1,276 to 1,300 of 1,409 REST Jobs in the UK

Lead Integration Developer

Hiring Organisation
Vital Energi Ltd
Location
Blackburn, Lancashire, North West, United Kingdom
Employment Type
Permanent
integration solutions aligned to business and technical requirements. - Develop integration roadmaps that support future business growth. System Integration: - Integrate business-critical systems using APIs, REST services, ETL processes, event-driven architectures and middleware technologies. - Work with application owners and business stakeholders to ensure seamless data exchange across platforms Governance & standards … with agile delivery and encryption techniques Technical Competencies: Integration platform as a service IPAAS, such as Workato or similar API Design, Development and management REST, JSON, SOAP and related integration standards SQL and database design, development and administration ETL and ETL pipeline development Phyton and C# development Data modelling ...

Salesforce Platform Engineer

Hiring Organisation
The Citation Group
Location
England, United Kingdom
other UI customisations. Work with existing legacy code and technical debt, debugging, fixing and refactoring where needed. Build and maintain integrations with other systems (REST/SOAP APIs, middleware or ETL tools). Write clean, testable code with appropriate unit/integration tests and good coverage. Tech debt, quality … happy to work with LWC). Good understanding of governor limits, performance considerations and secure coding on the Salesforce platform. Experience working with integrations (REST/SOAP APIs, outbound/inbound calls, middleware or ETL tools). Familiarity with source control and deployments (e.g. Git, Azure DevOps, GitHub, Bitbucket). ...

Software Engineer

Hiring Organisation
Nigel Wright Group
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Employment Type
Full-Time
Salary
£39,000 - £45,000 per annum
Microsoft technologies Leading the delivery of integrations that enable organisational data to be managed and shared securely across multiple systems Developing and consuming REST APIs and designing reliable interfaces between applications Delivering cloud-based applications and integrations using Microsoft Azure Working with stakeholders to understand requirements and translate user stories … Microsoft .NET Framework Significant experience designing and developing complex software applications Extensive experience developing applications and integrations using Microsoft Azure Strong experience of REST APIs, interfaces and systems integration Excellent data access and manipulation skills using relevant frameworks and libraries Good front-end development experience, including HTML5, CSS3 and object ...

Senior Software Engineer (Java / Kotlin)

Location
Greater London, England, United Kingdom
backed by both SQL and NoSQL databases on AWS. If you're deep in the Java and Spring ecosystem (Spring Boot, Spring REST, Spring Data, resilience patterns like circuit breakers), you'll feel right at home. Experience with event-streaming and messaging tools like Kafka, EventBridge, SNS or SQS, Kubernetes … continual improvement of our engineering processes. Bonus points for: Deep experience with Java and the Spring ecosystem (Java 17+, Spring Boot, Spring REST and Spring Data, resilience patterns such as circuit breakers). Experience with event-streaming and messaging technologies (e.g. Kafka, EventBridge, SNS, SQS). Familiarity with Kubernetes tooling ...

Senior Software Engineer London, Greater London, England, United Kingdom

Location
Greater London, England, United Kingdom
testing, while actively considering operational concerns such as observability, logging, and alerting throughout the development lifecycle Experience designing quality APIs such as REST, gRPC, GraphQL, and OpenAPI, and integrating with 3rd party APIs API security knowledge across OAuth2, SAML, JWT, and related standards Strong grounding in software engineering best practices … help the team by: Leading code reviews Contributing to, proposing and reviewing technical standards Improving operational processes Mentoring more junior colleagues Java Vert.x Spring Rest APIs MySQL Microservices Kafka Spark NodeJS React AWS Terraform AngularJS Benefits Competitive compensation, variable bonus and performance‐based reward opportunities, and retirement programs Medical, dental ...

Senior Salesforce Engineer

Location
Greater London, England, United Kingdom
across areas such as object modelling, automation, security and sharing, integrations, and platform architecture. Build and support integrations between Salesforce and external systems using REST/SOAP APIs, platform events, and other appropriate integration patterns. Identify technical risks, dependencies, and trade-offs early, and communicate them clearly to both technical … Experience making or contributing meaningfully to technical design and architecture decisions, rather than only implementing predefined solutions. Experience integrating Salesforce with external systems using REST/SOAP APIs, platform events, or similar integration patterns. Strong understanding of automated testing, code quality, and code review practices. Experience working with Git-based ...

