At a Glance
- Tasks: Develop and maintain cutting-edge trading systems using C# and cloud technologies.
- Company: Join a global leader in financial services technology with a vibrant engineering hub in Belfast.
- Benefits: Enjoy competitive salary, private healthcare, and a learning budget for personal growth.
- Other info: Hybrid work model with excellent career growth opportunities and a supportive, inclusive culture.
- Why this job: Make a real impact on next-gen trading platforms while working in a modern tech environment.
- Qualifications: Strong C# skills and experience with cloud technologies like AWS or Azure.
The predicted salary is between 40000 - 50000 € per year.
.Net Software Developers (Mid-Level)
Location: Belfast (Hybrid) | Type: Full-Time | Permanent
MCS Group is delighted to be working with a global market leader in financial services technology that is building one of the largest and most advanced engineering hubs in Belfast. MCS have helped this company hire over 150 people and they are a core delivery hub working on business-critical trading and data platforms used across the globe.
As part of a major technology growth programme, the Belfast office is hiring mid level .NET Software Developers to shape next-generation trading systems and deliver large-scale engineering solutions.
What you'll do
- Develop, enhance, and maintain complex systems using C# (.NET Core) and SQL
- Build scalable, cloud-native solutions on AWS
- Collaborate closely with Architects and QA Engineers to ensure robust, testable, and high-quality delivery
- Take part in architectural discussions and CI/CD pipelines
- Mentor teammates, contribute to code reviews, and promote engineering best practices
What we're looking for
- Strong hands-on experience in C# (.NET Core)
- Knowledge of modern frontend frameworks (ideally React)
- Proficiency with Microsoft SQL Server or similar databases
- Experience with cloud technologies like AWS or Azure
- Agile mindset with experience working in collaborative teams
- Financial services knowledge is beneficial but not essential
Why this opportunity is different
- Impactful engineering: Belfast engineers aren't just maintaining systems - they own delivery of trading platforms, low-latency pipelines, and global data infrastructure.
- Modern practices: CI/CD, AWS-first, containerised deployments, cross-functional squads, and a brand-new strategic partnership with AWS.
- Career growth: Structured career paths into architecture, leadership, and platform ownership.
- Scale & stability: The speed and autonomy of a modern tech hub with the security of a global business.
- Strategic investment: Following recent acquisitions, Belfast is central to delivering next-generation trading solutions.
What to expect working here
- Hybrid working model - 3 days onsite in Belfast
- Competitive salary + annual performance bonus
- Private healthcare and enhanced pension
- Global exposure - work with teams in London, Paris, New York
- Learning budget, training, and mentorship opportunities
- Inclusive, innovative culture with low attrition
To speak in absolute confidence about this opportunity, please send an up to date CV via the link provided or contact Matthew Rainey at m.rain. Even if this position is not right for you, we may have others that are. Please visit MCS Group to view a wide selection of our current and exclusive roles.
MCS Group is committed to Equality, Diversity, and Inclusion for all, being the first recruitment agency in NI to achieve Bronze Diversity Mark accreditation. If you have a disability which means you require a reasonable adjustment to be considered at any stage of the recruitment process, please contact us and we will endeavour to facilitate the request.
Not all agencies are the same. MCS Group are passionate about providing a first-class service to all our customers and have an independent review rating of 4.9 stars on Google.
Mid level c# Software Developer JBLE1_NI in Belfast employer: MCS Group
Join a global leader in financial services technology, where as a Mid-Level C# Software Developer in Belfast, you'll have the opportunity to shape next-generation trading systems and work on impactful engineering projects. Enjoy a hybrid working model, competitive salary with performance bonuses, and a culture that prioritises inclusivity and innovation, alongside structured career growth opportunities and global exposure through collaboration with teams across major cities.
StudySmarter Expert Advice🤫
We think this is how you could land Mid level c# Software Developer JBLE1_NI in Belfast
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech industry, especially those who work in financial services. A friendly chat can lead to insider info about job openings or even referrals that could give you an edge.
✨Tip Number 2
Show off your skills! Create a GitHub profile or personal website showcasing your projects, especially those using C# and .NET Core. This gives potential employers a taste of what you can do beyond your CV.
✨Tip Number 3
Prepare for interviews by brushing up on common technical questions related to C# and cloud technologies like AWS. Practising coding challenges can also help you feel more confident when it’s time to shine.
✨Tip Number 4
Don’t forget to apply through our website! We’ve got a range of exciting roles, and applying directly can sometimes put you ahead of the crowd. Plus, it shows you’re genuinely interested in joining our team!
We think you need these skills to ace Mid level c# Software Developer JBLE1_NI in Belfast
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your experience with C# (.NET Core) and any cloud technologies like AWS. We want to see how your skills match what we're looking for, so don’t be shy about showcasing relevant projects!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re excited about this role and how your background fits into our mission at StudySmarter. Keep it engaging and personal – we love a good story!
Show Off Your Team Spirit:We value collaboration, so mention any experiences where you’ve worked closely with others, especially in Agile environments. Highlighting your teamwork skills can really set you apart from the crowd!
Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it gives you a chance to explore more about what we do!
How to prepare for a job interview at MCS Group
✨Know Your Tech Stack
Make sure you brush up on your C# (.NET Core) skills and be ready to discuss your experience with SQL and cloud technologies like AWS. Be prepared to share specific examples of projects where you've used these technologies, as this will show your hands-on experience.
✨Showcase Your Collaboration Skills
Since the role involves working closely with Architects and QA Engineers, highlight your teamwork experiences. Think of instances where you contributed to architectural discussions or participated in code reviews, and be ready to explain how you promote engineering best practices.
✨Understand the Business Context
Familiarise yourself with the financial services sector, even if it's not essential. Understanding the impact of your work on trading platforms and data infrastructure can set you apart. Research the company’s recent acquisitions and their strategic goals to demonstrate your interest.
✨Prepare for Behavioural Questions
Expect questions about your agile mindset and how you handle challenges in collaborative environments. Use the STAR method (Situation, Task, Action, Result) to structure your answers, showcasing your problem-solving skills and adaptability in a fast-paced setting.
