16 of 16 Permanent API Integration Jobs in the North West

C# Senior Software Developer

Hiring Organisation
Adria Solutions
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environment. This role is ideal for developers with strong technical expertise who are looking to grow … portals using ASP.NET MVC/.NET Core Design and integrate REST APIs with internal and third-party services Implement secure authentication mechanisms (JWT, OAuth2, API Keys) Connect applications to relational databases using Entity Framework Core (DbContext, LINQ, Migrations) Debug and trace request flows from UI Controller API Database ...

Java Developer

Hiring Organisation
Avanti
Location
Blackburn, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £45,000 per annum
/Spring Boot Hibernate MySQL REST APIs Git Exposure to the following would be beneficial: Jenkins CI/CD Docker Flutter/Dart C# API integrations Agile methodologies What They’re Looking For Commercial Java development experience Strong problem-solving skills Good communication skills Database experience Someone inquisitive ...

Senior .NET Developer

Hiring Organisation
Hyperloop Recruitment
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
working on a range of exciting projects and products. Experience with infrastructure, Terraform and Azure is essential. Key skills required: C# .NET Core RESTful API integrations CI/CD pipelines MS Azure Terraform JavaScript Git SOLID principles Secure coding practices In return, the successful .NET Developer will be entitled ...

Lead Mobile Developer

Hiring Organisation
Owen Reed
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£67,000 - £76,000 per annum
understanding of mobile architecture patterns and modular design. • Experience with mobile CI/CD pipelines (e.g. Bitrise, Fastlane, GitHub Actions). • Strong knowledge of API integration (REST, GraphQL), Firebase services, and local data storage solutions (e.g. CoreData, Room, SQLite). • Experience across the full mobile release lifecycle, including ...

Principal Software Engineer

Hiring Organisation
Candour
Location
Manchester Area, United Kingdom
systems transformation Deep experience with .NET technologies, including legacy .NET Framework environments Strong Azure cloud experience and modern distributed application architecture Excellent SQL, scripting, API integration, and backend engineering skills Experience implementing automation tooling and AI-assisted development workflows Ability to operate at both strategic and hands ...

GCP Data Team Lead

Hiring Organisation
Uniting Ambition
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£70000 - £85000/annum
solutions.) Desirable Experience Experience within regulated environments such as gambling, finance, or similar Exposure to high-throughput or large-scale data platforms Familiarity with API integrations (REST or SOAP) Experience supporting the use of AI tools within delivery teams Why Join Lead delivery of business-critical regulatory systems Work ...

HubSpot CRM Consultant

Hiring Organisation
Axon Garside | HubSpot Diamond Partner
Location
Manchester Area, United Kingdom
passionate about helping businesses grow and thrive? Do you have a good technical understanding of HubSpot and API integration technology, plus a desire to learn and excel in the field of customer relationship management (CRM) consulting? If you answer yes to those questions and your perfect job involves … analyse requirements for CRM implementation Configure and customise HubSpot CRM to meet clients' specific business needs Assist in preparing data for migration and integration tasks to ensure seamless transition to the new CRM system Support with the development and delivery of training programmes to ensure effective utilisation ...

Senior Developer - Dynamics 365 and Power Platform

Hiring Organisation
TALENT INTERNATIONAL UK LTD
Location
Manchester, North West, United Kingdom
Employment Type
Work From Home
Salary
£45,000
understanding of HTML, CSS, JavaScript and modern web standards SQL Server and/or Oracle background Working knowledge of Microsoft Azure Nice to have: API integrations within Power Automate SharePoint integration for document management Office 365 development experience Experience with Agile delivery, JIRA/Confluence Familiarity with Application ...

AI & Technical Business Coach

Hiring Organisation
Forward Role
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
What You'll Be Doing Delivering structured coaching across Software Development, Data Analysis, and AI apprenticeship programmes (L3–L7) Supporting learners in applying Python, API integrations, data visualisation, generative AI, and automation tools to real workplace challenges Conducting progress reviews, professional discussions, and formative assessments aligned to apprenticeship standards ...

