76 to 94 of 94 API Development Jobs in the UK

platform. Understand and modify existing code to work with new technologies. Create deployment pipelines using client approved technologies. Adhere to configuration and API standards. Share knowledge and collaborate effectively with a distributed team. What You Need to Succeed Strong technical knowledge of Python, API development, and code ...

Matillion ETL and SQL Experience designing and managing Snowflake Data Warehouse solutions Strong experience with Qliksense, data modelling and self-service analytics Experience in API Development What you'll get in return An exciting opportunity to join an international organisation in financial services. Furthermore, a competitive day rate ...

consultancies is helpful — but not required. Nice to Have (Not Required) Experience with tools like Databricks, dbt, Airflow , or similar platforms Some exposure to API development or backend systems Experience integrating enterprise systems (ERP, CRM, operational platforms) Familiarity with dashboards or data visualisation tools Exposure to AI-enabled ...

agents, automate complex workflows, and extract value from structured and unstructured data at scale. This role sits at the intersection of AI engineering, software development, and applied machine learning , working closely with product, platform, and data teams. Key Responsibilities Design, build, and deploy agentic AI systems and intelligent workflows … architecture decisions, performance optimisation, and AI system monitoring Required Skills & Experience Bachelor's degree or higher in a relevant STEM discipline. Strong Python development skills for AI/ML and backend services Hands-on experience with agentic AI architectures and autonomous workflows Practical experience with AI orchestration frameworks (e.g. ...

experience leading engineering teams in an Agile environment Strong expertise in C# and modern .NET/.NET Core Experience building distributed, event-driven systems API design and development (REST, GraphQL) Relational databases (SQL Server, MySQL, or similar) Cloud platforms such as AWS or Azure Solid understanding … full software development lifecycle Pragmatic, delivery-focused approach with strong communication skills Location & Package Location: London Working Pattern: Hybrid - 3 days per week in the office Salary: Up to £125,000 base + bonus and benefits McGregor Boyall is an equal opportunity employer and do not discriminate ...

point in their growth, having an influence over the technical strategy whilst remaining hands on. Experience required: Strong background in modern .NET/C# development & architecture. A track record of leading and mentoring teams of engineers. AWS experience including; IAM, Lambda, API Gateway and event-driven architectures … environments. Experience with Angular front end framework, REST APIs and Web API development. Experience with testing frameworks and quality engineering practices (unit & integration testing and test driven development). SpecFlow for Behaviour-Driven Development and Postman for API testing. Experience building and maintaining CI/ ...

delivery of a new property management system, replacing the existing platform and reshaping how the business operates across its residential, commercial and development portfolios. From initial planning through to go-live and beyond, you’ll own the implementation journey — ensuring the system is configured correctly, integrated seamlessly, adopted confidently … ensuring accuracy, integrity and business confidence in the new platform. Integration will sit at the core of your remit. You’ll coordinate and oversee API development connecting the new system with HubSpot, finance and banking platforms, tenant portals and BI tools, managing external developers where bespoke solutions ...

data pipelines to feed real time trading and research systems. Implement data quality checks, anomaly detection and monitoring frameworks. Build and maintain high performance API's to expose market and reference data to trading, research and analytics platforms. Who you are: 3+ years in Data Engineering … performance, time sensitive environments. Strong Python proficiency, including exposure to libraries such as Pandas, Arrow, and Spark. Strong grasp of data modelling, normalization and API development for large scale analytical or trading systems. Experience with lakehouse architectures (Databricks ideally, or Delta Lake). Exposure to real time ...

hybrid 8-12 month contract paying £500 - £550 per day inside IR35, (2-3 days in the office) 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 scalable … Capital Markets. 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 leader ...

years to come. This is not a maintenance role. You are building systems from the ground up. Your Role People Leadership and Team Development Manage a growing team of engineers as the team scales through production: set priorities, assign work, balance workload, and run regular 1:1s focused … progress, career development, and honest feedback. Lead performance reviews and goal setting aligned to production milestones and individual development plans. Identify skill gaps and address them through coaching, stretch assignments, or training. Represent the web engineering discipline in cross-discipline leads meetings, production planning, and resourcing conversations. Advocate ...

