Senior Software Engineer (Nodejs / Typescript)

Kainos; Birmingham; On-site; GBP 50,000 - 70,000; Full time

Job summary

Kainos is seeking passionate software developers to join a diverse and ambitious team shaping the future of technology. You’ll contribute to designing, building, testing and maintaining modern software applications while collaborating on architecture and product planning.

We value strong communication, knowledge sharing and a customer-focused mindset, with opportunities to mentor colleagues and grow within a people-first culture that celebrates creativity and collaboration.

Qualifications

• Experience designing, building, testing and maintaining modern software applications.
• Experience applying development best practices for security, scalability and performance.
• Experience contributing to architecture, estimation, product planning and user story creation.
• Experience across multiple layers of an application.
• Mentoring junior team members.

Responsibilities

• Proficient in designing, building, testing and maintaining modern software applications.
• Experience of applying development best practices and patterns in relation to security, scalability and performance.
• Contributing to technical decisions and direction in a collaborative team environment, including architecture, estimation, product planning, user story/requirement creation.
• Experience of design and development across multiple layers of an application.
• Mentoring junior team members.
• Good communication skills, with the ability to communicate issues to technical and non-technical people.
• Experience of Continuous Integration and Continuous Delivery techniques.
• Experience of debugging and troubleshooting live applications Active participation in knowledge sharing activities, both within the team and with wider non-technical audiences.
• Experience of multiple programming languages and data storage technologies.
• Experience of balancing technical decisions with user needs and commercial constraints.
• Knowledge of public cloud platforms, such as AWS and Azure, including SaaS and PaaS offerings.

Skills

Software design

Security best practices

Scalability and performance

Team mentoring

Multi-layer architecture

Job description

Responsibilities

• Proficient in designing, building, testing and maintaining modern software applications


• Experience of applying development best practices and patterns in relation to security, scalability and performance


• Contributing to technical decisions and direction in a collaborative team environment, including architecture, estimation, product planning, user story/requirement creation.


• Experience of design and development across multiple layers of an application


• Mentoring junior team members

Desirable

• Good communication skills, with the ability to communicate issues to technical and non-technical people.


• Experience of Continuous Integration and Continuous Delivery techniques


• Experience of debugging and troubleshooting live applications Active participation in knowledge sharing activities, both within the team and with wider non-technical audiences


• Experience of multiple programming languages and data storage technologies


• Experience of balancing technical decisions with user needs and commercial constraints


• Knowledge of public cloud platforms, such as AWS and Azure, including SaaS and PaaS offerings

Company Culture

Embracing our differences At Kainos, we believe in the power of diversity, equity and inclusion. We are committed to building a team that is as diverse as the world we live in, where everyone is valued, respected, and given an equal chance to thrive. We actively seek out talented people from all backgrounds, regardless of age, race, ethnicity, gender, sexual orientation, religion, disability, or any other characteristic that makes them who they are. We also believe every candidate deserves a level playing field. Our friendly talent acquisition team is here to support you every step of the way, so if you require any accommodations or adjustments, we encourage you to reach out.

Join Kainos and Shape the Future

At Kainos, we're problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether we're transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture , where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, you'll be part of a diverse, ambitious team that celebrates creativity and collaboration. Ready to make your mark? Join us and be part of something bigger.