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Haystack

Haystack

www.haystackapp.io

39 Jobs

20 Employees

About the Company

Discover Haystack - the UK's fastest growing tech hiring marketplace.

Driven by our award-winning mobile app and web platform, Haystack connects active and passive tech talent directly with hiring managers and talent acquisition teams.

We're trusted by over 150,000+ UK-based techies, working in Software Engineering, Data, Design, DevOps, Cloud, Tech Management, Testing, Product & Delivery, Architecture and more.

100s of employers from startups and scale-ups like Atom Bank, DuckDuckGo and Football Radar to established enterprises like American Express, Dunelm and Raytheon use Haystack to discover tech talent that they can't find anywhere else.

Listed Jobs

Company background Company brand
Company Name
Haystack
Job Title
Python Developer
Job Description
Job Title: Python Developer Role Summary: Build and maintain healthcare interoperability solutions using HL7 v2 and FHIR standards, focusing on data exchange between EHR systems and internal services. Expectations: * Deliver robust, secure integration pipelines in a fast‑paced environment. * Collaborate across development, QA, and DevOps to ensure reliable deployment and monitoring. Key Responsibilities: * Develop and maintain HL7 v2 and FHIR-based integration pipelines. * Implement and support RESTful FHIR APIs for internal and external use. * Enable bi‑directional data exchange with EHR systems such as Epic and Cerner. * Collaborate with DevOps teams for deployment, monitoring, and troubleshooting of integrations. Required Skills: * 3+ years of Python development experience. * 2+ years of experience with healthcare interoperability standards (FHIR, HL7 v2). * Proficiency with Python web frameworks (FastAPI, Flask, or Django). * Strong knowledge of RESTful API design and integration patterns. * Familiarity with data transformation, error handling, and logging in integration contexts. * Ability to work collaboratively in cross‑functional teams. Required Education & Certifications: * Bachelor’s degree in Computer Science, Software Engineering, or related field (preferred). * Certifications in Python programming or healthcare interoperability (e.g., HL7 FHIR certification) are a plus.
Trenton, United states
Hybrid
Junior
04-01-2026
Company background Company brand
Company Name
Haystack
Job Title
Salesforce Engineer
Job Description
Job Title: Senior Salesforce Engineer Role Summary: Design, develop, and maintain Salesforce solutions, focusing on custom configurations, Apex code, and integrations with external cloud systems. Collaborate with cross‑functional teams to deliver high‑performance, scalable features that meet business needs. Expactations: - Leverage advanced Salesforce development tools (Apex, Visualforce, Lightning Components, APIs). - Apply best‑practice design patterns and ensure code quality through peer reviews and automated testing. - Drive continuous delivery through version control, CI/CD workflows, and deployment automation. - Maintain alignment with Salesforce release schedules and compliance standards. Key Responsibilities: - Collaborate with internal stakeholders to define functional and performance requirements. - Configure and code solutions in sandbox environments, using declarative tools and programmatic interfaces. - Design and execute Salesforce configuration changes that integrate with internal tracking systems. - Develop integrations with external cloud applications via REST/SOAP APIs, middleware, or custom connectors. - Implement and maintain Apex classes, Triggers, Visualforce pages, Lightning Components, and Workflows. - Establish support mechanisms, documentation, and migration strategies for new features. - Participate in continuous delivery initiatives, using tools such as Git, Jenkins, or similar. - Conduct code reviews, test coverage analysis, and performance tuning. Required Skills: - Proficiency in Apex, Visualforce, Lightning Components, REST/SOAP APIs, and Salesforce configuration. - Experience with Salesforce integrations (Middleware, ETL, API integration). - Knowledge of Salesforce automation tools: Flow, Process Builder, Workflow Rules. - Familiarity with continuous delivery pipelines, version control (Git), and CI/CD tools. - Strong analytical, debugging, and problem‑solving skills. - Excellent communication and stakeholder collaboration abilities. Required Education & Certifications: - Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent professional experience). - 4–6 years of IT experience; 1–3 years focused on Salesforce development, customization, or integration. - 1–3 years with continuous delivery tools and practices. - Salesforce certifications (e.g., Platform Developer I/II, Sales Cloud/Service Cloud Consultant) preferred but not mandatory.
Columbus, United states
Hybrid
Junior
06-01-2026
Company background Company brand
Company Name
Haystack
Job Title
Software Engineer Intern
Job Description
Job title: Software Engineer Intern Role Summary: Entrenched in a structured development training program, the intern will acquire foundational software engineering, data analytics, and project management skills through classroom instruction and hands‑on internships with industry partners. The role emphasizes skill acquisition, professional‑development coaching, and career placement support. Expactations: • Complete all scheduled classroom modules and in‑house training sessions. • Consistently attend internships and meet weekly coaching checkpoints. • Demonstrate progress in technical assignments and professional skill development. • Apply networking and interviewing practices to secure a post‑internship role. Key Responsibilities: • Participate in coursework covering application development, data analytics, and project management. • Execute coding and development tasks during internship placements. • Attend mentorship meetings and career‑development workshops. • Collaborate with peers on group projects and code reviews. • Prepare and refine resume, cover letter, and LinkedIn profile. • Attend interviews and networking events facilitated by program staff. Required Skills: • Strong motivation to learn programming fundamentals. • Basic proficiency in at least one programming language (e.g., Python, Java, C#). • Willingness to work in a team and seek feedback. • Effective written and verbal communication. • Time‑management and deadline adherence. Required Education & Certifications: • High school diploma or GED (or equivalent). • Eligibility to work in the United States. • No bachelor’s degree required.
New york city, United states
On site
Fresher
08-01-2026
Company background Company brand
Company Name
Haystack
Job Title
ServiceNow Developer
Job Description
**Job title:** ServiceNow Developer **Role Summary:** Lead the design, development, and administration of ServiceNow solutions to support enterprise ITSM strategy, focusing on efficiency, security, and user experience within a government environment. **Expectations:** - Deliver high‑quality, scalable ServiceNow applications and integrations that align with business requirements and ITIL best practices. - Maintain system integrity, security, and compliance while managing global change and upgrades. - Serve as the senior technical resource for ServiceNow projects and initiatives. **Key Responsibilities:** - Design, develop, and implement custom queries, reports, dashboards, and KB articles in ServiceNow. - Configure and administer ServiceNow modules, forms, workflows, and security controls. - Build scoped applications, service portals, and integration solutions using REST/SOAP APIs. - Collaborate with business analysts and stakeholders to translate functional requirements into technical solutions. - Conduct code reviews, unit testing, and troubleshoot production issues. - Provide subject‑matter expertise for IT initiatives, maintainers audits, and system enhancements. **Required Skills:** - 8+ years of ServiceNow developer and administrator experience. - Proficient in JavaScript, HTML, CSS, Jelly, HTTP, XML, REST, and SOAP. - Deep knowledge of ServiceNow platform architecture, scripting, tables, and workflow engine. - Understanding of ITIL principles; ITIL Certificate preferred. - Familiarity with change management, release management, and performance tuning. - Strong analytical, communication, and documentation skills. **Required Education & Certifications:** - Certified ITIL Foundation or equivalent (preferred). - US citizenship required to obtain Top Secret clearance.
Washington dc-baltimore, United states
Hybrid
Senior
11-01-2026