Full Stack Engineer (TDD / C# / JavaScript)

Hiring Organisation
Adria Solutions
Location
Warrington, Cheshire, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 Annual
next generation of a mission-critical cybersecurity and communications platform used globally. This is a hands-on role focused on designing and delivering partner API integrations across a complex security ecosystem - including endpoint pro click apply for full job details ...

Full Stack Developer

Hiring Organisation
Medicines Evaluation Unit
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Experience Strong experience with C# Experience with .NET Framework and .NET Core Knowledge of Entity Framework Strong SQL Server development skills Experience with API development and integration Working knowledge of CI/CD practices and Jenkins Experience with observability tools and practices, including Open Telemetry, Loki and Grafana ...

Lead Software Developer - FDS Squad

Hiring Organisation
Amber Labs
Location
Manchester Area, United Kingdom
Java (modern versions) Deep experience with Spring Boot for building RESTful services Proven track record in designing and developing microservices architectures Strong understanding of: API design and integration Service-to-service communication Resilience and fault tolerance Front-End Awareness (Secondary) Basic to working knowledge of frontend templating, particularly ...

Full Stack Engineer (TDD / C# / JavaScript)

Hiring Organisation
Adria Solutions
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
next generation of a mission-critical cybersecurity and communications platform used globally. This is a hands-on role focused on designing and delivering partner API integrations across a complex security ecosystem - including endpoint protection, network security, user awareness tooling, and monitoring systems. Youll work as part of a collaborative … will also play a key part in strengthening TDD practices across the team - leading through code and delivery. What Youll Do Design and build API integrations across a cybersecurity-focused product stack Deliver clean, maintainable full stack solutions using .NET and modern JavaScript frameworks Lead by example in test ...

AI Product Engineer

Hiring Organisation
Adria Solutions
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
within a C#/.NET stack Integrate commercial AI APIs into production systems with reliability and scalability in mind Establish best practices for AI integration across the codebase Lead by example through AI-assisted development workflows Pair with developers and support adoption of tools like Claude Code or Cursor … guardrails Must Have 5+ years experience with C#/.NET Core 7+ years total commercial software engineering experience Proven experience designing and shipping AI API integrations in production (.NET) Experience setting patterns that other developers adopted across a team Hands-on experience introducing AI-assisted development tools into ...

FULL STACK DEVELOPER

Hiring Organisation
The FR Group
Location
Blackburn, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £45,000 per annum
term maintainability Systems, Automation & Integrations • Design and build workflow-driven systems integrating CRM platforms • Implement automations including using tools such as Power Automate • Build API integrations, webhooks, and event-driven data flows • Ensure reliable data syncing with proper error handling and retry logic Backend Development • Build and maintain services … Backend .NET/C#, SQL Server, REST APIs, Webhooks Frontend React (preferred), modern CSS, responsive design CMS/Web WordPress, Webflow, or similar Automation & Integration Power Automate, CRM platforms Cloud Azure (preferred) AI & Tooling (Bonus) OpenAI, ElevenLabs, OCR tools, LLM APIs What We Are Looking ...

HubSpot CRM & Business Analytics Manager

Hiring Organisation
Ashdown Group
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
paying £70,000-£85,000 DOE plus other good benefits. Key Responsibilities: HubSpot CRM Configuration & Automation HubSpot Workflow Creation, Troubleshooting & Optimisation Business Analytics & Reporting API Integrations & Cross-Functional Collaboration User Support & Training Stakeholder Engagement & Collaboration Essential Experience: 3+ years of hands-on experience implementing, managing, and optimising HubSpot portals … interpreting data to provide actionable business insights, monitor key performance indicators (KPIs), and measure the effectiveness of workflows and automation. Knowledge of HubSpots API, with experience implementing integrations between HubSpot and other business systems (CRM, ERP, customer support tools, etc.). Basic scripting or coding knowledge, preferably in Python ...