Permanent API Development Job Vacancies

151 to 175 of 195 Permanent API Development Jobs

Senior Developer/ Dynamics 365/Power App Architect with Security Clearance

Bethesda, Maryland, United States
Hybrid / WFH Options
Constellation Software Engineering
requires a developer who thrives on building end-to-end solutions, from custom web applications to model-driven Power Platform implementations. JOB RESPONSIBILITIES Lead all phases of the Software Development Life Cycle (SDLC), including code reviews, team mentoring, resource planning, and delivery oversight. Establish and manage priorities effectively while working independently with minimal supervision. Support the Program Manager in … to translate functional requirements into scalable technical solutions. Diagnose, troubleshoot, and optimize application performance across the full technology stack. Conduct code reviews to enforce best practices and maintain high development standards. REQUIRED QUALIFICATIONS Security Clearance: Eligible for a Secret Clearance. Education: Bachelor's degree required, preferably in Computer Science or a related discipline. Project: 8+ years of direct experience … managing software implementation projects. Dynamics 365 Expertise: 7+ years of hands-on experience in the design, development, customization, implementation, integration, and administration of Microsoft Dynamics 365 solutions (Model-Driven Apps). Certifications: Microsoft Certified Dynamics 365/Power Platform Professional (or equivalent). Implementations: Proven experience with at least 2 full lifecycle D365 CRM implementations (Analysis through Deployment), including More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Engineer

London, United Kingdom
Harvey Nash
impactful features Contribute product ideas and help shape our evolving platform What They're Looking For: 5+ years' experience in software engineering Strong backend skills, system design, and REST API development Product mindset, you care about solving customer problems Pragmatic approach to building resilient, scalable systems Bonus: experience with recommendation engines or event-based systems Perks More ❯
Employment Type: Permanent
Salary: £90,000
Posted:

Full Stack Engineer

United Kingdom
Fanvue LLC
to redefine the creator economy by empowering creators to connect, share, and earn more efficiently. The Role: We're looking for a passionate Full-Stack Engineer to join our API Development team. You will be at the forefront of building Fanvue's third-party API and an innovative app marketplace, allowing users to create and monetize apps … similar to game creation platforms like Roblox, empowering users with self-serve features and alleviating feature request overload. What You'll Do: Design and develop Fanvue's third-party API, enabling external applications to integrate with our platform. Build and maintain an app marketplace where users can host and monetize their applications. Implement self-serve features that empower creators … your technical choices. This role demands a high degree of independence and proactive problem-solving. If your experience is primarily in embedded systems or significantly removed from modern web development, you may find this role challenging. Why Join Fanvue? Named one of The Sunday Times Best Places to Work 2025 . Be part of the fastest-growing, AI-powered More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Digital Product Owner - Fully remote - API

South West, England, United Kingdom
Hybrid / WFH Options
Sanderson
the current platform, gathering requirements from users for new features, relaying to the developers and putting feature requests into the roadmap and managing E2E delivery. Experience Required Technical background, API Development, SDLC Strong understanding of Agile methodologies Ability to work cross-functionally with technical and non-technical teams. Excellent communication, problem-solving, and analytical skills. Familiarity with application More ❯
Employment Type: Full-Time
Salary: £55,000 - £58,000 per annum
Posted:

MuleSoft Developer

London, United Kingdom
IBM Computing
wide network of clients, whom may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long-term career growth and development opportunities in an environment that embraces your unique skills and experience. We offer: Many training opportunities from classroom to e-learning, mentoring and coaching programs and the chance to … an additional 5% of your base salary paid by us monthly to save for your future. Your role and responsibilities As a Senior Salesforce Developer, you will lead the development of custom solutions on the Salesforce platform. You will be responsible for writing Apex code, creating visualforce pages, and implementing integrations. You will have a strong understanding of the … and experience leading successful projects. A Senior Salesforce Developer will have a deep understanding of the Salesforce platform and the ability to develop complex solutions, mentor and lead the development team, troubleshoot and provide technical support to clients. They will also have a solid understanding of web development concepts and languages and keep up-to-date with new More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Product Delivery Manager

Milton Keynes, England, United Kingdom
Hybrid / WFH Options
Graphnet Health
working across the lifecycle of a complex software product SAFe Agile Product Management (or demonstrate an understanding of the principles through experience/application) Demonstrate experience of working with development teams using scaled agile delivery to proactively manage and communicate timelines, milestones, and dependencies. Effective communicator across different stakeholder groups interacting within every level of the business to achieve … responsibility to drive delivery, and uses initiative to solve challenges Comfortable to constructively challenge the norm and suggest improvements Desirable: Technical skills& understanding should include: SQL, .NET, Azure services & API development Experience of integration engines/middleware/messaging solutions Understanding of the requirements for deploying software into a clinical environment Experience in healthcare is a bonus, especially More ❯
Posted:

