.NET Developer

Goaco; Dartford; On-site; GBP 40,000 - 60,000; Full time

Job summary

A tech consultancy in Dartford is seeking a skilled .NET Developer to join their agile engineering team. In this role, you’ll focus on building and maintaining .NET Core services, ensuring high-quality code through TDD and automated testing. The ideal candidate will have experience with database design, Docker, and CI/CD pipelines. This position offers a collaborative work environment with opportunities for growth in AI capabilities and delivery excellence.

Benefits

Structured training in AI-enabled workflows

Supportive learning environment

Delivery-first culture

Qualifications

• Experience in an agile team environment.
• Strong background in .NET Core software development.
• Familiarity with PostgreSQL or MySQL databases.
• Experience in using Docker for containerization.
• Understanding TDD and unit testing practices.

Responsibilities

• Build and maintain .NET Core services and APIs.
• Collaborate with QA to define test scenarios and improve coverage.
• Engage with stakeholders to shape requirements.
• Support a secure delivery aligned to modern practices.

Skills

Agile team experience

.NET Core

Database design (PostgreSQL or MySQL)

Docker

CI/CD pipelines

Test-Driven Development (TDD)

Communication skills

Tools

Slack

JIRA

Trello

MS Teams

Job description

Overview

Goaco is a tech-agnostic digital transformation and cyber security consultancy delivering secure scalable services across the UK public sector and commercial sectors. We’re growing delivery teams to support organisations modernising platforms, improving customer experience and building trusted digital services at pace. You’ll join an agile engineering team building .NET Core services with strong QA habits, client-facing collaboration and a practical training pathway into AI-enabled delivery.

What you’ll do

• Build and maintain .NET Core services and APIs for production use
• Deliver in an agile team with clear sprint outcomes and continuous improvement
• Write clean testable code using TDD and automated testing as standard
• Partner closely with QA to define test scenarios, improve coverage and reduce defects
• Containerise services with Docker and support CI/CD pipelines
• Design and query relational databases (PostgreSQL or MySQL)
• Participate in code reviews and contribute to engineering standards and reusable patterns
• Collaborate with product, delivery and client stakeholders to shape requirements and solutions
• Communicate progress, risks and technical decisions clearly to technical and non-technical audiences
• Support secure-by-design delivery aligned to modern engineering practices

Essential skills and experience

• Experience working in an agile team or environment
• Strong experience with .NET Core
• Experience with database design and queries (PostgreSQL or MySQL)
• Experience using Docker and CI/CD pipelines
• Experience with Test-Driven Development (TDD) and unit testing
• Understanding of SOLID and DRY principles
• Experience collaborating with QA and taking ownership of quality outcomes
• Strong communication with technical and non-technical teams
• Experience using Slack JIRA Trello MS Teams or similar tools
• Experience working in a commercial environment or delivery team
• Excellent written and verbal English communication skills
• Commitment to industry coding standards and clean maintainable code

Nice to have

• Domain-Driven Design (DDD) understanding
• CQRS experience
• BDD experience
• Front-end development experience at any level
• Cloud experience with AWS Azure or GCP at any level

AI training and enablement at Goaco

You don’t need to be an AI specialist already. We’ll help you build capability through a structured pathway, including:

• Hands-on training in AI-assisted development workflows and safe usage patterns
• Practical sessions on integrating LLM features into products (where appropriate)
• Prompting techniques for engineering productivity and QA support
• Guidance on secure use of AI tools for customer environments
• Opportunities to contribute to internal accelerators, templates and reusable components

What we’re looking for

• Someone who enjoys shipping high-quality software and improving how teams work
• Comfortable engaging with customers and explaining technical trade-offs clearly
• Curious mindset with a willingness to learn, share and mentor others

Why Goaco

• Delivery-first culture with high standards and real ownership
• Exposure to varied UAE client work across digital platforms and modern architectures
• Supportive learning environment including AI capability building
• A team that values integrity, unity, excellence, respect and continuous improvement

Apply: Send your CV and a short note on your .NET experience, the systems you’ve built and what you want to learn next.