Web Services Job Vacancies

51 to 75 of 1,034 Web Services Jobs

Software Engineer - SME with Security Clearance

Washington, Washington DC, United States
Anonymous Employer
Design, develop, and maintain secure, scalable applications using Java 8 (J2EE), Spring Boot, and React. Lead database development and optimization efforts using Oracle and PostgreSQL. Build and maintain RESTful Web Services and integrate with AWS-hosted infrastructure. Develop dynamic, accessible user interfaces using JavaScript, AJAX, and React. Participate in Agile ceremonies and collaborate across multi-disciplinary teams using … across technical and business audiences Strong development experience (8+ years) with: Java 8 (J2EE), Spring Framework 5+, Spring Boot 2 JavaScript/AJAX, React, HTML, CSS Hibernate 5+, RESTful Web Services SQL/RDBMS - Oracle and PostgreSQL Apache Tomcat, Red Hat JBoss Linux (RHEL, CentOS), Eclipse IDE, Maven, Git 8+ years of database development and optimization in Oracle More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Developer, Product (Front End)

England, United Kingdom
Endpoint Clinical, inc
highly self-motivated individual who enjoys working in a collaborative atmosphere. The position allows for opportunities to lead and architect SaaS driven software solutions to deliver integrated mobile and web-based applications. Responsibilities: Understanding the individual product requirements for the future product release development and innovation Being conversant across front and back-end development to make modifications and enhancements … integration of them into our product suite. Education: Bachelor's degree or equivalent and/or appropriate experience Experience: Overall 5+ years' experience with system design and development of web applications Strong experience in web technologies, including HTML5, JavaScript, CSS Professional work experience with: - Visual Studio 2012 and above - MVC framework - Writing database driven ASP.NET applications (.net 4.0+ … required) - Developing REST web services using C# .NET, ASP.NET - Microsoft SQL Server, Entity framework and LINQ - JavaScript development using Angular.js/jQuery/Kendo UI etc. Ability to use unit testing tools and embrace test driven development Experienced in debugging and profiling ASP.NET applications Experience with OO design patterns Experience with Agile/Scrum Experience working with SCM More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Fullstack Developer Senior (Java/Kotlin + Javascript/Typescrypt + Cloud)

Lisboa, Portugal
NUMEN
não perca a oportunidade de participar desse processo seletivo Responsabilidades e Atribuições • Working in the context of automotive IoT you will create, test, deploy and run (DevOps) backend solutions, web-based tools and customer-facing interfaces using modern cloud infrastructure. • You will develop and maintain functionality for Tour and Route planning, focusing on electric vehicles, following agile methodologies. • You … focus on REST APIs and event driven architecture (e.g. Kafka, Kinesis, SQS, MQTT). • Knowledge of HTML5, CSS, SASS, JavaScript, Typescript and JSON as well as how to connect web services considering the REST paradigm. • Experience with JavaScript frameworks (preferably ReactJS). • Relevant knowledge in Java/Kotlin as well as backend frameworks, ideally Spring Boot. • Relevant knowledge … of solutions under consideration of MVVM/MVC design pattern. • Having an Agile and DevOps mindset. • Experience with CI & CD and microservice architectures. • Experience in using and integrating cloud services (preferably AWS) with cloud paradigms like Infrastructure-as-code, PaaS, alerting and monitoring is a plus. Idiomas Inglês: Avançado Informações Adicionais Very good English skills, both written and spoken. More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Application Support Engineer

Birmingham, England, United Kingdom
TXP
TXP. We help businesses and organisations move forward, at pace and at scale. We believe in the transformative power of combining technology and people. By providing consulting expertise, development services and resourcing, we work closely with organisations to solve their most complex business problems. Our work transforms organisations – and we take that responsibility seriously. We focus on success, pursue … and formulate recommendations to prevent future repeated issues Review Alerting & Monitoring requirements from production perspective are addressed in every project and system under change Relevant Technical Experience Strong C# web background , NET , MVC, Razor, AJAX HTML/CSS, JavaScript, Knockout, JQuery, Angular Entity Framework, Temporal DB WCF, web services, Microservices, Web APIs Thorough understanding of SQL More ❯
Posted:

