Senior Full Stack Developer (Angular, C#, AWS/Azure)

Delta-Capita; Greater London; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Delta Capita is seeking a Senior Full Stack Developer to lead greenfield development of a customer-facing portal for a UK financial services client. You will design architecture, implement secure authentication (MFA/2FA), and deliver across Angular front-end and C#/.NET back-end within AWS/Azure cloud.

The role is a fixed-term 6-month contract with a hybrid work model (1-2 days in office). You will contribute to architecture decisions, testing, and DevOps practices to ensure high-quality

Qualifications

• Strong Angular development experience.
• Experience developing APIs using C#/.NET.
• AWS and/or Azure cloud experience.
• Experience building customer-facing applications.
• Strong understanding of application security, authentication, and MFA/2FA implementation.
• Experience with automated testing and quality engineering practices.
• Exposure to architecture and technical design discussions.
• Experience working in Agile delivery environments.

Responsibilities

• Build and deliver a customer-facing web application from the ground up.
• Develop responsive front-end components using Angular.
• Build and integrate backend services and APIs using C#/.NET.
• Contribute to solution architecture and technical design decisions.
• Implement secure authentication and authorisation mechanisms, including MFA/2FA.
• Ensure high standards of testing, code quality, and application performance.
• Work within AWS or Azure cloud environments.
• Support CI/CD pipelines and DevOps best practices.

Skills

Angular

C#/.NET

AWS

Azure

APIs

Security MFA

Automated testing

Agile

Tools

Angular

C#/.NET

AWS

Azure

CI/CD

Job description

Role - Senior Full Stack Developer (Angular, C#, AWS/Azure)

Employment Type - Fixed term contract - 6 months

Mode - Hybrid (1-2 days in office)

Role Overview

We are seeking a Senior Full Stack Developer to support the greenfield development of a customer-facing portal for a leading UK financial services organisation. The successful candidate will play a key role in designing and building the solution from scratch, helping shape technical architecture, security, and delivery practices.

Key Responsibilities

1. Build and deliver a customer-facing web application from the ground up.
2. Develop responsive front-end components using Angular.
3. Build and integrate backend services and APIs using C#/.NET.
4. Contribute to solution architecture and technical design decisions.
5. Implement secure authentication and authorisation mechanisms, including MFA/2FA.
6. Ensure high standards of testing, code quality, and application performance.
7. Work within AWS or Azure cloud environments.
8. Support CI/CD pipelines and DevOps best practices.

Essential Skills & Experience

• Strong Angular development experience.
• Experience developing APIs using C#/.NET.
• AWS and/or Azure cloud experience.
• Experience building customer-facing applications.
• Strong understanding of application security, authentication, and MFA/2FA implementation.
• Experience with automated testing and quality engineering practices.
• Exposure to architecture and technical design discussions.
• Experience working in Agile delivery environments.

Desirable Experience

• DevOps and CI/CD pipeline experience.
• Experience within financial services or regulated environments.
• Experience handling sensitive customer data and PII.
• Knowledge of cloud-native application design.

How We Work

Delta Capita is an equal opportunity employer. We positively encourage applications from suitably qualified and eligible candidates regardless of age, colour, disability, national origin, ancestry, race, religion, gender, sexual orientation, gender identity and/or expression, veteran status, genetic information, or any other status protected by applicable law.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. If you require any reasonable adjustments through your interview process, please use the designated space within the application questionnaire.

For this role, a valid working permit for the UK is mandatory.

Expectations regarding hybrid working

As we are a Service Provider and Consulting firm servicing clients, our policy for physically working from the office (which may be the clients' offices or our own offices depending on the client) aligns to what our clients' policies and expectations are and these vary. Most of our clients now require a minimum of 3 days per week in the office, 2 days from home, and accordingly this is also the minimum expectation that Delta Capita require.

Who We Are

Delta Capita Group (a member of the Prytek Group) is a global managed services, consulting, and solutions provider with a unique combination of experience in Financial Services and technology innovation capability. Our mission is to reinvent the financial services value chain providing technology based mutualized services for financial institutions for non-differentiating services.

Our 3 offerings are

• Managed Services
• Consulting & Solutions
• Technology

To know more about Delta Capita and our culture click here: Working at DC - Delta Capita.