Senior Software Engineer - Risk and Performance Platform

London, United Kingdom
Bloomberg L.P
our calculation farms. We'll trust you to: Work directly with product owners to build products that our clients use to tackle complex problems Take ownership of technical solutions, development and delivery to production Develop in all levels of an application stack, from the client to server side Be open to learning and using any language needed for the … ability to collaborate effectively across different stakeholders We'd love to see: Design experience in distributed systems Experience in harnessing approximation methodologies to increase scalability Experience in clients' facing API development using Rest Experience in producing technical requirements for financial products Bloomberg is an equal opportunity employer and we value diversity at our company. We do not discriminate More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Risk and Performance Platform

New York, United States
Bloomberg
our calculation farms. We'll trust you to: Work directly with product owners to build products that our clients use to tackle complex problems Take ownership of technical solutions, development and delivery to production Develop in all levels of an application stack, from the client to server side Be open to learning and using any language needed for the … ability to collaborate effectively across different stakeholders We'd love to see: Design experience in distributed systems Experience in harnessing approximation methodologies to increase scalability Experience in clients' facing API development using Rest Experience in producing technical requirements for financial products Salary Range = 160000 - 240000 USD Annually + Benefits + Bonus The referenced salary range is based on More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Architect

London, United Kingdom
Ventula Consulting Limited
background as a Software Architect or Lead Engineer. Strong experience with Swift, particularly in mobile app development. Strong Experience working with APIs Exposure to Swift Vapor for server-side API development (desirable, not essential). Proficiency in modern JavaScript/TypeScript stacks Node.js, Angular. Experience in small or mid-sized software companies. Strong communication and collaboration skills. Salary More ❯
Employment Type: Permanent
Salary: £85,000
Posted:

Senior Software Engineer

Sunnyvale, California, United States
Softworld Inc
Full Cycle Engineering Experience working with and possessing knowledge of merge methodologies using version control systems like GitLab, BitBucket etc Experienced in database technologies : Oracle, RDS, DynamoDB Expert in API development, Usage of test harnesses, giving technical direction to fellow engineers and ability to write extensive architecture and design documents Excellent troubleshooting and issue resolution skills. Quickly isolates More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

AI Solutions Engineer

London, United Kingdom
McGregor Boyall Associates Limited
LangChain, LlamaIndex, or similar technologies Advanced programming skills in Python or JavaScript for rapid prototyping and system integration Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development Practical knowledge of vector databases and embedding technologies for RAG system implementation Outstanding interpersonal skills - capable of converting business challenges into technical AI strategies Background in agile More ❯
Employment Type: Permanent
Salary: £95,000
Posted:

AI Solutions Engineer

London, South East, England, United Kingdom
McGregor Boyall
LangChain, LlamaIndex, or similar technologies Advanced programming skills in Python or JavaScript for rapid prototyping and system integration Familiarity with workflow automation solutions (UiPath, Power Automate, Zapier, n8n) and API development Practical knowledge of vector databases and embedding technologies for RAG system implementation Outstanding interpersonal skills - capable of converting business challenges into technical AI strategies Background in agile More ❯
Employment Type: Full-Time
Salary: £85,000 - £95,000 per annum
Posted:

IT Platform Engineer Senior

College Park, Maryland, United States
University of Maryland
and APIs. - Write scripts in Python, PowerShell, and Bash to automate processes. - Build and deploy applications using Node.js. - Implement CI/CD pipelines and manage source control for efficient development workflows. - Administer Identity & Access Management using EntraID. - Ensure security and compliance using Microsoft Defender and Purview, adhering to NIST, CUI, HIPAA, and FERPA standards. This position is considered essential … Azure AI - Hands-on experience with infrastructure-as-code tools (Terraform, Puppet, Ansible, Chef). - Experience with Python, PowerShell, Bash scripting, and Node.js. - Familiarity with CI/CD pipeline development and source control (e.g., Git). - Expertise in Entra ID for Identity & Access Management. - Experience with microservices architecture and API development. - Strong problem-solving skills and ability to More ❯
Employment Type: Permanent
Salary: USD 177,120 Annual
Posted:

Coupa System Administrator - Charlotte, NC

Charlotte, North Carolina, United States
Digital Technology Solutions
DTS is looking for Coupa System Administrator for our direct client Position in Charlotte, NC Top Skills: Supply Chain industry experience - ex - best practices; Other CLM tools/functionality API Integration Development. Must have excellent communication skills - both verbal and written Job Description: Coupa System Administrator and API Development - Qualifications: Bachelor's degree in Computer Science, Information … years of hands-on experience administering and configuring Coupa applications Strong understanding of Coupa modules such as Procurement, Invoicing, Expenses, and Supplier Management Experience with Coupa integrations (e.g., via API, flat files, middleware) Familiarity with workflow configuration, custom fields, and reporting within Coupa Experience working in enterprise-level environments Strong communication and stakeholder management skills Preferred: Experience with Coupa More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Technical Project Manager

