537 Lead Developer jobs in Singapore

Responsibilities
Lead full-stack software development, including architecture design, front-end and back-end implementation, testing, and deployment.
Design and implement robust back-end logic, services, and database integration using Python (Django, Flask, FastAPI), SQL databases, and related technologies.
Integrate front-end and back-end components with Zael’s data sources and APIs, ensuring seamless functionality and high performance.
Ensure cross-platform compatibility and responsiveness of applications.
Ensure the security, scalability, and reliability of all software solutions.
Collaborate closely with product managers, UI/UX designers, and the engineering team to define and implement intuitive and efficient user experiences.
Mentor and guide software development team members, promoting best practices, continuous improvement, and high-quality standards.
Requirements
Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field.
Proven experience (3+ years) in full-stack development with proficiency in modern frameworks and languages (e.g., React, Angular, Node.js, Python, Java).
Strong understanding of cloud platforms (e.g., AWS) and containerisation technologies (e.g., Docker).
Solid experience in software architecture, database design, and API development.
Excellent leadership, communication, and problem-solving skills.
Experience or interest in the maritime sector or related fields is beneficial but not required.
#J-18808-Ljbffr

Join to apply for the
Lead Developer
role at
Thoughtworks
Get AI-powered advice on this job and more exclusive features.
Right to work : Thoughtworks Singapore will be shortlisting applicants who have a current right to work in Singapore i.e. Singapore Citizens and Singapore Permanent Residents only.
Overview
Lead Developers act as the primary point of contact for our clients, ensuring that teams are successful in their delivery. In this role, you will bring a strategic mindset to projects and spend time collaborating and negotiating with clients to bring a technical vision to life. Having a balance of high-level and tactical mindsets is a must, as you will spend time both with clients and your teammates.
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. Lead Developers guide and coach their teams in their implementation and application.
Job responsibilities
You will champion and adopt best practices like writing clean and reusable code using TDD, pair programming and design patterns.
You will oversee or take part in the entire cycle of software consulting and delivery from ideation to evolution in production and everything in between.
You will use and advocate for continuous delivery practices to deliver high-quality software as well as value to end customers as early as possible.
You will design solutions and choose technologies that solve clients’ problems while working within constraints and make pragmatic tradeoffs.
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 wayYou will apply the latest technology thinking from our Technology Radar to solve client problems.
You will apply a variety of languages and tools to your work and continue to code alongside Developers; you will not be post-technical in this role.
You will efficiently utilize and champion DevSecOps tools and practices to build and deploy software, advocating devops culture and shifting security left in development.
You will cultivate Thoughtworker growth and development by encouraging feedback and fostering an inclusive, supportive team culture.
Job Qualifications
Technical Skills
You are well-versed in two or more languages (Java, JavaScript, TypeScript, React.js, Node.js etc ) and are comfortable with the latest Object-Oriented technology.
You have led software development teams using Agile, Lean and/or Continuous.
Knowledge of delivery approaches such as TDD, continuous integration, pairing and infrastructure automation.
Bonus points if you have knowledge of cloud and infrastructure/Devops technology such as AWS/GCP/Azure, Docker, Kubernetes or Terraform.
You enjoy continuously learning and improving, whether it is through functional programming paradigms, event driven architecture, platform engineering or others.
Professional Skills
You have experience influencing others and always advocate for technical excellence while being open to change when needed.
You bridge product and technology by helping to translate business needs to software requirements.
You have the ability to develop and execute a technical vision with a focus on business value.
You will act as a mentor for less experienced peers through both your technical knowledge and ability to inspire a team to deliver extraordinary impact together.
You’re resilient in ambiguous situations and can approach challenges from multiple perspectives.
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.
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.
See here our AI policy.
Seniority level
Not Applicable
Employment type
Full-time
Job function
Information Technology
Industries
Software Development and IT Services and IT Consulting
#J-18808-Ljbffr

Responsibilities:

• Lead full-stack software development, including architecture design, front-end and back-end implementation, testing, and deployment.
• Develop front-end architecture and user interfaces utilising modern technologies such as React, HTML5, CSS, and JavaScript.
• Design and implement robust back-end logic, services, and database integration using Python (Django, Flask, FastAPI), SQL databases, and related technologies.
• Integrate front-end and back-end components with Zael’s data sources and APIs, ensuring seamless functionality and high performance.
• Ensure cross-platform compatibility and responsiveness of applications.
• Ensure the security, scalability, and reliability of all software solutions.
• Collaborate closely with product managers, UI/UX designers, and the engineering team to define and implement intuitive and efficient user experiences.
• Mentor and guide software development team members, promoting best practices, continuous improvement, and high-quality standards.

Requirement:

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
• Proven experience (3+ years) in full-stack development with proficiency in modern frameworks and languages (e.g., React, Angular, Node.js, Python, Java)
• Strong understanding of cloud platforms (e.g., AWS) and containerisation technologies (e.g., Docker).
• Solid experience in software architecture, database design, and API development.
• Excellent leadership, communication, and problem-solving skills.
• Experience or interest in the maritime sector or related fields is beneficial but not required.

