Opus Resourcing Ltd

About the Company

For over 18 years, Opus Resourcing has cemented its place as a market-leading boutique technology recruitment consultancy by partnering tech talent with world-leading technology businesses.

From start-ups and scale-ups to large-scale technology businesses, we specialise in permanent and contract tech recruitment.

We work across a wide range of sectors from digital consultancy, eCommerce, including luxury eCommerce, to fin-tech, green energy tech, and most things in between including SaaS software, and video collaboration.

Our highly experienced consultants have forged long-standing preferred supplier relationships with many clients, and we pride ourselves on having in-depth knowledge of our client’s technology stacks and cultures.

Our approach and results are also based on, networking, best-of-breed recruitment technology and providing a personal touch to deliver a high level of service to both our clients and candidates in the technology community.

Quality rather than quantity of CVs is what we will deliver during the recruitment process.

These are the critical ingredients in our success, and we are regularly seen as trusted advisors to our clients.

Listed Jobs

Company Name

Opus Resourcing Ltd

Job Title

Senior Golang Engineer

Job Description

Job Title: Senior Golang Engineer Role Summary: Design and deliver scalable, cloud‑native back‑end services in Go for a consumer‑technology scale‑up. Own end‑to‑end development, deployment, and operation of high‑throughput APIs on GCP, while advancing observability, infrastructure as code, and AI‑driven optimisations. Expectations: - Own ownership of production‑grade services, from design to maintenance. - Influence future‑proof system architecture within a Go‑first engineering culture. - Communicate complex ideas clearly to cross‑functional teams and stakeholders. Key Responsibilities: - Design, code, and test microservices and APIs using Go. - Implement CI/CD pipelines and automated deployments on GCP. - Build resilient multi‑tenant data pipelines and IAM policies for petabyte‑scale workloads. - Configure and maintain observability stack (Grafana, Prometheus, tracing). - Analyze performance bottlenecks and propose enhancements. - Mentor peers and uphold engineering standards. - Explore and prototype AI‑driven functionality within the cloud strategy. Required Skills: - 5+ years commercial experience building scalable Go back‑ends. - Proficient with GCP (preferred), Terraform, and modern CI/CD tools. - Strong background in software design, clean code, and system scalability. - Experience with observability, logging, metrics, and tracing. - Familiarity with lower‑level languages (C++, Rust) or equivalents. - Knowledge of API design and multi‑tenant architecture. - Problem‑solving mindset and end‑to‑end ownership. - Excellent written and spoken English. - Collaborative, analytical, and cross‑functional communication. Required Education & Certifications: - Bachelor’s degree (or higher) in Computer Science, Software Engineering, or related field. - Certifications in GCP or Terraform highly desirable.

London, United kingdom

On site

Senior

05-01-2026

Company Name

Opus Resourcing Ltd

Job Title

Business Development Manager MoD / NATO

Job Description

**Job Title** Business Development Manager – SaaS, Defence (EMEA) **Role Summary** Drive new‑business acquisition and market‑share growth for a secure video collaboration SaaS platform across European Ministries of Defence, NATO, defence primes, and the wider Defence Industrial Base. Own the end‑to‑end sales cycle, build senior stakeholder relationships, and navigate complex defence procurement frameworks to deliver revenue. **Expectations** - Generate qualified leads and convert them into new contracts. - Execute a strategic sales plan targeting MoDs, NATO entities and defence integrators. - Leverage existing defence contacts to accelerate pipeline development. - Maintain compliance with security‑clearance and procurement requirements. - Represent the solution at industry events and trade shows across the region. **Key Responsibilities** - Identify, qualify and pursue new business opportunities using market intelligence and partner networks. - Manage multi‑stakeholder, long‑cycle sales processes from prospecting through negotiation and closure. - Build and sustain senior‑level relationships with procurement, programme, engineering and integrator decision‑makers. - Align commercial strategy with MoD/NATO acquisition procedures and ensure regulatory compliance. - Collaborate with product and engineering teams to map mission‑critical needs to the solution roadmap. - Maintain accurate pipeline reporting, forecasting and sales performance metrics. - Participate in defence forums, conferences and trade shows to raise brand visibility and credibility. **Required Skills** - Proven track record selling SaaS or complex software solutions within the defence/cyber/secure communications sector. - Deep understanding of MoD and NATO procurement, acquisition frameworks, and defence prime buying cycles. - Experience managing complex, multi‑stakeholder deals with long sales cycles. - Strong relationship‑building and influencing skills across technical and programme teams. - Knowledge of secure video/voice communication platforms, VOIP and related security principles. - Ability to travel regionally and present solutions at industry events. - Eligibility to obtain and maintain national/NATO security clearance (Secret level or higher preferred). **Required Education & Certifications** - Bachelor’s degree in Business, Engineering, Computer Science, or a related field (preferred). - Relevant certifications in defence acquisition, security clearance or cybersecurity (e.g., NATO C3, DOD AF) are advantageous but not mandatory.

