Senior Software Engineer

Interact Software

Senior Software Engineer at Interact providing enterprise-grade software solutions. Leading projects and mentoring junior engineers with a focus on high-quality software development.

Posted 5/21/2026full-timeManchester • 🇬🇧 United KingdomSeniorWebsite

Tech Stack

Tools & technologies

ASP.NETDockerJavaScript.NETNode.jsReactSQL

About the role

Key responsibilities & impact

Design and develop high-quality software solutions using our tech stack, including C#, ASP.NET, ReactJS, Node.js, and SQL Server.
Lead and participate in architectural discussions and decision-making processes to shape the future of our applications.
Implement and enforce best practices in software development, including SOLID principles and design patterns.
Optimize application performance, ensuring scalability and reliability for high-volume queries and transactions.
Conduct code reviews (face-to-face or via pull requests), providing constructive feedback to improve code quality and maintain coding standards.
Mentor and guide junior and mid-level engineers, fostering professional growth and knowledge sharing.
Collaborate closely with other teams, including UX/UI Designers, Test Automation Engineers, and DevOps, to deliver cohesive and user-centric solutions.
Develop and maintain unit and automated tests using Playwright to ensure the highest software quality.
Manage source code effectively using Git tools.
Utilize CI/CD pipelines with TeamCity and Octopus Deploy to streamline the deployment process.
Troubleshoot and resolve complex technical issues, applying critical thinking and problem-solving skills.
Stay updated with emerging technologies and industry trends, evaluating their potential integration into our tech stack.
Contribute to the continuous improvement of development processes and workflows.
Ensure security best practices, collaborating with security teams to safeguard applications.

Requirements

What you’ll need

Minimum 5+ years of professional experience in software development, with a focus on API first backends, ASP.Net and ReactJS frontends.
Proven experience in developing engaging, scalable, high-performance, high-transactional Web UI and APIs.
Extensive experience with C#, ASP.NET, and .NET frameworks.
Strong proficiency in ReactJS and Node.js for frontend development.
Experience with SQL Server, including T-SQL, Stored procedures, and SQL Transactions.
Familiarity with Docker containers and container orchestration.
Experience working in an Agile/Scrum development environment.
Demonstrated ability to support the Team Leadership (Product, Delivery and Engineering Managers), as well as collaborate effectively with other teams.

Benefits

Comp & perks

- 25 days annual leave (with the option to buy and sell additional days)
- Cycle to work scheme
- Access to Learning & Development platform
- ‎Life Insurance
- Auto Enrolment Pensions
- ‎Healthshield (Cashback on dental check-ups and fillings, eye tests, physiotherapy, prescriptions and much more
- Reimburse for usage of personal mobile phone
- ‎Free Gym membership and Free Friday lunch for office based staff

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#ASP.NETReactJSNode.jsSQL ServerT-SQLStored proceduresSQL TransactionsSOLID principlesDesign patterns

Soft Skills

MentoringCollaborationCritical thinkingProblem-solvingLeadershipCommunicationFeedbackKnowledge sharingContinuous improvementAdaptability