Other Information:

• Location: Jurong East
• 5 days work week

We are seeking an experienced Project Engineer to join our team and contribute to our continued success. The Project Engineer will oversee various projects from conception to completion, collaborating with cross-functional teams to ensure timely delivery within scope and quality standards.

• Implement Business Intelligence solutions
• Integrate cloud-based software applications
• Work closely with Sales consultants to understand client requirements
• Provide business process consulting and system implementation guidance
• Conduct site assessments and advise on infrastructure requirements
• Support software integration, customization, and configuration
• Develop relationships with clients during project implementation
• Create project documentation
• Monitor progress and provide regular updates
• Perform system training and support
• Stay up-to-date with industry trends and product developments
• Apply analytical thinking to resolve complex challenges
• Collaborate with internal stakeholders to achieve business objectives
• Support administrative tasks and maintain accurate records

We are seeking an experienced and versatile SAP BTP Lead Developer to provide technical leadership, define the architectural roadmap, and drive the design, development, and support of scalable, secure cloud-native and side-by-side extension applications on the SAP Business Technology Platform (BTP) . This role requires deep technical expertise in SAP BTP , ABAP on HANA , and hands-on experience with S/4HANA RISE and S/4HANA GROW transformations, with a focus on ensuring a clean core architecture. The role involves leading technical teams, performing custom code remediation, managing integration, and providing technical support and operational oversight for SAP S/4HANA landscapes.

• Lead and mentor a cross-functional team of SAP developers (BTP, ABAP, integration).
• Define the technical/architectural roadmap for SAP S/4HANA GROW and RISE installations.
• Conduct code reviews, design validations, and architecture risk assessments.
• Coordinate delivery timelines, sprint planning, and technical upskilling.
• Serve as a trusted advisor on all technological aspects of SAP S/4HANA conversions and upgrades.

• Design and build secure, scalable, cloud-native applications using SAPUI5/Fiori , (CAP) , and SAP BTP Cloud Foundry .
• Implement secure and scalable backend services using the Cloud Application Programming Model (CAP) or ABAP RESTful Application Programming Model (RAP) , integrating with on-premise or cloud S/4HANA.
• Manage and utilize key BTP services such as XSUAA , Destinations , Workflow , Business Rules , Launchpad , Integration Suite (Cloud Integration, API Management), SAP HANA Cloud , and Business Application Studio .
• Develop scalable and resilient cloud architectures on SAP BTP, integrating with SAP S/4HANA, SuccessFactors, and third-party applications.

• Lead and guide the shift to clean core principles, primarily using side-by-side extensions on BTP .
• Perform custom code analysis and remediation using tools like ATC (ABAP Test Cockpit), Readiness Check , and CVI .
• Develop and optimize ABAP code using CDS views , AMDPs , OData , BOPF , and RAP .
• Collaborate with functional teams to modernize legacy enhancements and Z-programs during S/4HANA upgrades/migrations.
• Build custom reports, interfaces, enhancements, and workflows.
• Possess strong functional integration command over modules like HR ABAP (infotypes, payroll, time management), FI (FICO) , and SD (sales order, billing, pricing) processes.

• Provide technical support and monitoring for SAP S/4HANA GROW and RISE environments and integrations.
• Configure, enhance, and upgrade SAP S/4HANA applications.
• Handle day-to-day support tasks including problem resolution, configuration changes, production support, and documenting.
• Implement and manage security best practices on BTP, including data protection, authentication, and authorization.
• Lead IAS (Identity Authentication Service) and IPS (Identity Provisioning Service) migrations and integrations, and manage roles, authorizations, and access control across multi-cloud and hybrid environments.
• Provide expertise in user provisioning and Single Sign-On (SSO) configurations.

• Bachelor's/Master's degree in Computer Science, Engineering, or a related discipline.
• 8+ years of SAP development experience .
• 3+ years in SAP BTP (Cloud Foundry) experience.
• Strong background in ABAP on HANA development.
• Deep working knowledge of HR ABAP , FI , and SD modules.
• Hands-on experience with SAPUI5/Fiori , , Java (CAP) , and RAP .
• Proven experience in custom code adaptation for S/4HANA RISE and working experience with S/4HANA GROW and RISE landscapes.
• Experience in SAP security concepts .
• Experience with at least one GROW and one RISE with SAP implementation project .
• Familiarity with DevOps ( Git , CI/CD ), agile methodologies, and secure cloud development.
• Excellent communication, leadership skills, and the ability to convey complex technical principles to non-technical audiences.

Certifications:

• SAP BTP Certification is a plus.
• Relevant certifications in security and cloud architecture (e.g., SAP Certified Technology Specialist – SAP BTP, SAP Certified Application Associate).

Key Responsibilities

• Design high-quality integration solutions using webMethods Service Bus, webMethods Integration Product, and related tools.
• Contribute to the efficiency and effectiveness of company operations through robust solution architecture.
• Utilize expertise in integration tools and applications such as Data Stream, MuleSoft, SAP, and others as required.
• Apply industry-standard design patterns for optimal solution development and implementation.