Senior Salesforce Engineer

Hiring Organisation
Liberis
Location
London, United Kingdom
Salary
£ 80 K
decisions across areas such as object modelling, automation, security and sharing, integrations, and platform architecture.Build and support integrations between Salesforce and external systems using REST/SOAP APIs, platform events, and other appropriate integration patterns.Identify technical risks, dependencies, and trade-offs early, and communicate them clearly to both technical … sharing.Experience making or contributing meaningfully to technical design and architecture decisions, rather than only implementing predefined solutions.Experience integrating Salesforce with external systems using REST/SOAP APIs, platform events, or similar integration patterns.Strong understanding of automated testing, code quality, and code review practices.Experience working with Git-based version control ...

Atlassian Consultant

Hiring Organisation
NTT
Location
London, United Kingdom
Salary
£ 80 K
audit, and regulatory requirements.Lead Atlassian Guard implementations to improve security posture using SSO, MFA and centralised user provisioning 3. Integration & Automation Architect integrations using REST APIs, webhooks, and middleware (e.g., Azure DevOps, ServiceNow, GitLab/GitHub, CI/CD pipelines, identity providers, observability tools, and data platforms).Build reusable automation … frameworksMarketplace apps (e.g., Xray, BigPicture, Insight/Assets, Tempo)Strong understanding of Agile scaling models (Scrum, Kanban, SAFe, LeSS).Proven experience architecting integrations via REST APIs, event-based automation, and identity/security frameworks.Experience with CI/CD, DevOps toolchains, and software development lifecycle practices. Soft Skills Strong consulting, facilitation ...

Leading Engineering Developer - Enterprise AI Products - Senior Vice President

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 120 K
FAST API.Build and maintain CI/CD pipelines to support reliable, repeatable deployments.Collaborate with teammates on shared components and codebases.Apply knowledge of networking, REST APIs, databases, and CLI tooling in day-to-day delivery.Troubleshoot and resolve technical issues swiftly and effectively.Risk & ComplianceTake ownership of risk and security considerations, ensuring solutions … influence senior (MD-level) stakeholders.Strong problem-solving skills, sharp attention to detail, and the ability to troubleshoot under pressure.Solid foundational knowledge of networking concepts, REST APIs, databases, and CLI.Excellent communication and collaboration skills, with the confidence to engage at all levels.Ability to adapt quickly in a dynamic environment where priorities ...

Senior Workday Extend Platform Consultant

Hiring Organisation
Workday
Location
London, United Kingdom
Salary
£ 80 K
Developer Agent to generate, refine, and refactor application artifacts from natural language descriptions.Define and implement integrations and data flows using modern API patterns (REST, Graph APIs, and, where needed, SOAP via orchestrations).Lead technical workstreams, review designs from other consultants/partners, and promote best practices and reusable patterns.Mentor colleagues … connecting agents to external systems.Prior involvement in early adopter programs for new AI or platform capabilities. Extensive knowledge of web service and integration technologies (REST, SOAP, JSON, XML) and modern auth standards (such as OAuth, JWT, SAML). Fluency in English is mandatory. Additional European languages are an advantage. ...

Leading Engineering Developer - Enterprise AI Products - Senior Vice President

Location
Greater London, England, United Kingdom
Build and maintain CI/CD pipelines to support reliable, repeatable deployments. Collaborate with teammates on shared components and codebases. Apply knowledge of networking, REST APIs, databases, and CLI tooling in day-to-day delivery. Troubleshoot and resolve technical issues swiftly and effectively. Risk & Compliance Take ownership of risk … level) stakeholders. Strong problem-solving skills, sharp attention to detail, and the ability to troubleshoot under pressure. Solid foundational knowledge of networking concepts, REST APIs, databases, and CLI. Excellent communication and collaboration skills, with the confidence to engage at all levels. Ability to adapt quickly in a dynamic environment where ...