Belgium

Remote

05-01-2026

Company Name

Opus Resourcing Ltd

Job Title

Senior Software Engineer- Golang

Job Description

**Job Title** Senior Software Engineer – Golang **Role Summary** Design, develop, and maintain scalable cloud back‑end services in Go within a modern Golang‑first environment. Lead end‑to‑end ownership of production microservices, ensuring high resilience, observability, and efficient CI/CD pipelines on GCP. Influence future‑proof system architecture for a consumer technology platform. **Expectations** - Extensive commercial experience building and maintaining large‑scale Go microservices. - Proven track record delivering production‑grade systems on cloud platforms. - Deep knowledge of GCP (preferred), with familiarity of AWS or Azure. - Strong foundation in software design, clean code, and robust CI/CD practices. - Proficiency with observability stacks (Grafana, Prometheus, logging, metrics, tracing). - Hands‑on infrastructure‑as‑code with Terraform (not a DevOps role). - Understanding of lower‑level languages (C++ or Rust). - Ability to design scalable APIs and multi‑tenant architectures. - End‑to‑end ownership mindset, pragmatic problem‑solving, and cross‑functional collaboration. - Professional written and spoken English. **Key Responsibilities** - Architect, create, and test fully cloud‑native back‑end services using Go. - Build resilient, multi‑tenant APIs and supporting frameworks. - Deploy, monitor, and operate services on GCP via modern CI/CD pipelines. - Investigate and prototype AI‑driven enhancements for cloud strategy and model optimisation. - Design data pipelines and IAM policies that enable petabyte‑scale data handling. - Collaborate closely with embedded, product, design, and content teams to integrate features. - Champion continuous improvement, elevate engineering standards, and enforce code quality. **Required Skills** - Go programming (≥3 years in commercial, production settings). - Experience building scalable microservices in cloud environments. - GCP proficiency; AWS/Azure familiarity beneficial. - Terraform expertise for IaC; CI/CD pipeline development. - Observability tooling (Grafana, Prometheus, logging, metrics, tracing). - Clean code principles, design patterns, and solid code quality practices. - Multi‑tenant system & API design experience. - Data pipeline architecture and IAM policy management. - Scripting and automation proficiency; knowledge of C++/Rust. - Strong analytical, problem‑solving, and communication skills. **Required Education & Certifications** - Bachelor’s degree or higher in Computer Science, Software Engineering, or related technical field. - Relevant certifications preferred: Google Cloud Professional Cloud Architect, Terraform Associate, or equivalent Go‑language certifications.

London, United kingdom

On site

Senior

21-01-2026

Company Name

Opus Resourcing Ltd

Job Title

Senior Software Engineer Python/Distributed Systems

Job Description

**Job Title** Senior Software Engineer – Python / Distributed Systems **Role Summary** Lead backend architect driving the design, implementation, and maintenance of high‑performance core services for a real‑time video collaboration platform. Works within a globally distributed engineering team, leveraging Python to build scalable, asynchronous, and distributed systems that serve hundreds of thousands of users worldwide. **Expectations** Deliver production‑ready code that meets stringent performance, reliability, and security standards. Collaborate cross‑regionally, contribute to architecture decisions, and uphold rigorous testing and quality practices. Own end‑to‑end feature delivery, from design to production support, and mentor teammates. **Key Responsibilities** - Design, develop, and maintain critical Python services for the real‑time video platform, prioritising scalability and low latency. - Implement asynchronous, network‑centric components using asyncio, concurrent.futures, or equivalent patterns. - Write comprehensive unit, integration, and system tests; champion test‑driven development and automation. - Participate in code reviews, architectural discussions, and performance optimisation initiatives. - Collaborate with product, frontend, and infrastructure teams to deliver features end‑to‑end. - Troubleshoot and resolve production incidents, conduct root‑cause analysis, and implement preventive fixes. - Manage CI/CD pipelines, containerisation (Docker, Kubernetes) and deployment to Linux or cloud platforms (AWS, Azure, GCP). - Mentor junior engineers, promote clean code practices, and foster a culture of continuous improvement. **Required Skills** - Proficient in Python 3.x, with a track record of building high‑performance back‑end services. - Deep understanding of asynchronous programming (asyncio, event loops) and network protocols. - Familiarity with distributed systems concepts, message‑passing, and client‑server architectures. - Comfortable working in Linux development environments; proficient with shell scripting, git, and build tools. - Experience with virtualization/containers (VMware, KVM, Hyper‑V, Docker, Kubernetes) and cloud platforms (AWS, Azure, GCP). - Strong background in unit testing (pytest, unittest) and integration/system testing frameworks. - Excellent problem‑solving, debugging, and performance‑tuning abilities. - Clear written and verbal communication in English. - Interest or experience in systems‑level languages such as C, C++ or Rust. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Software Engineering, or a related STEM discipline, or equivalent professional experience. - Relevant industry certifications (e.g., AWS Certified Developer, Azure Developer Associate) or credentials in distributed systems are advantageous.

Reading, United kingdom

On site

Senior

04-02-2026