Senior/Lead Software Engineer @ Addepto

Addepto; Polska; Hybrid; PLN 240,000 - 320,000; Full time

Benefits offered by this job

Remote work options

Flexible work arrangements

Training and conferences

Databricks partnership

Anthropic partnership

Medical and sports packages

Equipment provided

Brand building through conferences and

Meetups

Job summary

Addepto is seeking a visionary Senior/Lead Software Engineer to design and guide robust, scalable software solutions. You will bridge business requirements and technical execution, integrating legacy systems (WebLogic, IBM MQ) with cloud-native technologies.

Lead architectural decisions while mentoring teams, and engage with global clients on international projects. Strong English, and hands-on experience across cloud, event streaming, and domain-driven design are essential.

Qualifications

• Proven 7+ years in Java development with Oracle DB.
• Cloud-native and legacy system design experience.
• Hands-on with Azure services (Compute, Networking, Storage, Redis).
• Kafka-based event-driven architectures; IBM MQ experience.
• Kubernetes for deploying containerized apps.
• WebLogic Server for enterprise Java apps.
• DDD principles applied to real-world projects.
• Designing RESTful APIs and integration patterns.
• Analytical and problem-solving across distributed systems.
• Excellent communication and leadership to influence teams.
• English fluency (C1).

Responsibilities

• Lead end-to-end architectural design aligning with standards and business requirements.
• Provide technical leadership to development teams throughout the project lifecycle.
• Evaluate technologies to solve complex business problems considering cost and long-term viability.
• Oversee integration of diverse systems, including legacy WebLogic/IBM MQ and modern cloud services.
• Champion Domain-Driven Design to ensure modular, maintainable solutions.
• Drive adoption of Azure, Kafka, and Kubernetes for scalable architectures.
• Design and implement event streaming solutions using Kafka for real-time data processing.
• Mentor junior architects and developers to foster technical excellence.
• Communicate complex concepts to technical and non-technical stakeholders.

Skills

Java

Oracle

Cloud-native

Azure

Kafka

Kubernetes

WebLogic

DDD

REST APIs

Distributed systems

English

Tech leadership

Tools

Jira

Confluence

Wiki

GitHub

Job description

What you’ll need to succeed in this role:

• At least 7+ years of proven commercial experience with Java development and strong proficiency in Oracle database technologies, including performance tuning and schema design.
• Extensive experience in designing and implementing solutions across both modern, cloud-native architectures and legacy systems.
• Hands‑on experience with Microsoft Azure services, including but not limited to Azure Compute, Networking, Storage, Azure Application Gateway, and Azure Cache for Redis.
• Event streaming and messaging experience, strong understanding, and practical experience with Kafka for building event‑driven architectures, as well as traditional messaging systems like IBM MQ.
• Solid experience with Kubernetes for deploying and managing containerized applications.
• Experience with WebLogic Server for deploying and managing enterprise Java applications.
• Expert knowledge of Domain‑Driven Design (DDD) principles and their application in real‑world projects.
• Experience designing RESTful APIs and other integration patterns.
• Exceptional analytical and problem‑solving skills with the ability to troubleshoot complex issues across distributed systems.
• Excellent verbal and written communication skills, with the ability to articulate complex technical concepts clearly and concisely.
• Proven ability to lead and influence technical teams and stakeholders.
• Fluent English (C1 level) is a must.

Addepto is a leading AI consulting (addepto.com/ai-consulting/) and data engineering (addepto.com/data-engineering-services/) company that builds scalable, ROI‑focused AI solutions for some of the world's largest enterprises and pioneering startups, including Rolls Royce, Continental, Porsche, ABB, and WGU. With an exclusive focus on Artificial Intelligence and Big Data, Addepto helps organizations unlock the full potential of their data through systems designed for measurable business impact and long‑term growth.

The company's work extends beyond client engagements. Drawing from real‑world challenges and insights, Addepto has developed its own product - ContextClue - and actively contributes open‑source solutions to the AI community. This commitment to transforming practical experience into scalable innovation has earned Addepto recognition by Forbes as one of the top 10 AI consulting companies worldwide.