Senior Java Developer

Location
Bromley, England, United Kingdom
Job Description: Job Title: Senior Java Developer Corporate Title: Up to Vice President Location: Bromley Company Overview : At the company, we are guided by a common purpose to help make financial lives better through the ...

Senior Backend Engineer, AI Engineering: Chat

Hiring Organisation
GitLab
Location
United Kingdom
Salary
£ 70 K
multi-agent orchestration patterns into Duo Chat to expand its capabilities and improve answer quality.Design, implement, and review GraphQL and Representational State Transfer (REST) application programming interfaces (APIs) and related monolith logic, including chat entry points, permissions, and foundational-flow registration. Keep contracts with frontend clients and host systems reliable … GitLab monolith for chat entry points, GraphQL, permissions, and flow registration, and most of GitLab's codebase is written in Ruby.Proficiency designing or extending REST or GraphQL APIs with attention to scalability, maintainability, and backward compatibility.Strong Structured Query Language (SQL) skills and familiarity with relational databases such as PostgreSQL, including ...

Network DevOps Engineer

Hiring Organisation
Anson Mccade
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Solid experience with Python testing methodologies and designing testing strategies from the ground up for applications and APIs. Strong experience designing, consuming, and integrating REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI, and Pydantic. Proficiency with standard data structures, serialisation, and templating languages (JSON, YAML, Jinja2 ...

Network DevOps Engineer

Hiring Organisation
Anson Mccade
Location
Bolton, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Solid experience with Python testing methodologies and designing testing strategies from the ground up for applications and APIs. Strong experience designing, consuming, and integrating REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI, and Pydantic. Proficiency with standard data structures, serialisation, and templating languages (JSON, YAML, Jinja2 ...

Network DevOps Engineer

Hiring Organisation
Anson Mccade
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Solid experience with Python testing methodologies and designing testing strategies from the ground up for applications and APIs. Strong experience designing, consuming, and integrating REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI, and Pydantic. Proficiency with standard data structures, serialisation, and templating languages (JSON, YAML, Jinja2 ...

Salesforce Integration Developer

Hiring Organisation
Focus on SAP
Location
London Area, United Kingdom
scale, highly regulated environment. You will be responsible for integrating Salesforce with enterprise applications, cloud platforms, third-party and on-premise systems , using Apex, REST/SOAP APIs, Platform Events and modern integration patterns . Working closely with Architects, Developers and business stakeholders, you will deliver secure, scalable and high … Responsibilities: Salesforce Integration & Development Design and develop complex integrations between Salesforce and enterprise applications, cloud platforms and third-party systems . Build and consume REST, SOAP and Bulk APIs , alongside Platform Events, Streaming APIs and custom Apex REST/SOAP services . Develop real-time, near-real-time, event-driven ...

Sr. Software Engineer

Hiring Organisation
Tech Mahindra
Location
Reading, England, United Kingdom
hands-on experience with Appian. 2+ years of experience developing Appian Plugin 2+ years of experience in the design and implementation of SOAP and REST Web Service. Experience with building and using CDTs Expertise in business integrations using REST Sound Knowledge on RDBMS. Familiar with DB technology and SQL Querying. ...

Financial Risk Analytics (FRA) Implementation & Support Consultant

Hiring Organisation
S&P Global
Location
London, United Kingdom
Salary
£ 80 K
Science, Engineering, Finance, or another relevant technical discipline preferred Experience in cloud technology, ideally AWS, but GCP/Azure also valued, with experience with REST APIs/JSON/XML; Kubernetes experience valued Project management qualification such as Prince 2 or equivalent experience is an advantage Experience with data analysis … operational problem solving Experience with Python or other programming/scripting languages. Familiarity with REST APIs, JSON, and XML; exposure to modern technology platforms and workflows is preferred Commercial Awareness Experience of technology projects related to financial risk is preferred Understanding of financial markets, financial instruments and risk practices within ...