Salesforce Sales Cloud Senior Developer / Team Lead

Netherlands
InterEx Group
a related field. Proven experience as a Salesforce Sales Cloud Developer, with a track record of successful implementations. Strong understanding of Salesforce Sales Cloud architecture and components. Proficiency in web development technologies such as HTML, CSS, JavaScript, and AJAX. Experience with agile development methodologies and tools (e.g., Scrum, JIRA). Excellent problem-solving skills and the ability to work … skills. Experience in various industry sectors is a plus. Salesforce Sales Cloud certification is desirable. Desired Skills: Familiarity with backend technologies such as Node.js, Java, or .NET. Knowledge of web services (REST/SOAP) and integration techniques. Experience with version control systems (e.g., Git). Understanding of CRM best practices and sales processes. What We Offer: Competitive salary More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Digital Delivery Senior Developer

Newport
Hybrid / WFH Options
Intellectual Property Office
Apply before 11:55pm on Monday 7th July 2025 The IPO is a modern organisation which depends on its IT services to operate and innovate effectively. In order to provide up to date services to our customers both nationally and internationally systems need to be developed, improved and maintained. You will have the opportunity to work on the … to stakeholders Identify and manage defects, incidents, risks and issues in line with IPO standards Work within a multi-disciplinary team to deliver highly user focused and successful digital services ensuring governance standards are adhered to Implement toolkits and APIs for purposes such as integration, performance optimisation, security and scalability Keeping an open mind and exploring innovative ways to … Agile Experience of working with cloud technologies including Azure Working knowledge of Azure DevOps Experience with Git Advocate of DevOps principles Essential Technical Excellent understanding of C# Experience in Web Services and/or RESTful APIs Has a good understanding of architectural principals with design patterns such as SOA and Micro-Services Experience of writing SQL statements More ❯
Employment Type: Permanent
Salary: £46,262 - £59,906
Posted:

Senior Software Engineer

Oldham, Lancashire, United Kingdom
Hybrid / WFH Options
Velociti Solutions Limited
and maintaining existing solutions. You will contribute to planning activities whilst aligning your workload to team delivery timescales. Responsibilities Develop the next generation of our software using the latest web technologies with standard design patterns and practices, all in an agile environment Architect and write clean, documented, testable and scalable code adding new functionality to our solutions, as well … code, patterns, practices and methodologies Act as a point of escalation and troubleshooting within the development team, shaping the team ethos and mentoring junior developers Delivery of enterprise-quality, web-based, API-driven solutions Making a key contribution to Scrum events; Daily Stand-Ups, Sprint Reviews, Backlog Refinement workshops, and Sprint Retrospectives Develop new features across and maintain all … React, Vue, and Angular Strong skills programming with JavaScript/TypeScript Strong C# programming skills with demonstrable expert-level knowledge of the .NET Framework Accomplished in developing websites and web applications using ASP.NET (MVC, Web API) Able to deliver low-latency web services and APIs with a solid understanding of the REST architectural style Knowledge of More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Java Developer with Security Clearance

Nebraska, United States
TEKsystems c/o Allegis Group
Gradle, GIT, JUnit, Selenium, JIRA • Experience with JavaScript Frameworks/Libraries (Ext JS, React/Angular/Vue), CSS, and HTML • Experience with CI/CD Pipelines • Experience with Web Services (REST) or JSON/XML Job Description: We are seeking a talented and motivated Java Developer to join our team supporting the GSPS2 program at Offutt Air … Force Base. This role involves developing and testing full-stack Java-based web applications in an Agile/DevSecOps environment, supporting mission systems for the Intelligence, Global Strike, and Nuclear Planning communities. Additional Skills & Qualifications: • Strong communication skills and professionalism, as the team frequently interacts with the PM and government officials. • Quick learners who can adapt to a fast More ❯
Employment Type: Permanent
Salary: USD 145,600 Annual
Posted:

Senior .NET Developer with Security Clearance

Fairfax, Virginia, United States
Plateau Grp DBA Plateau Software
analytical & problem-solving skills and ability to work with minimal supervision Design and develop new features and/or maintain existing applications developed on C# with MVC Architecture REST web services (ASP.NET Web API) .NET Core MVC.Net Entity Framework or Entity Framework Core(EF Core) Angular 8+ SQL Server Azure DevOps Pipelines for Build/Release Automation More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

4424 - Full Stack Developer with Security Clearance

Boerne, Texas, United States
Procession Systems
or similar) Experience using DevOps tools and continuous integration/continuous deployment (CI/CD) automation (Jenkins, Nexus, CloudFormation, Puppet, Chef, Ansible, or similar). Demonstrated experience creating RESTful web services CLEARANCE: Secret minimum More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Developer

