Harrington Starr

About the Company

Harrington Starr is a multi-award winning financial technology recruitment business based in London, Belfast and New York City. Founded in 2010, we are specialists in technology, change & transformation and sales recruitment and have helped clients and candidates across 5 continents.

Our diverse range of clients include banks, hedge funds, vendors, service providers, payment providers, asset managers, start-ups, disruptors and many more. The one thing they have in common though is that they trust Harrington Starr with their most important asset: people.

We are passionate about helping our customers grow their teams, their brands, their networks and their careers. After all, your success is our business! Speak to us today to see how we can help.

We take your privacy very seriously and as such, we want to be as transparent as possible. To read more, head over to our Privacy Policy for more details by visiting our website.

Listed Jobs

Company Name

Harrington Starr

Job Title

Senior ETRM Developer

Job Description

Job title: Senior ETRM Developer Role Summary: Lead development of integrated Endur solutions (JVS/OpenComponents) across the entire trade lifecycle—trading, risk, and operations—ensuring robust design, implementation, and production release. Expectations: Deliver complete Endur workstreams, troubleshoot live incidents, drive platform enhancements, and effectively communicate with front‑office users and offshore teams. Key Responsibilities: - Own Endur development workstreams from requirement gathering to production deployment. - Design, build, and maintain STP, PnL, and risk modules in Endur. - Develop and support custom web interfaces, REST APIs, Kafka streams, DMS transactions, Crystal Reports, and Tomcat deployments. - Provide hands‑on technical support and resolve production incidents. - Lead discussion sessions with business stakeholders and offshore developers. Required Skills: - Expert proficiency in Endur (JVS or OpenComponents) with strong Java engineering background; .NET/C# transferable. - Advanced SQL and Oracle database expertise. - Knowledge of RESTful APIs, Kafka, DMS, Crystal Reports, Tomcat. - Deep understanding of the ETRM trade lifecycle and associated business processes. - Strong troubleshooting and problem‑solving capabilities. - Independent ownership mindset with ability to drive delivery to completion. Required Education & Certifications: - Bachelor’s degree in Computer Science, Information Systems, Engineering, or a related field (or equivalent professional experience). - Familiarity with Endur, JVS/OpenComponents, and energy trading systems; certifications in these platforms are an advantage but not mandatory.

London, United kingdom

Hybrid

Senior

09-03-2026

Company Name

Harrington Starr

Job Title

Dotnet Developer

Job Description

Job Title: .NET Developer Role Summary: Develop, maintain, and support C#/.NET business intelligence applications for a finance‑focused enterprise, integrating with SQL Server and Oracle databases and ensuring robust production stability. Expectations: Deliver technical solutions aligned with business needs, adhere to change management and release procedures, provide reliable out‑of‑hours support, and collaborate effectively across distributed teams. Key Responsibilities - Design, code, and maintain C#/.NET applications for BI systems. - Translate business requirements into technical specifications and architecture designs. - Author and optimize T‑SQL and PL/SQL scripts for data extraction, transformation, and analysis. - Deploy and support web and Windows applications, collaborating with DBAs and infrastructure teams. - Troubleshoot production incidents, perform root‑cause analysis, and apply timely fixes. - Participate in change management, QA, unit testing, and documentation activities. Required Skills - Proficient in C# and the .NET Framework (Windows and Web applications). - Strong command of SQL Server (T‑SQL) and Oracle (PL/SQL). - Experience with application deployment, environment maintenance, and Citrix hosting. - Knowledge of unit testing, QA processes, and technical documentation. - Ability to diagnose and resolve issues across servers, databases, and distributed environments. Required Education & Certifications - Bachelor’s degree in Computer Science, Software Engineering, or related field (preferred). - Professional certifications (e.g., Microsoft Certified: Azure Developer Associate, MCSD) are a plus.

London, United kingdom

Hybrid

09-03-2026

Company Name

Harrington Starr

Job Title

DevOps Engineer

Job Description

**Job title:** DevOps Engineer / Cloud Engineer **Role Summary:** Design, build, and automate scalable AWS cloud infrastructure using IaC tools. Continuously refine and extend automation across on‑prem and cloud environments, integrating infrastructure changes with CI/CD pipelines and collaborating closely with development and infrastructure teams. **Expectations:** - Demonstrate initiative in process optimization and technology adoption. - Deliver robust, high‑availability solutions that enhance platform reliability and efficiency. - Communicate effectively with cross‑functional teams and maintain clear documentation of changes. **Key Responsibilities:** - Develop and maintain Terraform modules for AWS resources, ensuring idempotent, reusable code. - Implement CI/CD pipelines to automate build, test, and deployment of infrastructure changes. - Use Ansible to provision and configure on‑prem and cloud workloads, applying configuration drift prevention. - Monitor and troubleshoot infrastructure performance, applying tuning and security hardening. - Collaborate with Dev, Ops, and Security teams to roll out new services, features, and compliance controls. **Required Skills:** - Strong Linux system administration experience. - Expertise in Infrastructure as Code (IaC) with Terraform and Ansible. - Proficient in AWS services (EC2, VPC, RDS, IAM, CloudFormation). - Programming/scripting in Python. - Familiarity with CI/CD tooling (GitHub Actions, Jenkins, GitLab CI, etc.). - Ability to write clear technical documentation and automate routine tasks. **Required Education & Certifications:** - Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent practical experience). - AWS Certified Solutions Architect – Associate or better (preferred). - DevOps certifications (e.g., Docker, Kubernetes, Terraform Associate) are a plus.

London, United kingdom

Hybrid

11-03-2026

Company Name

Harrington Starr

Job Title

Cloud and DevOps Engineer

Job Description

Job title: Cloud and DevOps Engineer Role Summary: Design, automate, and maintain hybrid cloud and on‑prem infrastructure for high‑performance trading systems. Manage CI/CD pipelines, support Linux environments, and enhance system reliability across AWS and GCP platforms. Expactations: Expect to deliver scalable, secure infrastructure solutions; drive automation; collaborate with engineering teams to bring new technologies to production; and continuously improve platform architecture and reliability. Key Responsibilities: - Design and automate hybrid cloud infrastructure on AWS and GCP using Terraform. - Build, maintain, and optimize CI/CD pipelines and deployment workflows. - Collaborate with development and product teams to productionize new solutions. - Support, scale, and troubleshoot Linux‑based production environments. - Contribute to platform architecture, reliability, and performance improvements. Required Skills: - Proven experience with AWS and/or GCP cloud environments. - Deep knowledge of DevOps tooling: CI/CD, automation, monitoring, and logging solutions. - Linux administration expertise (RedHat/CentOS or equivalent). - Proficiency in infrastructure automation using Terraform, Python, Bash, and Ansible. - Hands‑on experience with containers and orchestration (Docker, Kubernetes). - Strong networking fundamentals: TCP/IP, DNS, load balancing, firewalls, VPNs. Required Education & Certifications: - Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent work experience. - Relevant cloud certifications (e.g., AWS Certified Solutions Architect, GCP Professional Cloud Architect) are an advantage.

London, United kingdom

Hybrid

11-03-2026