21 of 21 API Development Jobs in the North of England

Senior Developer

Hiring Organisation
Ascend Consulting
Location
North West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £80,000 per annum
Senior Developer, Back End, API, .Net SQL, NW London to £80K (office based role) A Senior Back End Developer is required to join this established financial software house based in North London. They work with some of the leading brands in retail and media, offering financial management systems developed … required with expertise in .NET, C#/VB, SQL Server, and SAP Business One integration. The ideal candidate should have strong skills in RESTful API development, database optimization, and Azure DevOps pipeline management. Knowledge of API security, CI/CD automation, and Swagger documentation is recommended. Responsibilities ...

API Standards Lead

Hiring Organisation
Synechron
Location
Sheffield, England, United Kingdom
Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development initiatives in our FinLabs we develop solutions for modernization, from Artificial Intelligence and Blockchain to Data Science models, Digital Underwriting, mobile-first applications and more. … workforce of 16,500+, and has 60 offices in 20 countries within key global markets. About the Role We are looking for an experienced API Standards Lead to drive the definition, enhancement, and adoption of enterprise‐wide API standards. You will work closely with engineering, product, and platform ...

API Security Architect

Hiring Organisation
Eteam Workforce Limited
Location
Knutsford, Cheshire, North West, United Kingdom
Employment Type
Contract
Contract Rate
£740 per day
Role Title: API Security Architect Location: Knutsford/Hybrid Duration: 30/11/202 Role Description: "We are looking for an API Security Architect to define, design, and oversee the implementation of enterprise-grade API security architecture. The role ensures APIs are built securely, follow best … practice standards, and align with organisational security and compliance requirements. Key Responsibilities Design end-to-end API security architecture across cloud and on-premise environments. Define API security standards covering authentication, authorization, encryption, and threat protection. Lead architectural reviews, threat modelling, and risk assessments for API integrations. ...

C# Senior Software Developer

Hiring Organisation
Adria Solutions
Location
Manchester, 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 … 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 ...

Senior Front-End Developer (React) - Whitley Bay

Hiring Organisation
Reed
Location
Whitley Bay, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£57,000 - £64,000 per annum, Inc benefits
week from office) £57,000 – £64,000 DOE Join a team at the centre of a major digital transformation, where modern engineering, secure software development, and large-scale technical innovation drive everything forward. This role places you at the forefront of designing and delivering complex, high-impact digital solutions … with wider digital ambitions. Skills Strong expertise in HTML, CSS, JavaScript Advanced commercial experience with React Confidence designing scalable front-end architecture Experience with API integration, cloud platforms, and CI/CD workflows Writing unit tests Modern front end testing frameworks like Jest Ability to mentor colleagues and collaborate ...

Java Software Engineer

Hiring Organisation
RED Global
Location
Manchester Area, United Kingdom
/Day InsideIR35 5 years’ experience in Software Engineering, specialising in Java and Angular, with strong banking industry expertise. Responsibilities End-to-end Development: Design, develop, test, deploy, and maintain web applications across the full stack, from the user interface to the database. Front-End Development: Build intuitive … user interfaces and layouts using HTML, CSS, JavaScript, and modern frameworks such as React and Angular. Back-End Development: Develop server-side logic, RESTful APIs, and microservices using Java, Spring Boot, and related technologies. Database Management: Design, implement, and manage SQL and NoSQL databases, including working with ORMs. Testing ...

Software Development Lead

Hiring Organisation
Adler & Allan Ltd
Location
Lancashire, North West, United Kingdom
Employment Type
Permanent
water-quality monitoring equipment used by water utilities and industrial customers to prevent flooding, reduce pollution, and improve environmental compliance Job Description Software Development Lead Hybrid with Travel to Nelson Permanent, full-time Competitive salary, Bonus plus benefits We are seeking an experiencedSoftware Development Lead with deep expertise … systems, cloud-native development on AWS, data ingestion pipelines, and API development. You will design and build the backend services that support our connected IoT devices-managing secure device communication, high-volume data ingress, and the APIs that power our applications and customer experiences. This role is ideal ...

Senior Data Scientist

Hiring Organisation
Noggin HQ
Location
Newcastle Upon Tyne, England, United Kingdom
excellent communication & time management skills. Tech stack AWS/GCP Python - Preferred Docker Preferred or Kurbenetes SQL/PostgreSQL Git Nginx Flask or Fast API CI/CD, API development & Management, NLP, Machine Learning Experience and skills 5+ years of commercial experience as a Data Scientist building … requirements. Benefits There are significant opportunities for progression and pay increases throughout the year, depending on performance, contribution and impact. Learning and development opportunities, where relevance is evidenced, can be paid for by the company. 25 days holiday + bank holidays. Company-wide bonuses should commercial targets be hit. ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
technical direction within your team Required Skills and Experience Full-stack experience across a selection of JavaScript frameworks (React, NextJS), TypeScript, Python, Java REST API development & OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL … testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please do make an application and we will identify where we can best support your growth specific to your application. ...

