Senior Full Stack Engineer Java

About the Webellian

Webellian is a well-established Digital Transformation and IT consulting company committed to creating a positive impact for our clients. We strive to make a meaningful difference in diverse sectors such as insurance, banking, healthcare, retail, and manufacturing. Our passion for cutting-edge and disruptive technologies, as well as our shared values and strong principles, are what motivate us. We are a community of engineers and senior advisors who work with our clients across industries, playing a deep and meaningful role in accelerating and realizing their vision and strategy.

About the opportunity

We are seeking an experienced Senior Developer to join our dynamic IT team. In this role, you will combine advanced software development skills with strong DevOps expertise to deliver high-quality, scalable solutions. You will work on both back-end and front-end components, optimize cloud-based environments, and streamline development workflows. This position requires a solid technical background, hands-on experience with modern toolchains, and the ability to collaborate effectively in cross-functional, agile teams.

Key responsibilities

As a Senior Developer, you will be responsible for designing, developing, and maintaining robust software solutions using Java, Spring, and Angular, while also ensuring seamless integration with SAP development components. You will apply your database expertise to manage and optimize data flows, and you will design and maintain CI/CD pipelines that enhance delivery speed and quality. Working with AWS and Kubernetes, you will support the deployment and scaling of applications in cloud environments, while leveraging tools such as Jira, Confluence, Maven, and Git to manage tasks and maintain code quality. Your role will also involve collaborating closely with business and technical stakeholders to ensure solutions meet functional needs, with an emphasis on assistance business processes where applicable.

Competencies

• SAP development skills

• Full-stack development (Java, Spring, Angular)

• Database knowledge

• CI/CD pipelines and tooling

• JIRA, Confluence, Maven, Git

• AWS and Kubernetes

• Strong technical analytical skills

• Proven experience in agile environments

• Fluency in English is a must (min B2, C1 preferred)

• Can-do attitude

• Great attention to detail

• Independence and drive to grow and learn

• 3+ years of experience

Nice to have

• Functional knowledge of assistance business

• Batch development: PL/1, SQL, DB2, Control-M (Expert level only)

What we offer

• Contract under Polish law: B2B or Umowa o Pracę

• Benefits such as private medical care, group insurance, Multisport card

• There are English classes available

• Hybrid work in Warsaw (Mokotów)

• Opportunity to work with excellent professionals

• High standards of work and focus on the quality of code

• New technologies in use

• Continuously learning and growth

• International team

• Pinball, PlayStation & much more (on-site )

Join a growing team of dedicated professionals

We love to pass on the knowledge to grow excellence, speak our minds without playing politics, and just enjoy hanging around together. If you share our passions - we want to meet you So go ahead and apply ➡️

Please include the following statement: I hereby authorize Webellian Poland Sp. z o.o. to the process personal data provided in this document for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).