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 were … looking for: Essential Skills: Strong experience in C# for backend/API development. Proficiency in JavaScript/TypeScript , with exposure to frameworks such as Angular (front-end) and Node.js (backend). Ability to adapt quickly and learn new technologies as needed. Solid understanding of software development principles ...

solutions that make a real business impact.* Build and maintain plugins, workflows, custom actions, JavaScript, Power Automate flows, and integrations.* Lead full lifecycle development from technical design through to deployment.* Work closely with functional consultants to translate business needs into robust technical solutions.* Develop and support integrations using APIs … third-party systems.* Troubleshoot issues, optimise performance, and champion best-practice development.* Provide technical leadership, mentoring junior developers and influencing architectural decisions.* Ensure all development aligns with Microsoft best practices, security standards, and governance frameworks.* Support upgrades, migrations, and continuous improvements across the Dynamics 365 platform. Skills & Experience* Proven ...

Dynamics 365 Senior Developer - Job Description Overview We are seeking an experienced Dynamics 365 Senior Developer to lead the design, development, and implementation of Microsoft Dynamics 365 solutions. This role is ideal for someone who combines deep technical expertise with strong collaboration skills, working closely with stakeholders, architects … solutions to meet business requirements.* Build and maintain plugins, workflows, custom actions, JavaScript, Power Automate flows, and system integrations.* Lead end-to-end development across the full project lifecycle, from technical design through to deployment.* Collaborate with functional consultants to translate business needs into robust technical solutions.* Develop ...

have a great opportunity for a C# .NET Software Developer to join our fantastic software development team based in Cambridge. This is an ideal role for someone who wants to join a friendly, small and highly technical team where you can have a real impact. The role You will … embedded as a full-stack developer in one of our small agile development teams. You will collaborate alongside product owners, testers and other developers to develop features for our power-scheduling software product. Our view of agile software development is inspired by eXtreme Programming rather than Scrum. ...

Dynamics 365 Senior Developer - London OverviewWe are seeking an experienced Dynamics 365 Senior Developer to lead the design, development, and delivery of Microsoft Dynamics 365 solutions. This London-based role is ideal for someone with strong technical expertise and excellent collaboration skills, working closely with stakeholders, architects, and functional … customise Dynamics 365 CE/CRM solutions.* Build and maintain plugins, workflows, custom actions, JavaScript, Power Automate flows, and system integrations.* Lead full lifecycle development from technical design through to deployment.* Partner with functional consultants to translate business needs into robust technical solutions.* Develop and maintain integrations using APIs ...

aligned with business goals. What They Are Looking For Degree in Computer Science, Information Systems, or related field. Minimum 3 years' experience in software development, with strong skills in SharePoint, SQL Server, and the .NET environment. Proficiency in C#, ASP.NET MVC/Core, and web API development. Experience … with front-end frameworks and modern development practices. Strong problem-solving skills and ability to manage multiple projects. Excellent communication and collaboration skills. Why Apply? This is a fantastic opportunity to join a prestigious global organization that values innovation and offers a collaborative, forward-thinking environment. You'll work ...

governance frameworks for AI/ML models. Python knowledge to automate processes Large datasets experience, including data preprocessing, feature engineering, and model evaluation. Agile development of AI solution from concept to deployment to continuous improvement. Create and maintain technical documentation Communicate complex concepts to all stakeholders. At least … years of experience in AI solution engineering. Large Language Models experience including prompt engineering and RAG implementations. Expert data analytics, MLOps practices and API development. Desirable knowledge in Docker and Kubernetes ...

Open Stack, Salesforce & React Native Specialists - London Atrium EMEA are looking for several Open Stack/Salesforce & React Native Specialists to support the Development teams onsite with a client in London. 12+mths contract, 2 days onsite/3 days remote, PAYE/Umbrella options. Open Stack/Salesforce & ReactNative … Salesforce, ReactNative (Web), Java, TDD, RESTful API design & build, OAS/YAML, Unit Testing, GitLab, CI/CD Pipelines, SonarQube, Veracode, Jira, Confluence Open Stack BA - Salesforce, ReactNative (Web), Java, TDD, RESTful API design & build, OAS/YAML, Unit Testing, GitLab, CI/CD Pipelines, Jira, Confluence API ...

pressure; make frame-time and latency predictable across device classes Define and monitor SDK health metrics at scale (crashes, ANRs, error rates, perf envelopes) API design and developer experience Design clear, stable, Kotlin-first public APIs (versioned, well-documented, testable) Implement best practices for networking, auth and IO; make … release at the end of Q2 Champion performance budgets and device-class targets during planning Role boundaries SDK Engineer owns: code quality, API design, perf, stability, instrumentation, and technical notes for releases Solutions Engineer owns: release cadence, artefact publishing, changelogs, customer comms and debug sessions What Success Looks Like ...