Lead Java Developer

Hiring Organisation
LTM
Location
Manchester Area, United Kingdom
recruitment-fraud-alert/Role-Java Angular Developer Location: Manchester, UK Mode : Hybrid Contract inside IR 35 JD for your reference: Key Responsibilities EndtoEnd Development Design develop test deploy and maintain web applications from UI to database FrontEnd Create user interfaces and layouts using HTML CSS JavaScript and modern … developers in an Agile environment Essential Skills Qualifications Core Languages Java JavaScript HTML CSS Frameworks Spring Spring Boot FrontEnd React Angular Vue APIs RESTful API development and consumption Databases SQL MySQL PostgreSQL and NoSQL databases Tools Git Jira CICD tools Methodologies AgileScrum Soft Skills Problemsolving communication teamwork attention ...

Java Software Developer (Inside IR35) - Contract

Hiring Organisation
Stealth IT Consulting Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
Up to £476 per day Up to £476 per day
Responsibilities Develop, enhance, and maintain Java-based applications and microservices. Work within cross-functional Agile teams (Developers, BAs, QAs, DevOps). Contribute to API development, integration, and backend service build. Deliver clean, testable, maintainable code aligned with best practices. Participate in code reviews, pair programming, and continuous improvement. ...

Java Angular Developer

Hiring Organisation
Purview Consultancy Services Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
Role : Java Angular Developer Location : Manchester Type of work: Hybrid work mode Mode of work: Contract job Job Description: End-to-end Development Design develop test deploy and maintain web applications from UI to database Frontend Create user interfaces and layouts using HTML CSS JavaScript and modern frameworks React … developers in an Agile environment Essential Skills Qualifications Core Languages Java JavaScript HTML CSS Frameworks Spring Spring Boot FrontEnd React Angular Vue APIs RESTful API development and consumption Databases SQL MySQL PostgreSQL and NoSQL databases Tools Git Jira CICD tools Methodologies AgileScrum Soft Skills Problemsolving communication teamwork attention ...

Python Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £420 per day
Description: Python developer is responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build and Integrate … API for Database Management Operations and automation workflows Troubleshoot automation issues across scripting, API s and containerized environments. Containerize and deploy application/services using Docker and Kubernetes Administration for Kubernetes Resources (Pods, Ingress, Services, Secrets, CRDs, etc) Nice to have Exposure on enhancing observability with knowledge ...

Python Developer- Kubernetes & Postgre or MongoDB

Hiring Organisation
Vallum Associates
Location
Sheffield, England, United Kingdom
IR35 450GBP/Day Job Description: Python developer responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations … rollouts Build and Integrate API for Database Management Operations and automation workflows Troubleshoot automation issues across scripting, API s and containerized environments. Containerize and deploy application/services using Docker and Kubernetes Administration for Kubernetes Resources (Pods, Ingress, Services, Secrets, CRDs, etc) Nice to have Exposure on enhancing ...

Python Developer

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£420 per day
Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build and Integrate API for Database Management Operations and automation workflows Troubleshoot automation issues across scripting … API s and containerized environments. Containerize and deploy application/services using Docker and Kubernetes Administration for Kubernetes Resources (Pods, Ingress, Services, Secrets, CRDs ...

Senior AI Engineer

Hiring Organisation
Harnham
Location
Sheffield, England, United Kingdom
engineering with clear documentation and stakeholder collaboration. Your Skills and Experience To be successful, you will bring: • Strong Python skills for backend services, SDKs, API development, authentication and testing. • Hands‐on experience working with LLMs, embeddings, prompt engineering, tool calling and RAG design. • Practical knowledge of GCP services ...

Senior Java Developer

Hiring Organisation
INDOTRONIX AVANI UK, LTD
Location
Manchester, Lancashire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Analysts. Required Skills & Experience: Recent Java 21 (or later) experience. Expertise in TDD, BDD, and large microservice architectures. Agile environment experience, pair programming, and API development. Strong knowledge of automated testing and continuous deployment. Ability to communicate technical concepts to non-technical audiences. Unix/Linux/ ...

Senior Lead Analyst - Data Science - Machine Learning & Gen AI - UK

Hiring Organisation
Infosys
Location
Chester, England, United Kingdom
seeking a Senior AI/ML & Generative AI Engineer with deep expertise in designing, developing, and deploying advanced AI solutions. This includes core Python development using OOPs concepts, Large Language Models (LLMs), and Agentic AI architectures. The ideal candidate will collaborate with clients to understand complex business challenges, architect … Markets. Your Role As a Senior Lead Analyst, you will: •Anchor the engagement effort from business process consulting and problem definition to solution design, development, and deployment. •Lead the discovery and definition of AI/ML solutions and guide teams on project processes and deliverables. •Act as a thought ...

Python Developer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 420 Daily
Description: Python developer is responsible for building scalable automation solutions to streamline database operations. Required Skills. Hands on experience with API development using Python and FastAPI. Strong problem-solving, debugging, and analytical skills. Responsibilities: Design, develop and maintain automation solutions for databases operations and rollouts Build and Integrate … API for Data click apply for full job details ...

C# Senior Software Developer

Hiring Organisation
Adria Solutions
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
GBP 75,000 Annual
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 click apply for full job details ...

Senior Software Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Salary up to £80,000 33 days annual leave Pension & healthcare A role with genuine social impact A supportive, mission-driven workplace Professional development and clear career progression Key Responsibilities Lead the design, development, and delivery of modern, web-based applications Improve codebases, development practices, and deployment … effective systems About You Extensive experience with C#, .NET, and SQL Strong expertise in Azure and Azure cloud adoption frameworks Proven track record in API developmentand modern system architectures At least 3 years experience in a leadership role Strong problem-solving skills and ability to perform under pressure Hands ...