Senior Fullstack Developer Tech-Lead (mfd)

Syneco Trading; München; Hybrid; EUR 75.000 - 100.000; Vollzeit

Zusammenfassung

A leading energy trading company in Munich is looking for a Senior Fullstack Developer / Tech Lead to play a critical role in digitalizing services. You will manage development phases, lead your team, and design robust applications using Java Spring Boot and Angular. This position offers flexible working hours with three days of mobile work and two days in the office, along with competitive salary and benefits including 30 days vacation, wellness memberships, and personal development opportunities.

Leistungen

Performance-based compensation

30 days vacation

Continuous learning opportunities

Wellness memberships

Parking spaces

IT and bike leasing

Team building events

Qualifikationen

• Minimum 5 years of experience in agile development.
• Experience in technical leadership and mentoring.
• Proven ability to build scalable applications.

Aufgaben

• Involved in all phases of the development lifecycle.
• Translate business requirements into technical solutions.
• Guide and mentor team members in technical excellence.

Kenntnisse

Agile full-stack development

Technical leadership

Java Spring Boot

Angular

RESTful APIs

CI/CD pipelines

Docker

AWS

Kubernetes

Software architecture

Ausbildung

Degree in Computer Science or related field

Tools

Relational databases

Jobbeschreibung

Senior Fullstack Developer / Tech‑Lead (m/f/d)

Office: Munich

Syneco was founded in 1999 as an energy service provider for the Thüga Group and is the largest municipal energy trading company in Germany.

In the context of digitalizing our company and our customers we are looking for ambitious and motivated people to join our developer teams. Our focus is on developing modular applications on innovative customer platforms based on the latest tools & technologies.

Responsibilities

• Involved in all phases of the development lifecycle – from conception and design through to coding, code reviews, testing and delivery.
• Work closely with product owners and software architects to translate business and technical requirements into robust, scalable solutions.
• Balance hands‑on development with leadership responsibilities as a dual role of Developer and Tech Lead.
• Guide and mentor team members, conduct code reviews, and foster a culture of continuous learning and technical excellence.
• Take ownership of system reliability, performance and security, ensuring long‑term maintainability and scalability.
• Act as a technical point of contact and contribute to strategic technology decisions across teams and projects.

Qualifications

• Degree in Computer Science, Information Technology or a related field.
• At least 5 years of experience in agile full‑stack development and technical leadership.
• Proven expertise in designing and building scalable backend and frontend applications using Java Spring Boot, Angular, RESTful APIs and relational databases.
• Hands‑on experience with CI/CD pipelines, containerization (Docker) and cloud platforms (AWS, Kubernetes preferred).
• Strong understanding of software architecture, microservices, automated testing and agile development practices.
• Excellent communication skills, proactive mindset and passion for clean, maintainable and well‑tested code.
• Flexible working hours: mobile working (3 days per week) and onsite in Munich (2 days per week).

Benefits & Compensation

• Performance‑based compensation.
• 30 days of vacation per year plus Christmas Eve, New Year’s Eve and 3 company holidays.
• Opportunities for continuous learning and personal development (Syneco Campus, Thüga PlusAkademie, external trainings).
• Gym and wellness memberships or wellness pass (EGYM/Wellpass or Body & Soul).
• Parking spaces and lunch canteen.
• IT and bike leasing.
• Team building events and company activities.

Application

We look forward to receiving your application. The position remains open as long as it is listed on our careers page.

Trading GmbH – Syneco

Additional Information

Required Experience: Senior IC

Employment Type

Full‑time. Vacancy: 1. Salary: 75,000 – 100,000 EUR per year.