Tech Lead: Javascript Developer MMH260421-1

Role Purpose

The Senior Java / Angular Engineer is responsible for applying deep technical expertise to design, build, and evolve modern, service-based applications that reduce platform coupling and enable scalable, modular integration across the enterprise. The role focuses on delivering high-quality front-end and back-end solutions using Angular, Java, and associated cloud-native technologies.

This position plays a critical role in shaping solution design, influencing architectural direction, and contributing to the long-term evolution of Momentum’s technology landscape. The incumbent is expected to operate across the full software development lifecycle, combining hands-on delivery with thoughtful technical leadership and collaboration across business and technology teams.

Requirements

Education

• Bachelor’s or Master’s degree in Computer Science, Information Systems, or a related discipline, or equivalent experience gained within the financial services sector.
• Minimum of 8 years’ professional experience in Java and JavaScript development within financial services, investment platforms, or comparable regulated environments.
• Proven experience designing and delivering enterprise-grade applications across front-end and back-end layers.
• Exposure to modern integration patterns and service-oriented or microservices-based architectures.

Certifications

• Relevant Java and/or JavaScript certifications are advantageous.

Technical Expertise

The role requires strong practical capability across modern application development and cloud-native technologies, including:

• Web technologies: HTML, CSS, JavaScript, HTTP/HTTPS protocols
• Component-based frontend frameworks, such as Angular or React.
• Backend NodeJS frameworks such as Express
• Java frameworks such as Spring
• Relational databases and SQL
• Containerisation and orchestration (e.g. Docker)
• Source control using Git
• Unit testing frameworks (Jest, JUnit, Mockito)
• Openness and interest in AI-assisted tools such as Github CoPilot and Claude Code.

Duties and Responsibilities

Software Design & Development

• Design, implement, and maintain high-quality Java and Angular applications across front-end and back-end layers.
• Apply appropriate architectural and design patterns to deliver scalable, maintainable solutions.
• Integrate developed components into fully functioning systems aligned to enterprise standards.
• Ensure solutions meet functional and non-functional requirements, including performance, security, and resilience.

Engineering Quality & Verification

• Define and uphold unit and integration testing strategies to ensure solution correctness and stability.
• Maintain strong coding standards with emphasis on clarity, maintainability, and testability.
• Troubleshoot, diagnose, and resolve application defects and system issues.
• Actively incorporate user feedback and operational insights to improve solution robustness over time.

Architecture, Design & Standards

• Produce and maintain technical design artefacts and architectural documentation.
• Participate in solution and architectural design sessions, contributing informed technical perspectives.
• Interpret and apply UML artefacts and design models.
• Support alignment to agreed architectural principles, frameworks, and technical standards.
• Reinforce development guidelines, best practices, and engineering standards across the team.

Platform Evolution & Innovation

• Analyse trends, platform metrics, and system behaviour to inform optimisation initiatives.
• Design and propose improvements that address key business challenges and support strategic objectives.
• Stay current with emerging technologies, tooling, and industry practices relevant to digital and financial platforms.
• Explore and propose innovative approaches to meet evolving client and business needs.

Stakeholder Engagement & Collaboration

• Communicate technical options, constraints, and trade-offs clearly to business and technical stakeholders.
• Work collaboratively across teams to support effective delivery and system integration.
• Support shared ownership of outcomes and contribute positively to team dynamics.

Operational Support & Risk Management

• Provide support for production systems, including enhancements and defect remediation.
• Identify technical and delivery risks early and escalate appropriately.
• Ensure adherence to security principles, compliance obligations, and operational controls.
• Contribute to technology roadmaps and support alignment with broader IT strategies.

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