Lead Backend Developer - (.Net)

Lead Backend Engineer

WHAT MAKES US, US

Join some of the most innovative thinkers in Fin

Tech as we lead the evolution of financial technology. If you are an innovative, curious, collaborative person who embraces challenges and wants to grow, learn and pursue outcomes with our prestigious financial clients, say Hello to Sim

Corp!

At its foundation, Sim

Corp is guided by our values — caring, customer success-driven, collaborative, curious, and courageous. Our people-centered organization focuses on skills development, relationship building, and client success. We take pride in cultivating an environment where all team members can grow, feel heard, valued, and empowered.

If you like what we’re saying, keep reading!

WHY THIS ROLE IS IMPORTANT TO US

As a Lead Backend Engineer, you will play a key role in driving technical excellence and leading backend development within your team. You will work across all stages of the development lifecycle—designing, coding, testing, reviewing, and deploying solutions—while mentoring team members and influencing technical strategy.

You will leverage your expertise in .NET technologies, databases, and the Azure cloud ecosystem to build scalable, high-performance solutions that power business-critical applications. This role requires a strong mix of hands-on engineering, architectural thinking, and leadership to ensure both immediate delivery and long-term sustainability.

WHAT WILL YOU BE RESPONSIBLE FOR

• Apply engineering expertise across all phases of the development lifecycle: requirements review, design, implementation, code reviews, and automated testing.

• Work closely with product owners, architects, and stakeholders to translate business needs into scalable technical solutions.

• Establish and continuously improve engineering excellence practices (coding standards, testing strategies, CI/CD pipelines).

• Drive the development of new backend features and system enhancements using .NET, databases, and Azure technologies.

• Ensure code quality through refactoring, automated testing, and peer reviews.

• Lead adoption of best practices in cloud-native development, security, and scalability on Azure.

• Research and evaluate tools, frameworks, and approaches to support future innovations.

• Collaborate within a scrum team to consistently deliver on sprint commitments and meet the Definition of Done.

• Act as a mentor and role model, raising technical capabilities across the engineering team.

WHAT WE VALUE

Essential (Need to Have)

• 7+ years of hands-on experience with .NET technologies (C#, Microsoft .NET).

• Proven experience building REST APIs with .NET (OData experience preferred).

• Strong working knowledge of Azure cloud services, including:

• Azure App Services / Azure Functions

• Azure API Management

• Azure Dev

Ops (Pipelines, Repos, Boards)

• Azure Service Bus / Event Grid

• etc

• Strong database expertise:

• Proficiency with SQL Server (design, optimization, indexing, performance tuning).

• Understanding of data modeling, normalization/denormalization, and query optimization.

• Experience with database versioning/migrations.

• Proficient understanding of design patterns and principles (OOP, GoF, SOLID).

• Strong background in software development practices such as TDD, BDD.

• Hands-on experience with peer code reviews and code quality tools (e.g., Sonar

Qube).

• Proficiency in CI/CD pipelines and deep understanding of Dev

Ops practices.

• Strong fundamentals in software testing methodologies and automation frameworks.

• Experience with Git and collaborative workflows (feature branching, pull requests).

• Solid experience in Agile/Scrum environment.

• Excellent problem-solving skills with the ability to make sound architectural and technical decisions.

Desirable (Nice to Have)

• Experience with Java

Script/Type

Script frameworks (Angular, Node.js).

• Familiarity with containerization and orchestration technologies (Docker, Kubernetes).

• Knowledge of data warehousing concepts and ETL/ELT pipelines (e.g., Azure Data Factory, Synapse).

• Experience with monitoring and observability tools (e.g., Application Insights, Grafana, Prometheus).

• Exposure to event-driven architectures and microservices with distributed databases.

Personal Competencies

• Comfortable working in an international, multicultural environment.

• Positive, constructive mindset—you bring energy, collaboration, and positive vibes to your team.

• Strong sense of responsibility for both technical quality and a healthy team culture.

• Excellent communication skills with fluency in English (speaking and writing).

• Natural leadership skills: able to inspire, mentor, and guide engineers while remaining hands-on.

BENEFITS

• Global hybrid work policy - We ask you to work 2 days a week from the office. If you choose you can work remotely the other days. Of course you are welcome at the office if that is your preference.

• Growth and innovation - Every 6th sprint is reserved for planning and innovation. So, with regular intervals you have a chance to explore and learn new skills or improve something that you believe will be beneficial to you, your team or the application.

• Self-Direction - High degree of self-organization. Each team and developer have a high degree of freedom to plan, organize and design their work.

• Inclusive and diverse company culture

• Work-life balance – We believe that an equilibrium between professional responsibilities makes us all the best version of ourselves, both in private life and as colleagues in the workplace

• Empowerment – We believe that all voices are valuable and must be heard. You will be involved in shaping our work processes

NEXT STEPS

Please send us your application in English via our career site as soon as possible, we process incoming applications continually. Please note that only applications sent through our system will be processed. At Sim

Corp, we recognize that bias can unintentionally occur in the recruitment process. To uphold fairness and equal opportunities for all applicants, we kindly ask you to exclude personal data such as photo, age, or any non-professional information from your application. Thank you for aiding us in our endeavor to mitigate biases in our recruitment process.

If you are interested in being a part of Sim

Corp but are not sure this role is suitable, submit your CV anyway. Sim

Corp is on an exciting growth journey, and our Talent Acquisition Team is ready to assist you discover the right role for you. The approximate time to consider your CV is three weeks.

We are eager to continually improve our talent acquisition process and make everyone’s experience positive and valuable. Therefore, during the process we will ask you to provide your feedback, which is highly appreciated.

WHO WE ARE

For over 50 years, we have worked closely with investment and asset managers to become the world’s leading provider of integrated investment management solutions. We are 3,000+ colleagues with a broad range of nationalities, educations, professional experiences, ages, and backgrounds in general.   

Sim

Corp is an independent subsidiary of the Deutsche Börse Group. Following the recent merger with Axioma, we leverage the combined strength of our brands to provide an industry-leading, full, front-to-back offering for our clients.  

Sim

Corp is an equal opportunity employer and welcome applicants from all backgrounds, without regard to race, gender, age, disability, or any other protected status under applicable law. We are committed to building a culture where diverse perspectives and expertise are integrated into our everyday work. We believe in the continual growth and development of our employees, so that we can provide best-in-class solutions to our clients.  

#Li-Hybrid