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Senior Software Engineer (m/f/d)

auxmoney

Key Facts

Remote From: 
Anywhere
Full time
Senior (5-10 years)
English

Other Skills

  • •
    Reliability
  • •
    Collaboration
  • •
    Communication
  • •
    Teamwork
  • •
    Strategic Thinking
  • •
    Mentorship
  • •
    Growth Mindedness
  • •
    Problem Solving

Roles & Responsibilities

  • Several years of hands-on backend development experience, with strong PHP/Symfony expertise.
  • Proven experience designing, building, and maintaining production-grade backend systems and RESTful APIs.
  • Experience with cloud platforms (preferably AWS), CI/CD pipelines, containerization (Docker), and Kubernetes.
  • Security-conscious development with automated testing (unit and integration) and fluent English communication.

Requirements:

  • Architect and design scalable, reliable backend systems; take end-to-end ownership from concept to deployment.
  • Provide technical leadership, promote best practices, and ensure secure, high-quality, and maintainable solutions.
  • Deliver value through iterative development by breaking down initiatives into manageable workstreams.
  • Collaborate with cross-functional teams, share knowledge, mentor teammates, and address root causes of technical challenges.

Job description

Your new team:
As a Senior Software Engineer (m/f/d) at auxmoney, you will play a pivotal role in a cross-functional team where your work directly shapes customer-facing products and internal platforms. You will design and deliver impactful features, contribute to scalable and resilient system architecture, and take end-to-end ownership from concept to deployment.

You will collaborate closely with product managers, business stakeholders, and fellow engineers to deliver high-quality solutions while continuously elevating engineering standards across the team. If you are passionate about writing clean, maintainable code, solving complex technical challenges, and building software that delivers real value, this role offers the opportunity to make a meaningful impact.
What you can expect:
  • Architecture & System Design: Identify and address architectural limitations, make pragmatic trade-offs, and help evolve systems toward scalability, reliability, and long-term maintainability.
  • Technical Leadership: Act as a trusted technical expert by promoting engineering best practices, facilitating technical discussions, and helping teams align on high-quality solutions.
  • Engineering Quality: Build solutions that are secure, scalable, extensible, and cost-efficient while maintaining high coding and documentation standards.
  • Execution & Delivery: Break down complex initiatives into manageable workstreams and deliver incremental value through iterative development.
  • Impact & Knowledge Sharing: Champion engineering excellence, share knowledge proactively, and support the professional growth of colleagues.
  • Collaboration & Problem Solving: Work closely with cross-functional stakeholders, actively contribute to design reviews, and address root causes of recurring technical challenges.
  • Ownership & Mentorship: Take responsibility for challenging projects and guide team members through technical mentoring and hands-on support.
  • Strategic Thinking & Growth Mindset: Balance short-term delivery with long-term system sustainability and continuously look for opportunities to improve technology, processes, and team effectiveness.
Your profile
  • Backend Engineering Expertise: Several years of hands-on backend development experience with preferably strong proficiency in PHP, particularly using the Symfony framework.
  • System & API Development: Proven experience designing, building, and maintaining robust backend systems in production environments, including strong expertise in developing and integrating RESTful APIs.
  • Cloud & DevOps Practices: Experience working with cloud platforms (preferably AWS) and modern DevOps practices such as CI/CD pipelines, containerization, and infrastructure automation. Experience with Docker and Kubernetes is highly valued.
  • Event-Driven Architecture (Bonus): Familiarity with Kafka or similar event-driven messaging systems is considered a strong advantage.
  • Testing & Quality Assurance: Solid understanding of automated testing strategies, including unit and integration testing, with a focus on delivering reliable and high-quality software aligned with overall quality standards.
  • Product-Oriented Mindset: A strong focus on building solutions that deliver measurable value for users and business outcomes.
  • Team & Communication Skills: Strong communication skills and a collaborative approach, with the ability to work effectively in cross-functional teams and contribute to a supportive engineering culture.
  • Security & Compliance Awareness: A proactive approach to implementing security best practices and ensuring compliance throughout the software development lifecycle.
  • Language Skills: Fluent written and spoken English.
What we offer:
  • Flexibility for Your Lifestyle: Enjoy family-friendly working hours and a generous home office policy, allowing you to stay agile and flexible in any situation.
  • Ergonomic Work Environment: For your office days, we provide ergonomic workstations that offer you a comfortable and healthy workspace.
  • Independent Work: With short decision-making paths, we enable you to work autonomously and actively contribute your ideas – we provide space for you to take on responsibility.
  • Grow with Us: Unlock your potential with numerous opportunities for growth and development, along with an annual development budget to help you achieve your professional and personal goals.
  • Team Spirit: Team spirit is important to us – we regularly host events and parties where fun is guaranteed.
  • Mobility Your Way: Whether you prefer a train ticket or parking – we support your choice of preferred mobility.
  • Stay Active: Keep fit with a discounted membership at Fitness First or Urban Sports Club, or use our in-house fitness room to stay active after work and enhance your work-life balance.
  • Secure Your Future: Think about your future – we offer subsidies for company pension plans so you can plan long-term with us.
  • Tailored Benefits: We consider your personal life situation – whether you're a parent or love to travel, we offer customized benefits to suit your lifestyle.
For us as an employer, equal opportunities and diversity are especially important. Therefore, we welcome applications from mothers, fathers, people with disabilities and people from the LGBTQIA+ community. Please feel free to let us know if, for example, you would like us to use a gender-neutral pronoun, if you need barrier-free access to our office, or if you would like us to allow more time for the application process.
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About us
You are passionate about agile work and would like to create every day differently? Then you are exactly right with us! We are auxmoney - one of the most successful Fintech companies in Germany and the largest credit marketplace in Continental Europe. Private and institutional investors invest directly in pre-approved loans via auxmoney. 
 
As a company, we combine the start-up mentality with the security of a successful Grown-Up. Together we work at our locations in Düsseldorf, Budapest and Dublin. 
 
Thanks to flat hierarchies and a diversity of creative and development opportunities, you can achieve excellent results on your own responsibility and work on exciting projects. You can simplify processes and products and thus actively shape auxmoney as a company in a sustainable manner. 
Regardless of whether you are an intern or a manager: everyone makes a valuable contribution at auxmoney. 
 
You are also welcome to visit us on our social media channels to gain a better impression of us. 
 
 Facebook auxmoney Instagram Twitter auxmoney LinkedIn auxmoney Xing auxmoney
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