26 to 41 of 41 API Development Jobs in the North of England

define and oversee the technical implementation of a client project We\'d love to talk to you if You have strong knowledge of API development using Java, including ORM storage You actively facilitate and encourage knowledge sharing within the team and wider department You advocate for best engineering ...

seeking a highly motivated Senior Engineer to lead the design, development, and optimisation of intelligent systems that power our next-generation applications. This is an exciting opportunity to join a growing team, working in a flexible and innovative environment to deliver world-class AI solutions that drive business value. … Contribute to internal knowledge sharing and mentor junior engineers. Skills and experience: Required: Proven expertise in utilizing Python-based frameworks such as FastAPI for API development, Celery for task management, and Postgres for database solutions. Experience with vector and graph databases, and RAG-based architectures. Experience of with ...

Developer to join their team for a long term contract. We are looking for a highly skilled Application Developer with strong expertise in identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures. This role focuses on building secure, scalable identity and access workflows … Expertise Proven experience with modern identity orchestration platforms (Auth0 Actions, Okta Workflows, WorkOS, or SlashID) Strong programming skills in Python, Go, or Node.js for API and microservice development. Experience designing and deploying cloud-native APIs (Cloud Run, Cloud Functions, GKE). Deep understanding of event-driven architectures, Pub/ ...

with clients and internal teams to take ideas from concept to production. This includes agentic systems, bespoke applications, and early-stage (0–1) product development , primarily using OpenAI technologies. We’re particularly interested in engineers who combine technical depth with real-world impact , and who are keen to grow … Deliver GenAI solutions including RAG pipelines, tool use, and evaluation frameworks Contribute across the full solution lifecycle: design, build, testing, deployment, and iteration Support development of agentic systems (multi-agent workflows, orchestration, human-in-the-loop) Optimise performance, cost, and maintainability in cloud environments (AWS/Azure) Work closely ...

Experis - ManpowerGroup is seeking an experienced Application Developer in Sheffield, with 3 days onsite per week. The role centers on identity API development, data ingestion and transformation, and event-driven architectures using Google Cloud Platform. You will design secure IAM workflows, integrate with identity services, and build scalable ...

Square One Resources is seeking an Application Developer for a long-term contract with a tier one banking client. The role emphasises identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures at scale. You will collaborate with tech leads, Cloud Security, DevOps ...

Experis is seeking an Application Developer in Sheffield with a strong focus on identity API development, data ingestion, and event-driven architectures. You will work on secure, scalable identity and access workflows across Google Cloud Platform, integrating identity services with APIs and Pub/Sub pipelines. The role ...

latest technologies. As a Senior Software Engineer, you'll be a key player in shaping the future of banking. You'll lead the design, development, and maintenance of quality practices while collaborating with other engineers, architects, and stakeholders to understand the objectives, goals, and requirements of the projects … working on. Key Responsibilities: Lead the design and development of software that delivers a positive customer experienceCreate and maintain high-quality software using Python as your primary languageOptimize our software engineering capability and new technologiesFollow best engineering practices such as TDD, BDD, Pair-programmingMentor and collaborate with other engineers ...

MUST BE ELIGIBLE FOR BPSS MUST BE PAYE THROUGH UMBRELLA We are looking for a highly skilled Application Developer with strong expertise in identity API development, data ingestion and transformation, and event-driven (Pub/Sub) architectures click apply for full job details ...

latest technologies. As a Software Engineer, you'll be a key player in shaping the future of banking. You'll lead the design, development, and maintenance of quality practices while collaborating with other engineers, architects, and stakeholders to understand the objectives, goals, and requirements of the projects … working on. Key Responsibilities: Design and development of software that delivers a positive customer experienceCreate and maintain high-quality software using Python as your primary languageOptimize our software engineering capability and new technologiesFollow best engineering practices such as TDD, BDD, Pair-programmingMentor and collaborate with other engineers to deliver ...

Collaborate with stakeholders and product owners to understand requirements and deliver solutions. Participate in code reviews, testing, and continuous improvement initiatives. Contribute to the development of our AI-driven product suite, including ELI. Occasionally engage with clients or internal teams to understand needs and provide technical guidance. What … looking for: Strong experience in C# for backend/API development. Ability to adapt quickly and learn new technologies as needed. Solid understanding of software development principles and best practices. Awareness of Azure services , particularly Azure AI and how OpenAI integrates within Azure. Familiarity with cloud-based architectures ...

.Net API Developer - 3 days per week in Skipton - Circa £450 per day Inside ir35 - 3 months My client is a global leading consultancy. They are on the hunt for a .NET Developer to join a financial client of theirs. Responsibilities: Maintained and enhanced legacy .NET applications (ASP.NET, .NET … application modernisation initiatives by refactoring legacy components, improving code quality, and contributing to migration planning for newer .NET technologies and architectures. Skills: .NET Integration Development Test automation .Net API Developer - 3 days per week in Skipton - Circa £450 per day Inside ir35 - 3 months Damia Group Limited acts ...

global growth trends driven by digital adoption and regulatory expansion across lottery and iGaming markets. Well, what about the team? Join our dynamic Sports API team (named Matchday), where you\'ll be at the forefront of creating our Online Sportsbook APIs that underpin the Bally Bet experience. … Good collaborator, happy to jump in to help plan work, solve problems and deliver features. Knowledge of subjects including: Java, SpringBoot, relational databases and API design and development. Experience working using agile methodologies. Experienced with engineering best practices including TDD, pairing, automation, continuous delivery. Ideally also knowledge or experience ...

inclusion in the Company’s hybrid work from home policy. Qualifications Proven experience with React and Go or C#. Solid understanding of web and API development. Knowledge or experience with cloud platforms, specifically GCP. Interest in applying AI to the development lifecycle. Experience working in high-volume, fast … paced environments. A proactive approach to solving complex technical problems. Additional Information Owning development from requirement to go-live. Building and maintaining Golang microservices or React front-ends. Collaborating across sub-teams including Web, API, and Transactions. Contributing to our culture of technical expertise and innovation. By applying ...

data to guide iteration. You will not just close tickets; you will measure whether the work is creating the intended customer impact. AI-enabled development: Use AI coding tools such as Cursor and Claude Code as a core part of your daily workflow. You will apply strong engineering judgment … Experience engaging directly with customers or end users to validate problems and assess impact after launch. Strong grasp of software architecture, design principles, and API development. Clear communication skills and the ability to mentor others, unblock teammates, and support the growth of the engineering team. Nice-to-havesExperience working ...

.Net API Developer - 3 days per week in Skipton - Circa £450 per day Inside ir35 - 3 months My client is a global leading consultancy. They are on the hunt for a .NET Developer to join a financial client of theirs. Responsibilities: Maintained and enhanced legacy click apply for full ...