Glasgow, United Kingdom
Hybrid / WFH Options
Hymans Robertson LLP
with: Object-oriented development patterns and approaches primarily in delivering C# .NET solutions Microsoft development stack and Azure Cloud computing technologies, including many of the following: ASP.NET & ASP.NET Core Web Services architecture Service-oriented architectures Microservices CQRS APIs SQL Server/Transact SQL Testing frameworks such as NUnit, FakeItEasy, and SpecFlow Git & Azure DevOps Message brokers (e.g., Azure More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Developer

Edinburgh, United Kingdom
Hybrid / WFH Options
Hymans Robertson LLP
with: Object-oriented development patterns and approaches primarily in delivering C# .NET solutions Microsoft development stack and Azure Cloud computing technologies, including many of the following: ASP.NET & ASP.NET Core Web Services architecture Service-oriented architectures Microservices CQRS APIs SQL Server/Transact SQL Testing frameworks such as NUnit, FakeItEasy, and SpecFlow Git & Azure DevOps Message brokers (e.g., Azure More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior MuleSoft Developer

Spain
Glocomms
or a related field. Minimum of 5 years of experience in integration development, with at least 3 years using MuleSoft. Strong understanding of RESTful APIs, RAML, JSON, XML, and web services. Proficiency in Java or other object-oriented programming languages. Experience with MuleSoft components such as API Manager, Runtime Manager, and Anypoint Exchange. Familiarity with CI/CD pipelines More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

integration Engineer - SQL Server / Web and API development.

London, England, United Kingdom
Xcede
Integration Engineer – SQL Server/Web & API Development 📍 Location: UK Remote 📅 Contract Length: Initial 6 months + extensions 💷 SDS: Inside IR35 🚀 Start Date: ASAP We're hiring an experienced Integration Engineer to support a large-scale enterprise transformation project, working across data platforms, web services, and custom APIs. This is a hands-on technical role ideal for … Engineer • Strong SQL Server skills (procedures, views, table design, indexing, optimisation) • Solid background in .NET Framework/.NET Core for API and backend development • Understanding of JavaScript and modern web service architectures • Familiar with both REST and SOAP API design and consumption • Confident working with XML/XSL/JSON for data formatting and transformation • Experience with cloud services More ❯
Posted:

integration Engineer - SQL Server / Web and API development.

Other, United Kingdom
Hybrid / WFH Options
Xcede
Integration Engineer SQL Server/Web & API Development ?? Location: UK Remote ?? Contract Length: Initial 6 months + extensions ?? SDS: Inside IR35 ?? Start Date: ASAP We're hiring an experienced Integration Engineer to support a large-scale enterprise transformation project, working across data platforms, web services, and custom APIs. This is a hands-on technical role ideal for … Engineer Strong SQL Server skills (procedures, views, table design, indexing, optimisation) Solid background in .NET Framework/.NET Core for API and backend development Understanding of JavaScript and modern web service architectures Familiar with both REST and SOAP API design and consumption Confident working with XML/XSL/JSON for data formatting and transformation Experience with cloud services More ❯
Employment Type: Contract, Work From Home
Rate: £300 - £350 per day, Benefits Fully Remote / UK OR EU
Posted:

integration Engineer - SQL Server / Web and API development.

South East London, England, United Kingdom
Xcede
Integration Engineer – SQL Server/Web & API Development Location: UK Remote Contract Length: Initial 6 months + extensions SDS: Inside IR35 Start Date: ASAP We're hiring an experienced Integration Engineer to support a large-scale enterprise transformation project, working across data platforms, web services, and custom APIs. This is a hands-on technical role ideal for … Engineer • Strong SQL Server skills (procedures, views, table design, indexing, optimisation) • Solid background in .NET Framework/.NET Core for API and backend development • Understanding of JavaScript and modern web service architectures • Familiar with both REST and SOAP API design and consumption • Confident working with XML/XSL/JSON for data formatting and transformation • Experience with cloud services More ❯
Posted:

