Fullstack Developer (React.js, Next.js, Nest.js)
Confirmed on the employer's own hiring board on Nov 4, 2026. First seen by Alion on Nov 4, 2026. Thoughtworks scores B on the Alion truth index.
Due to the nature of the projects and specific client security clearance, this role requires the successful candidate to be a Singapore Citizen or Singapore PR.
Software Developers collaborate with Business and Quality Analysts, Designers, Project Managers and more to design software solutions that will create meaningful change for our clients. They listen thoughtfully to understand the context of a business problem and write clean and iterative code to deliver a powerful end result. By balancing strong opinions with a willingness to find the right answer, Software Developers bring integrity to technology, ensuring all voices are heard.
At Thoughtworks, we believe in going above and beyond the standard and are committed to delivering best-in-class solutions that exceed our clients' expectations. Our standard engineering and delivery practices reflect our commitment to quality, and our team is always looking to innovate and improve.
Job responsibilities
- You will learn and adopt best practices like writing clean and reusable code using TDD, pair programming and design patterns
- You will use continuous delivery practices as needed to deliver high-quality software and value to end customers
- You will work in collaborative, value-driven teams to build innovative customer experiences for our clients
- You will collaborate with a variety of teammates to build features, design concepts and interactive prototypes and ensure best practices and UX specifications are embedded along the way
- You will partner with other technologists from cross-functional teams advocating and demonstrating DevOps culture
- You will take ownership and accountability beyond individual deliverables, always pushing the envelope in order to deliver awesome results for our clients
- You will learn, digest and subsequently apply the latest technology thinking from our Technology Radar to solve client problems
Job qualifications
Technical Skills
- You have 4 years of experience in using one or more development languages (React.js, Next.js, Nest.js, etc.) with experience in Object-Oriented programming
- You can write clean, high-quality code in a variety of languages and are also able to spot (and improve) bad code
- You are familiar with Agile, Lean and/or Continuous Delivery
- You have a good awareness of TDD, continuous integration and continuous delivery approaches/tools such as Terraform, AWS, EKS, Gitlab CI
- Bonus points if you have knowledge of cloud technology such as AWS, Docker or Kubernetes
Professional Skills
- You thrive in a collaborative, non-hierarchical environment that values transparency, openness, feedback and change
- You have a passion for learning and sharing knowledge as well as a desire to create the right solutions for business problems
- You’re resilient in ambiguous situations and can approach challenges from multiple perspectives
*For candidates with less than two years of experience, please visit the Grads and career changers page on our careers site.
Other things to know
Learning & Development
There is no one-size-fits-all career path at Thoughtworks: however you want to develop your career is entirely up to you. But we also balance autonomy with the strength of our cultivation culture. This means your career is supported by interactive tools, numerous development programs and teammates who want to help you grow. We see value in helping each other be our best and that extends to empowering our employees in their career journeys.
Responsible Use of AI in Recruitment
At Thoughtworks, we use AI tools to support our recruitment team with administrative tasks such as drafting communications, scheduling interviews and writing job descriptions.
Crucially, our AI tools do not screen, assess, rank or make hiring decisions. Every application is reviewed by our team and all selection decisions are made exclusively by our interviewers and hiring managers.
We are committed to fairness and responsible AI. We actively manage our AI systems by testing, monitoring for biased outcomes and implementing mitigation measures. We hold our third-party vendors to these same high standards through a rigorous governance process. For additional information, please see our full Thoughtworks AI Policy for Recruitment.
About Thoughtworks
Thoughtworks is a dynamic and inclusive community of bright and supportive colleagues who are revolutionizing tech. As a leading technology consultancy, we’re pushing boundaries through our purposeful and impactful work. For 30+ years, we’ve delivered extraordinary impact together with our clients by helping them solve complex business problems with technology as the differentiator. Bring your brilliant expertise and commitment for continuous learning to Thoughtworks. Together, let’s be extraordinary.