Senior Backend Developer

Convene Mobility; Halmstads kommun; On-site; SEK 700,000 - 900,000; Full time

Job summary

Convene Mobility is seeking a Senior Backend Developer to build scalable backend services and APIs using .NET and C#. You will influence technical decisions and work in a collaborative team across European markets.

You should have several years of experience, strong database and software architecture understanding, and comfort working in Swedish and English. If you enjoy solving real-world problems and delivering value to customers, we'd like to hear from you.

Qualifications

• Several years of experience building and maintaining backend services and APIs.
• Solid understanding of databases and software architecture.
• Comfortable collaborating with others and contributing to team success.
• Proficient in Swedish and English communication.

Responsibilities

• Build and maintain scalable backend services and APIs.
• Influence technical decisions and drive architectural improvements.
• Collaborate with cross-functional teams to deliver value to customers.

Skills

Backend development

Databases

Software architecture

Tools

REST APIs

Git

CI/CD

Payment solutions

GitHub Copilot

Job description

At Convene Mobility, we develop innovative software, payment solutions, and self‑service kiosks for the international car rental industry. We are looking for a Senior Backend Developer who wants to build scalable solutions, influence technical decisions, and be part of a collaborative team where ideas quickly turn into action. If you are passionate about technology, quality, and continuous improvement, we would love to hear from you.

What We Offer

• A collaborative and supportive work environment.
• Short decision‑making paths and plenty of opportunity to influence.
• The chance to work on products used across multiple European markets.
• Flexibility and a healthy work‑life balance.
• Opportunities for professional growth and continuous learning.
• A culture where new ideas are welcomed and people help each other succeed.

Who You Are

You are a team player who enjoys working with others, learning new things, and contributing fresh perspectives. You are motivated by solving real‑world problems and creating solutions that deliver value to customers. You believe the best results come from collaboration, curiosity, and continuous improvement.

At Convene Mobility, we believe we are responsible for each other's success, every single day.

We are looking for someone who:

• Has several years of experience building and maintaining backend services, APIs, and integrations, preferably using Microsoft .NET and C#.
• Has a solid understanding of databases and software architecture.
• Enjoys working closely with others and contributing to the success of the team.
• Is comfortable communicating in both Swedish and English.
• Is curious, open‑minded, and eager to learn new technologies and ways of working.
• Brings new ideas and is not afraid to challenge established approaches.
• Enjoys solving complex problems and finding smarter ways of working.
• Shares knowledge openly and helps colleagues succeed.
• Takes initiative and thrives in a collaborative environment.

It is a plus if you have experience with:

• REST APIs
• Git
• CI/CD
• Payment solutions
• AI‑assisted development tools such as GitHub Copilot or similar

About the company

Convene Group consists of the companies Convene Payment, Convene Hospitality, Convene Mobility and CrediCare. We are around 150 employees across offices in Norway, Sweden, and the United Kingdom. Technology is at our core, and for more than 30 years we have been a leader in developing self‑service solutions.

Today, we deliver payment and administration services to customers in more than 14 countries and across a wide range of industries. Our solutions make it easy for our customers to get paid for their services, and we take responsibility for the follow‑up when payments are overdue – always with an ethical and professional approach.

At Convene, we believe in making everyday life simpler – for both customers and employees. As an employee with us, you will be part of an engaging and development‑oriented work environment with clear expectations, substantial autonomy, and a strong sense of security.

Our values describe how we work, make decisions, and achieve results together:

• Yes, we can: We meet challenges with a solution‑oriented mindset, take ownership, and see things through.
• Make it simpler: We challenge complexity and create smarter processes – internally and for our customers.
• Act on opportunities: When opportunities arise, we seize them. We move quickly and experiment early.
• Fail, learn, progress: We learn from what we try. Mistakes are insights, not setbacks.

Together, we create solutions that make a difference – and that push our industry forward.

Krav

• Engelska
• Svenska