Qualifications

• Candidates should have 6–8 years of experience for Senior Developer roles or 12–15 years for Architect positions in integration architecture and development.
• Strong technical expertise is required in webMethods Service Bus, webMethods Integration Product, Integration and B2B, webMethods MFT, Design Patterns, SQL, Data Stream, MuleSoft, and SAP.
• Additional familiarity with tools and technologies such as PL/SQL, Java, SFTP, webMethods EDA, JSON, WSDL, SOAP, XSLT, Xquery, webMethods SOA Stack, HTTPS, XML, webMethods Adapters, REST API, Kubernetes, YAML, Docker Container, Data Integration, DevOps, SVN, GITHUB, Streamsets, API and IoT is desirable.
• Candidates should also have a strong understanding of various integration tools and applications and be available for day shift work.

#LI-AL1

*About Certis *

Certis is a leading outsourced services partner that designs, builds, and operates smart, integrated solutions across security, facilities management, and customer experience. Headquartered in Singapore with a growing presence in Australia and Qatar, we harness the power of technology—from AI to Robotics—to deliver critical services that protect lives and enable communities to thrive.

At Certis, your work has purpose. You'll be part of a mission that goes beyond operations—shaping safer, smarter, and better outcomes for people and businesses. We offer diverse career pathways, invest in your growth, and empower you to make a meaningful difference.

*Life at Certis *

• Power a Smarter, Safer World with Tech: We build purposeful solutions that serve, protect, and empower - driven by trust, powered by people.
• Shape the Future: Take charge of your development and offering diverse opportunities across roles, borders, and technologies. Work alongside leaders who invest in your potential, and a culture that will take you further.
• Where Purpose Meets Possibility: From safeguarding communities to shaping smarter, more sustainable futures, we're committed to creating long-term value, not just for our customers, but for society and the environment.

*Duties & Responsibilities *

• Lead and mentor a cross-functional team of SAP developers across BTP, ABAP, and integration projects, fostering technical excellence and growth.
• Conduct code reviews, design validations, architecture risk assessments, and guide adoption of clean core principles with side-by-side BTP extensions.
• Design and build cloud-native applications using SAPUI5/Fiori, (CAP), and SAP BTP Cloud Foundry, integrating with on-premise or cloud S/4HANA systems.
• Implement secure, scalable backend services with CAP or RAP, leveraging BTP services including XSUAA, Destinations, Workflow, Business Rules, Launchpad, and Integration Suite.
• Optimize and develop code using CDS views, AMDPs, OData, BOPF, RAP, and module-specific HR ABAP, FI, and SD objects.
• Drive modernization of legacy enhancements, Z-programs, custom reports, interfaces, and workflows, ensuring S/4HANA RISE readiness and compliance.
• Oversee technical delivery planning, sprint coordination, and team upskilling while collaborating with functional teams to translate business needs into technical solutions.
• Perform custom code analysis and remediation using tools such as ATC, Readiness Check, and CVI.

*Skills & Experience *

• Bachelor's or Master's degree in Computer Science, Engineering, or related discipline.
• 8+ years of SAP development experience, including 3+ years hands-on with SAP BTP (Cloud Foundry).
• Strong ABAP on HANA expertise with deep module knowledge in HR, FI, and SD, and experience in SAPUI5/Fiori, , Java (CAP), and RAP.
• Proven experience in S/4HANA RISE custom code adaptation, cloud-native app development, and integration with SAP and third-party systems.
• Hands-on experience with SAP BTP services (XSUAA, Destinations, Workflow, Integration Suite), SAP Build tools, Event Mesh, and multi-tenant architectures.
• Familiarity with DevOps practices (Git, CI/CD), agile methodologies, and secure cloud development.
• Strong leadership, communication, and stakeholder management skills, with the ability to guide cross-functional teams and influence technical strategy.
• SAP certifications in BTP, ABAP for HANA, or RISE with SAP are highly desirable; knowledge of SAP Cloud ALM and Business Application Studio is a plus.

*Recognition & Reward *

• Be part of a purpose-driven, values-led workplace that fosters collaboration, respect, and a culture of continuous growth.
• Enjoy a competitive remuneration package with performance-based incentives and eligibility for annual bonuses.
• Benefit from comprehensive medical and dental coverage, along with holistic wellness initiatives and dedicated mental health support.

You will lead the development of core algorithms for chatbot systems. Key responsibilities include:

1. Prompt engineering and response optimization
2. Supervised fine-tuning (SFT) and alignment of Large Language Models (LLMs)
3. Multi-turn dialogue context modeling and state tracking
4. Agentic dialogue systems driven by workflow execution
5. Retrieval-Augmented Generation (RAG) for Question Answering
6. Reward model design and strategy optimization via reinforcement learning
7. Agent framework design and implementation

This role requires strong communication skills and the ability to work in a cross-functional team.

• Bachelor's degree or above in Computer Science, or related fields
• Minimum 2 years experience in Chatbot Systems
• Familiar with mainstream LLM models
• Proficient in at least one programming language (e.g., Python)
• Experience with deep learning frameworks (e.g., PyTorch)

A challenging and rewarding role with opportunities for growth and development.