.Net Developer

Hiring Organisation
Ronald James
Location
Durham, County Durham, United Kingdom
Salary
£ 45 K
Responsibilities:Develop and maintain online systems using C#.NET and MSSQL.Collaborate on desktop and mobile projects as opportunities arise.Integrate third-party software and work with REST, SOAP, APIs, XML, etc.Participate in all phases of the software development lifecycle.Essential Requirements:Minimum of 3 years of commercial development experience with C#.NET.Proficiency … .NET Core, and Blazor.Experience with MS SQL.Knowledge of SOAP and REST API testing tools.Familiarity with Web Services, JavaScript, and JQuery.Experience with Visual Studio using MVC.Ability to work effectively both independently and as part of a team.Strong communication skills, with experience in client interactions.Desirable Skills:Experience with version control systems.Knowledge ...

Integration Architect - Java, AWS, FS - OutsideIR35

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day + Outside IR35
integration architecture aligned with enterprise standards Define and govern integration patterns across teams Design and deliver event-driven, API-first, and messaging solutions (NATS, REST) Lead end-to-end integration delivery, including hands-on development (Java/Spring) Ensure scalable, cloud-native solutions on AWS Produce architecture artefacts (blueprints, contracts … cross-team integration efforts Primary Skills: Event-driven architecture and messaging systems (NATS, pub/sub, async patterns) API-first design and integration patterns (REST, gRPC) Java/Spring Boot and microservices architecture Cloud-native integration on AWS (ECS/EKS, SQS/SNS, API Gateway) End-to-end integration ...

Integration Architect - Java, AWS, FS - OutsideIR35

Hiring Organisation
Sanderson
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£550.00 - £600.00 per day
integration architecture aligned with enterprise standards Define and govern integration patterns across teams Design and deliver event-driven, API-first, and messaging solutions (NATS, REST) Lead end-to-end integration delivery, including hands-on development (Java/Spring) Ensure scalable, cloud-native solutions on AWS Produce architecture artefacts (blueprints, contracts … cross-team integration efforts Primary Skills: Event-driven architecture and messaging systems (NATS, pub/sub, async patterns) API-first design and integration patterns (REST, gRPC) Java/Spring Boot and microservices architecture Cloud-native integration on AWS (ECS/EKS, SQS/SNS, API Gateway) End-to-end integration ...

Full Stack Developer

Hiring Organisation
Devonshire Hayes Recruitment Specialists Limited
Location
Upminster, Essex, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
system of record. This is a hands-on product engineering role where you'll ship customer-facing journey steps, build and consume REST APIs, write database migrations and integrate third-party services behind clean, maintainable interfaces. What you'll do Build and maintain customer-journey screens and shared components … development. Strong React fundamentals, including hooks, controlled forms, routing and state management, together with confidence using modern ESM tooling. Experience building and consuming REST APIs in Node.js using Fastify, Express or a comparable framework. Practical SQL knowledge covering schema design, joins, transactions and indexes. SQL Server experience is helpful ...

Client Support Engineer

Hiring Organisation
Intapp
Location
London, United Kingdom
Salary
£ 100 K
configuration, data, network, or environmental issues.Troubleshoot integrations between Intapp Time and clients' practice-management or financial-management systems using SQL, stored procedures, SOAP/REST APIs, data mappings, service accounts, and integration logs.Support issues involving Intapp Integration Service (Dell Boomi) and Intapp Integrate, including schedules, connectors, mappings, credentials, queues … identify root cause.Working knowledge of relational databases and SQL; Microsoft SQL Server and T-SQL experience is highly desirable.Working knowledge of SOAP and REST APIs, HTTP, authentication, JSON/XML payloads, and common integration or connectivity issues.Excellent written and verbal communication skills, with the ability to explain technical issues clearly ...

Power Platform Developer

Hiring Organisation
Erin Associates
Location
Dudley, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
solutions using Power Apps, Power Automate, and Power BI Build automation and improve business processes Integrate Microsoft 365, Dataverse, and third-party systems via REST APIs Support and enhance .NET/C# applications Troubleshoot technical issues across systems and integrations Produce technical documentation and support testing Work closely with stakeholders … deliver effective solutions Skills & Experience Strong experience with Microsoft Power Platform Knowledge of SQL and relational databases Experience with REST APIs and system integrations .NET/C# or object-oriented development experience Understanding of SDLC, testing, and version control Strong problem-solving and troubleshooting skills This is an excellent opportunity ...