Web Developer/Designer II with Security Clearance

Aberdeen Proving Ground, Maryland, United States
Agile Defense, Inc
advanced technologies, elite minds, and unparalleled agility-leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation's vital interests. Requisition #: 978 Job Title: Web Developer/Designer II Location: 6560 Surveillance LP, Building 6007 Aberdeen Proving Ground, Maryland 19734 Clearance Level: Active DoD - Interim Secret Required Certification(s): • Must be able to obtain … change and adaptation, always responding to enable deployment of new capabilities, while assuring current capabilities are at an optimal state of readiness throughout globally deployed and networked assets. The Web Developer is responsible for creating and maintaining a variety of websites or web-based applications to support helpdesk operations and information technologies teams. JOB DUTIES AND RESPONSIBILITIES The … Web Developer will: • Create, maintain, and enhance the functionality of large-scale websites and web-based applications. • Determine technical requirements by analyzing customer needs. • Work with teams to resolve issues, prioritize needs, develop criteria, and choose solutions. • Write and evaluate code to ensure it meets industry standards, is valid, properly structured, and well documented. QUALIFICATIONS Required Certifications • Must More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Dotnet Developer

Antwerpen, Belgium
Sparagus
Start Date: ASAP Language Requirements: Fluency in Dutch is a must DESCRIPTION You develop software in .NET (C#) Development activities for projects related to: Decommissioning Changes Code review of Web development Contribution to the maintenance of existing .NET applications (.NET Framework) (e.g., WinForms) TASKS Maintain & implement ICT solutions within the agreed period and quality Develop in the Microsoft .NET … AND EXPERIENCE Medior to senior (10+ years of relevant experience) Significant experience in .NET programming with focus on back office development Broad IT knowledge and interest - familiarity with SOA, Web services, unit testing, inheritance, Stored Procedures Strong planning skills; result-driven; challenges the AS-IS Accurate, meticulous, and solution-oriented Communicative and a team player Hands-on mentality … development processes Work experience with offshore teams Experience in Agile methodology and DevOps culture TECHNICAL SKILLS Windows Service in C# WCF/SOAP T-SQL knowledge (must) COM+ & Windows services (basic knowledge) Client-server architecture Understanding of XML/XSD/WSDL/SOAP/REST and JSON Experience in Web technologies: ASP.NET Web Forms, Silverlight with More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Full Stack Developer

Sunnyvale, California, United States
Global Channel Management, Inc
Senior Full Stack Developer requires: Experience with client-side technologies HTML, CSS, JavaScript, XML, AngularJS. Proficiency with RESTful APIs and . Background in web services and system integrations. Relational and NoSQL databases. Experience with DevOps practices and CI tools (Jenkins, Maven, ANT). Knowledge of version control systems GitHub. Strong software development model understanding and application/infrastructure … other story/sprint tracking tools. 1+ years experience with marketing automation or lead generation tools. Experience integrating with Marketo and/or Salesforce (SFDC).Strong understanding of hosted services-to-on-premises integrations. Experience or understanding of JMS (Java Messaging Service). Senior Full Stack Developer duties: Build web services and integrations using Snaplogic, Splunk, JSON … team to deliver functional features. Research and integrate open-source technologies into the engineering stack. Write unit test code and participate in design/code/test reviews. Deploy services and perform end-to-end testing. Partner with engineers and product managers to align development with business goals. Work with security teams to ensure secure development practices. Debug and More ❯
Employment Type: Any
Salary: USD 60 Hourly
Posted:

Senior Full Stack Developer

San Jose, California, United States
Global Channel Management, Inc
requires: Experience with client-side technologies HTML, CSS, JavaScript, XML, AngularJS. Proficiency with RESTful APIs and HTTP-based integrations. Strong experience with Snaplogic, Splunk, JSON, and HTML. Background in web services and system integrations. Relational and NoSQL databases. Experience with DevOps practices and CI tools (Jenkins, Maven, ANT). Knowledge of version control systems GitHub. Strong software development … other story/sprint tracking tools. 1+ years experience with marketing automation or lead generation tools. Experience integrating with Marketo and/or Salesforce (SFDC).Strong understanding of hosted services-to-on-premises integrations. Experience or understanding of JMS (Java Messaging Service). Senior Full Stack Developer duties: Build web services and integrations using Snaplogic, Splunk, JSON … team to deliver functional features. Research and integrate open-source technologies into the engineering stack. Write unit test code and participate in design/code/test reviews. Deploy services and perform end-to-end testing. Partner with engineers and product managers to align development with business goals. Work with security teams to ensure secure development practices. Debug and More ❯
Employment Type: Any
Salary: USD Annual
Posted:

