Senior Full Stack Software Engineer (.NET, Angular & Cloud), London, London, United Kingdom

Senior Full Stack Software Engineer (.NET, Angular & Cloud)

Job Summary

We are seeking an experienced Senior Full Stack Software Engineer with strong expertise in Microsoft technologies, modern web development, cloud platforms, and software engineering best practices. The ideal candidate will have a proven track record of delivering scalable, secure, and high-quality applications across both backend and frontend technologies to work on-site.

You will work closely with product owners, architects, QA teams, and fellow engineers to design, develop, and support enterprise-grade solutions. The role requires a strong engineering mindset, excellent problem-solving skills, and a passion for leveraging modern development practices, including AI-assisted software development.

Required Skills & Experience

Full Stack Development

7+ years of professional software development experience demonstrating progressive growth and increasing technical responsibility.
Strong hands-on experience with C#, .NET, ASP.NET Core, and RESTful Web APIs.
Experience designing and implementing Webhooks and event-driven integrations.
Strong expertise in Angular (12+), TypeScript, JavaScript, HTML5, CSS3, and responsive web application development.
Experience developing applications using Bootstrap and modern UI frameworks.
Proficiency in object-oriented programming (OOP), software design patterns, and SOLID principles.
Ability to write clean, maintainable, secure, and reusable code.

Quality Engineering & Testing

Hands-on experience with Test-Driven Development (TDD) and automated testing practices.
Experience with QA automation frameworks and automated testing strategies.
Strong understanding of software quality, code reviews, and continuous improvement practices.

Database Technologies

Experience working with relational databases such as SQL Server.
Experience with NoSQL databases such as MongoDB.
Strong understanding of database design, performance optimization, and data modeling.

Cloud & Modern Architecture

Experience developing and deploying applications on cloud platforms such as AWS or Microsoft Azure.
Strong understanding of Microservices Architecture and distributed systems.
Experience building scalable, resilient, and highly available applications.

DevOps & Development Tools

Proficiency with Git or other source control management systems.
Experience with CI/CD pipelines and DevOps tools such as:
- Jenkins
- Docker
- Spinnaker
Familiarity with automated deployment and release management processes.

AI-Assisted Development

Hands-on experience using Generative AI-assisted development tools and modern engineering practices.
Experience with spec-driven development, AI agents, development copilots, or related productivity tools.
Ability to effectively integrate AI-assisted workflows into software development processes.

Preferred Skills

Experience working within Agile delivery environments (Scrum, Kanban).
Knowledge of the Atlassian toolset, particularly Jira and Confluence.
Familiarity with accessibility standards such as WCAG 2.1 AA.
Understanding of secure software development practices and application security principles.
Experience with webhook automation scripting and process automation.
Exposure to enterprise integration and event-driven architectures.

Key Responsibilities

Design, develop, test, and maintain scalable full-stack applications using .NET and Angular technologies.
Build and maintain secure, high-performing REST APIs, web services, and integration components.
Design and implement webhook-based and event-driven solutions.
Develop responsive and accessible user interfaces following modern web standards.
Collaborate with product owners, business analysts, architects, and QA teams to deliver high-quality software solutions.
Implement automated testing and quality assurance practices across the development lifecycle.
Participate in architectural discussions and contribute to technical design decisions.
Optimize application performance, scalability, and reliability.
Build and support cloud-native applications deployed on AWS or Azure.
Contribute to CI/CD automation and DevOps initiatives.
Ensure compliance with security, accessibility, and governance standards.
Troubleshoot production issues and provide timely resolution of technical challenges.
Participate in code reviews and promote engineering best practices.
Research and evaluate emerging technologies, including AI-assisted development capabilities.

Additional eligibility requirements:

· Candidates must currently reside in the UK.

· Candidates must be available to start within 4 weeks of receiving an offer.

Sobre a Cognizant
Cognizant (NASDAQ: CTSH) é uma construtora de IA e fornecedora de serviços de tecnologia, criando a ponte entre o investimento em IA e o valor para as empresas por meio do desenvolvimento de soluções de IA completas para nossos clientes. Nossa profunda experiência em setores, processos e engenharia nos permite incorporar o contexto único de cada organização em sistemas tecnológicos que potencializam a capacidade humana, geram resultados tangíveis e mantêm empresas globais à frente em um mundo em rápida transformação. Saiba mais em cognizant.ai ou @cognizant.

A Cognizant é uma empregadora que investe em equidade. Sua candidatura não será pautada em raça, cor, gênero, sexualidade, credo, origem, deficiência, gravidez ou qualquer outra característica protegida pelas leis brasileiras.

Informações adicionais de emprego
Os candidatos podem ser obrigados a comparecer a entrevistas presenciais ou por videoconferência. Além disso, os candidatos podem ser obrigados a apresentar seu documento de identificação emitido pelo estado ou governo atual durante cada entrevista.

Embora nosso sistema permita a candidatura em todos os idiomas, o(s) idioma(s) e o(s) nível(is) de proficiência exigidos para o trabalho variam. No entanto, é necessário um nível básico de inglês para fins de comunicação em toda a empresa.

Se você tem uma deficiência que requer adaptações razoáveis para procurar uma vaga de emprego ou enviar uma candidatura, envie um e-mail para [email protected] com sua solicitação e informações de contato.