As part of KMS Technology, a US-based global technology group, Addepto combines deep AI specialization with enterprise‑scale delivery capabilities—enabling the partnership to move clients from AI experimentation to production impact, securely and at scale.

Beyond client projects, we have developed our own product offerings born from real‑life client insights and challenges. We are also actively releasing open‑source solutions to the community, transforming practical experience into tools that benefit the broader AI ecosystem. This commitment to scalable innovation, proven ROI delivery, and knowledge sharing has earned us recognition by Forbes as one of the top 10 AI consulting companies worldwide.

We are looking for a visionary and hands‑on Senior/Lead Software Engineer to design and guide the implementation of robust, scalable, and secure software solutions. This role requires a deep understanding of both modern and legacy architectures, with a strong emphasis on integrating disparate systems and leveraging cloud‑native technologies. The ideal candidate will bridge the gap between business requirements and technical execution, ensuring our solutions are aligned with strategic goals and best practices.

Discover our perks and benefits:

• Work in a supportive team of passionate enthusiasts of AI & Big Data.
• Engage with top‑tier global enterprises and cutting‑edge startups on international projects.
• Enjoy flexible work arrangements, allowing you to work remotely or from modern offices and coworking spaces.
• Accelerate your professional growth through career paths, knowledge‑sharing initiatives, language classes, and sponsored training and conferences, including partnerships with Databricks and Anthropic that offer industry‑leading training materials and certifications.Participate in team‑building events and utilize the integration budget.
• Celebrate work anniversaries, birthdays, and milestones.
• Access medical and sports packages, eye care, and well‑being support services, including psychotherapy and coaching.
• Get full work equipment for optimal productivity, including a laptop and other necessary devices.
• With our backing, you can boost your personal brand by speaking at conferences, writing for our blog, or participating in meetups.
• Experience a smooth onboarding with a dedicated buddy, and start your journey in our friendly, supportive, and autonomous culture.

Important: Addepto may publish job opportunities on external job boards, but all applications are collected and processed through our official recruitment system: Recruitee
addepto.recruitee.com

Please make sure that any further recruitment communication you receive comes from an official Addepto recruitment channel. If you receive a job offer, interview invitation, or recruitment email from an unofficial or unverified source, please be cautious, as it may not come from Addepto.

Responsibilities:

• Lead the design and development of end‑to‑end architectural solutions, ensuring alignment with enterprise architecture standards, business requirements, and technology strategy.
• Provide technical leadership and guidance to development teams throughout the project lifecycle, from conception to deployment.
• Evaluate and recommend appropriate technologies, tools, and platforms to solve complex business problems, considering both cost and long‑term viability.
• Design and oversee the integration of diverse systems, including legacy platforms (WebLogic, IBM MQ) and modern cloud services.
• Champion Domain‑Driven Design principles to ensure solutions are modular, maintainable, and reflect core business domains.
• Drive the adoption and optimal utilization of Microsoft Azure services, including Application Gateway and Redis, ensuring high availability, scalability, and security.
• Design and implement event streaming solutions using Kafka, fostering asynchronous communication and real‑time data processing.
• Leverage Kubernetes for container orchestration, ensuring efficient deployment, scaling, and management of microservices.
• Define performance and scalability requirements and ensure architectural designs meet these non‑functional criteria.
• Create and maintain comprehensive architectural documentation, including design specifications, diagrams, and technical standards.
• Mentor and guide junior architects and developers, fostering a culture of technical excellence and continuous improvement.
• Effectively communicate complex technical concepts to both technical and non‑technical stakeholders.

Requirements:

Java, Oracle, Architecture, Azure, Kafka, WebLogic, REST API, DDD Tools: Jira, Confluence, Wiki, GitHub, Agile, Scrum, Kanban. Additionally: Private healthcare, Multisport card, Referral bonus, MyBenefit cafeteria, International projects, Flat structure, Paid leave, Training budget, Language classes, Team building events, Small teams, Flexible form of employment, Flexible working hours and remote work possibility, Free coffee, Startup atmosphere, No dress code, In‑house trainings.