SharePoint Developer with Security Clearance

Washington, Washington DC, United States
TMC Technologies
our team in Washington, D.C.Due to contract regulations you will need an active Top Secret clearance to be considered. The SharePoint Developer will be responsible for: Contractor shall develop web parts, features, SP Apps, InfoPath forms, timer jobs, and applications for SharePoint Subscription Edition (SE) and/or Office 365/SharePoint Online. Contractor shall develop server-side code … using .NET technologies with VB.net, C# and/or ASP.NET. Contractor shall develop client-side code for web applications using HTML, jQuery, JavaScript, CSS, PHP and other technologies. Contractor shall leverage web services to access data from other systems. Contractor shall use strong communications and interpersonal skills. Contractor shall leverage excellent problem solving, design, coding and debugging … Contractor shall understand various types of life cycle development including Agile/Scrum lifecycles Preferred Experience Preferred that the contractor has previous FBI experience. Preferred experience creating and consuming Web Services. Preferred InfoPath and Forms Services experience. Preferred SQL Server and 2012 Reporting Services and Integration Service experience. Preferred .NET 4.0+ experience. Preferred windows workflow foundation experience. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Full stack Java Developer with Security Clearance

Bellevue, Nebraska, United States
TEKsystems c/o Allegis Group
TEKsystems has an immediate need for a cleared Full Stack Java developer. Experience developing and testing full-stack Java-based web applications in an Agile/DevSecOps team environment Top Skills Details 1. Java/JEE SW development experience, knowledge of JEE design patterns and JEE best practices. 2. Experience with GWT, Ext JS, JavaScript/JSP and Struts …/Spring. 3. Experience with web services application servers (e.g. Oracle, Tomcat, and Weblogic). 4. Experience with rich presentation layer, strong comprehension of UI, Eclipse, JUnit. 5. Solid application, development and architecture skills including knowledge of model driven development, common presentation frameworks, proper layering/separation of responsibility techniques. Desired Skills: - Familiarity with development tooling Eclipse, Jenkins … Gradle, GIT, JUnit, Selenium, JIRA - Experience with JavaScript Frameworks/Libraries (Ext JS, React/Angular/Vue), CSS, and HTML - Experience with CI/CD Pipelines - Experience with Web Services (REST) or JSON/XML experience. Clearance Level: Top Secret - can start with a secret and will upgrade to a TS This role will be 100% on More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Java Developers (various roles mid to senior) - Software HouseREF 959

Leeds, Yorkshire, United Kingdom
Hybrid / WFH Options
Interface Recruitment UK
/Social Care Java Developers (numerous roles from junior/mid to senior levels) Education Requirements Preferred: Commercial experience and degree but not essential Experience Requirements Java, Javascript, XML, Web Services plus the below Industry Health Job Location Leeds, LS15 Qualifications Any industry development related Responsibilities Development of front end and back end systems Skills Java, Javascript, XML … Web Services plus the below Work Hours Work from home at the moment, then a transition to 1 day per week. Salary: £40,000 - £75,000 Benefits: Private Healthcare Free Parking Employer Contributed Pension Income Protection Life Assurance Generous Bonus Scheme Holidays and Stat Hols Rural environment Opportunity This caring and collaborative organisation enjoys some of the best … rates in the industry. They are looking to take their application global as they have just won a major contract with the Australian Government to provide social care software services to the Northern Territories. They also provide fostering and social care services via their software to the entire UK market. This is your chance to work for an More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

.NET Developer

City Of London, England, United Kingdom
Hybrid / WFH Options
Hays
My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience as a C# .Net Developer with working knowledge of a Government Digital … Service (GDS) environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge More ❯
Posted:

NET Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Hays Technology
My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience as a C# .Net Developer with working knowledge of a Government Digital … Service (GDS) environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/solid etc) Prior use of RDBMS, e.g. Oracle, MySQL or Postgres Experience in Test-Driven Development (TDD), unit testing and unit testing frameworks Strong knowledge More ❯
Employment Type: Permanent
Salary: £50000 - £60000/annum Competitive + Benefits Package
Posted:
Web Services
10th Percentile
£42,375
25th Percentile
£50,000
Median
£65,000
75th Percentile
£80,000
90th Percentile
£102,500