Guildford, Surrey, United Kingdom
Hybrid / WFH Options
Faith Recruitment
clients. The Role Take ownership of planning and delivering integrations across multiple platforms. You'll collaborate with remote developers, internal stakeholders and client IT teams, while shaping a standard API framework and creating reusable documentation. Key Duties: Scope, plan and manage integrations from discovery to go-live Translate business needs into clear developer specifications Oversee API development … compliance and strong data security Produce integration guides and templates for future projects About You Proven experience managing B2B system integrations (ERP, e-commerce, order management or similar) Solid API knowledge (REST/GraphQL/EDI) and data mapping skills Confident project manager (Agile/Prince2 a plus) Excellent communicator, able to bridge technical and non-technical teams UK More ❯
Employment Type: Permanent
Salary: £65000 - £75000/annum
Posted:

API and LCNC Architect

London, United Kingdom
N Consulting Limited
LocationBloomsbury Square, London, United Kingdom# API and LCNC Architect at N Consulting LtdLocationBloomsbury Square, London, United KingdomSalary£400 - £460/dayJob TypeContractDate PostedSeptember 16th, 2025Apply Now API and LCNC Architect Remote (UK-based) 6-Month Contract (extension based on performance, ongoing project) About the Role We are seeking an API and Low-Code/No-Code (LCNC … third-party applications. Key Responsibilities Architecture & Strategy Design end-to-end integration blueprints and roadmaps.Evaluate and recommend LCNC and iPaaS platforms (e.g., MuleSoft, Dell Boomi, Microsoft Power Platform).Define API strategy, including design, development, and management standards.Collaborate with business and technical stakeholders to translate requirements into scalable solutions. Design & Development Create detailed technical designs for integration flows … API logic, and data mapping.Provide technical leadership for developers and citizen developers using LCNC platforms.Design, develop, and deploy APIs with gateways and management platforms, ensuring robust security and versioning.Monitor, optimize, and troubleshoot integration processes for performance and reliability. Governance & Standards Establish and enforce best practices, standards, and governance for LCNC and API development.Ensure compliance with security, data governance More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Deployed Engineer

London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have (not essential): Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Permanent
Salary: £50000 - £75000/annum
Posted:

Forward Deployed Engineer

London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Permanent
Salary: £50000 - £75000/annum
Posted:

Forward Deployed Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Full-Time
Salary: £50,000 - £75,000 per annum
Posted:

Data Engineer - SaaS Start-up

London, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Permanent
Salary: £50000 - £75000/annum
Posted:

Deployed Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have (not essential): Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Full-Time
Salary: £50,000 - £75,000 per annum
Posted:

Data Engineer - SaaS Start-up

London, South East, England, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
maintainable pipelines Quick learner with a passion for new technologies Experience in startups or top-tier consultancies is a plus Nice to Have: Familiarity with dashboarding tools, Typescript, and API development Exposure to Airflow, DBT, Databricks Experience with ERP (e.g. SAP, Oracle) and CRM systems What's On Offer: Salary: £50,000-£75,000 + share options Hybrid More ❯
Employment Type: Full-Time
Salary: £50,000 - £75,000 per annum
Posted:

Mid/Senior Java Full Stack Developer

London, United Kingdom
Emergn
and enforce coding standards and best practices. Troubleshoot, debug and optimize applications for performance and scalability. You're a perfect fit if you have: Extensive professional experience in Java development . Experience with front-end technologies (preferably VueJS or Angular or React) and RESTful API development. Proven experience with Microservices and JWT OAuth 2. Expertise with PostgreSQL Database. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

Dublin, Ireland
Hybrid / WFH Options
Murex
is a global fintech leader in trading, risk management and processing solutions for capital markets.Operating from our 19 offices, 3 000 Murexians from over 60 different nationalities ensure the development, implementation and support of our platform which is used by banks, asset managers, corporations and utilities, across the world.Join Murex and work on the challenges of an industry at … in a people-centric environment.You'll be part of one global team where you can learn fast and stay true to yourself. The team: We are the Risk Control Development Team, part of the ERM (Enterprise Risk Management) domain in the Risk and Buy-Side group within the global development department. Our mission is to build and maintain … of collaboration, exploration, and continuous learning. The team is comprised of developers, business analysts and quality assurance members across our Dublin, Paris and Beirut sites Key Responsibilities: Design and Development: Lead the design and development of backend systems using Java, ensuring high performance, scalability, and reliability. Risk Control Solutions: Develop and implement risk control solutions that monitor, detect More ❯
Employment Type: Permanent
Salary: EUR 125,000 - 150,000 Annual
Posted:

Senior Software Engineer

Edinburgh, Midlothian, Scotland, United Kingdom
Hybrid / WFH Options
Bright Purple Resourcing
Offer Fully remote within the UK 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 processes Mentor engineers and … and non-technical stakeholders to design effective systems About You Extensive experience with C#, .NET, and SQL Strong expertise in Azure and 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-on experience with CI/ More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:
API Development
10th Percentile
£45,000
25th Percentile
£52,188
Median
£70,000
75th Percentile
£87,500
90th Percentile
£100,000