational company, established in 2002, that specializes in providing high-quality software development, graphic design, testing, and support services. The company focuses on delivering solutions across various industries such as automotive, telecommunications, aviation, advertising, gaming, banking, real estate, and healthcare. Sigma Software values professional growth, offers remote work opportunities worldwide, and caters to world-renowned clients like AstraZeneca, Scania, and SAS. The company emphasizes a culture of continuous education, mentorship, and flexible work environments, making it a preferred workplace for IT specialists aiming to work on complex solutions utilizing cutting-edge technologies. Sigma Software is committed to innovative solutions and engineering the future while also contributing to social causes such as charitable work in Ukraine.

📋 Description

• Design, develop, and maintain scalable full-stack solutions using Java, Spring, and Angular • Develop and support complex business logic related to advertising campaign management • Participate in architecture discussions and contribute to technical solution design • Build reliable, maintainable, and high-performance enterprise applications • Improve system scalability, reliability, and overall platform performance • Integrate with external advertising and media-related services • Write clean, maintainable, and well-tested code following engineering best practices • Collaborate with developers, architects, QA engineers, and project managers • Take ownership of technical challenges and proactively drive solutions • Contribute to continuous improvement of development processes and engineering standards • Work on a large-scale advertising campaign management platform supporting campaign setup, line-item management, creative processing, forecasting, SLA tracking, media processing, and external integrations

🎯 Requirements

• 5+ years of commercial software development experience • Strong hands-on experience with Java and Spring Framework • Strong practical experience with Angular • Experience building scalable enterprise-level applications • Experience with AWS cloud services • Good understanding of software engineering principles and system design • Experience working with REST APIs and integrations • Ability to work independently and proactively solve technical challenges • Strong analytical and problem-solving skills • Experience writing maintainable and testable code • Good communication and collaboration skills • Upper-Intermediate or higher level of English • AI-native development experience (a plus) • Experience using AI-powered development tools such as Claude or Codex (a plus) • Experience with Jenkins (a plus) • Experience with Terraform (a plus) • Experience working with complex enterprise platforms (a plus) • Experience in AdTech, MarTech, or media-related domains (a plus)

🏖️ Benefits

• Remote work option • Full-time employment