Full Stack Developer (Hybrid/Remote)

Full Stack Developer (Hybrid/Remote)

Full-Time 60000 - 80000 € / year (est.) Home office possible
Addition+

At a Glance

  • Tasks: Own and develop a critical platform in telecoms and compliance technology.
  • Company: Join a dynamic team at the forefront of secure business messaging.
  • Benefits: Competitive salary, remote work flexibility, and genuine ownership of projects.
  • Other info: Agile environment with opportunities for career growth and influence.
  • Why this job: Make a real impact while working with cutting-edge tech and AI.
  • Qualifications: Experience in full-stack development and strong backend engineering skills.

The predicted salary is between 60000 - 80000 € per year.

Join a specialist platform operating at the heart of telecoms, compliance, and secure business messaging. This is a senior, hands-on role where you’ll take real ownership of a product that underpins trust, validation, and risk decisioning at scale.

Role Overview:

  • Location: Remote (UK-based)
  • Package: Competitive salary + benefits
  • Industry: Telecoms / SaaS / Compliance Technology

What You’ll Be Doing:

  • Owning the platform end-to-end, from architecture through to delivery
  • Designing and building scalable backend services and APIs
  • Enhancing and maintaining modern frontend applications
  • Defining data models and implementing decisioning logic
  • Improving system performance, reliability, and observability
  • Driving automation across CI/CD, testing, and deployment workflows
  • Collaborating with leadership to shape technical direction and roadmap
  • Ensuring systems meet high standards for security, auditability, and compliance

Main Skills Needed:

  • Strong background in building and running production-grade systems
  • Solid backend engineering expertise and API design experience
  • Good understanding of relational databases and data modelling
  • Experience working in regulated or audit-heavy environments
  • Full stack capability across frontend, backend, and database layers
  • Knowledge of secure integrations, authentication, and access control
  • Familiarity with workflow-driven systems and decisioning logic
  • Ability to work across multiple technologies (e.g. Elixir, Node.js frameworks, React-based frontends, PostgreSQL, AWS)
  • Experience or interest in AI-assisted development and code validation

What’s in It for You:

  • Genuine ownership of a critical, high-impact platform
  • Opportunity to influence architecture and technical direction
  • Work on products supporting telecom operators and global partners
  • Exposure to a unique blend of telecoms, cloud, and applied AI
  • Small, agile team with fast decision-making and visible impact
  • Remote-first working with flexibility and autonomy
  • A culture built on clarity, accountability, and long-term thinking

If you’re nodding along, let’s take the next step.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

By applying you are confirming you are happy to be added to the Addition Solutions mailing list regarding future suitable positions. You can opt out of this at any time simply by contacting one of our consultants.

Full Stack Developer (Hybrid/Remote) employer: Addition+

At Addition Solutions, we pride ourselves on being an excellent employer by offering a remote-first work culture that prioritises flexibility and autonomy. Our small, agile team fosters an environment of clarity and accountability, providing genuine ownership of impactful projects in the telecoms and compliance sectors. With opportunities for professional growth and the chance to influence technical direction, we are committed to supporting our employees' development while ensuring a diverse and inclusive workplace.

Addition+

Contact Detail:

Addition+ Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Full Stack Developer (Hybrid/Remote)

Tip Number 1

Network like a pro! Reach out to your connections in the telecoms and SaaS industries. Attend meetups or webinars, and don’t be shy about asking for introductions. We all know that sometimes it’s not just what you know, but who you know!

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those involving backend services, APIs, and frontend applications. We love seeing real examples of your work, so make sure to highlight your full stack capabilities.

Tip Number 3

Prepare for the interview like it’s the final boss level! Research the company’s tech stack and be ready to discuss how your experience aligns with their needs. We want to see your passion for building scalable systems and your understanding of compliance in action.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets noticed. Plus, we’re always on the lookout for talented individuals who can take ownership of our platform and drive innovation in telecoms and compliance technology.

We think you need these skills to ace Full Stack Developer (Hybrid/Remote)

Backend Engineering
API Design
Relational Databases
Data Modelling
Full Stack Development
Secure Integrations
Authentication

Some tips for your application 🫡

Show Off Your Skills:When you're writing your application, make sure to highlight your experience with backend systems and API design. We want to see how you've tackled challenges in regulated environments, so don’t hold back!

Tailor Your Application:Take a moment to customise your application for this role. Mention specific technologies like Elixir or Node.js that you’ve worked with, and how they relate to the job description. It shows us you’re genuinely interested!

Be Clear and Concise:Keep your application straightforward and to the point. We appreciate clarity, so avoid jargon and focus on what makes you a great fit for our team. Remember, less is often more!

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity. Let’s get started!

How to prepare for a job interview at Addition+

Know Your Tech Stack

Make sure you’re well-versed in the technologies mentioned in the job description, like Elixir, Node.js, React, and PostgreSQL. Brush up on your backend engineering skills and be ready to discuss how you've built and maintained production-grade systems.

Showcase Your Problem-Solving Skills

Prepare to share specific examples of how you've tackled challenges in regulated environments. Think about times when you improved system performance or reliability, and be ready to explain your thought process and the impact of your solutions.

Demonstrate Ownership and Collaboration

This role requires taking ownership of a product, so be prepared to discuss how you've led projects from architecture to delivery. Highlight your experience collaborating with teams and leadership to shape technical direction and roadmaps.

Emphasise Security and Compliance Knowledge

Given the focus on security and compliance, be ready to talk about your understanding of secure integrations, authentication, and access control. Share any relevant experiences that demonstrate your ability to meet high standards in these areas.