Twinstream Limited

Site Reliability Engineer Bristol, Hybrid (3 days onsite, 2 from home) Up to £95K & Great Benefits Ready to take on high-impact engineering challenges that actually matter? Want to work on mission-critical systems used across the UK s most high-profile government organisations? This is your chance to join TwinStream a team of elite engineers who built their careers cracking complex cross-domain problems, and then built a company to do it even better. We re growing fast. Demand for our services is skyrocketing. And now we re looking for a Site Reliability Engineer who s ready to step into a role with real ownership, real influence, and real opportunities to innovate. Why You ll Love This Role As our new SRE, you ll be right at the heart of our evolving cloud and on-prem platforms. This isn t a keep the lights on job it s a role where you ll shape infrastructure strategy, partner closely with software and systems teams, and push performance, reliability, and automation to the next level. You'll help us evolve observability, enhance delivery pipelines, eliminate toil, drive reliability metrics, and make smart technical decisions that keep our systems robust as we scale. If you love solving gnarly problems, improving how things work, and innovating at speed this is the role for you. Key Responsibilities of the Site Reliability Engineer: Collaborating with Software Engineers to improve subsystem reliability and performance Partnering with System Administrators to automate toil and cut down alert noise Taking observability to the next level find issues before they hit the business Supporting development environments to boost speed and quality Researching & evaluating tools to guide key buy-vs-build decisions Deepening your expertise across multiple technical and business domains Expanding your knowledge of diverse tech stacks and platforms What You Bring Modern configuration management tools (Ansible, Chef or similar) Terraform Docker containers & orchestration (Kubernetes, OpenShift, Docker Swarm) CI/CD tooling (Jenkins or similar) Monitoring/metrics stack (InfluxDB, Prometheus, Grafana) MQ messaging (RabbitMQ or other AMQP solutions) SQL & relational databases Linux administration & shell scripting Network security fundamentals Cloud hosting (ideally AWS: EC2, RDS, S3, Lambda) Bonus points for: Experience with Java, Go, Python or similar Knowledge of cross-domain principles & tech Service management experience Hands-on observability implementation Proven ability to reduce downtime with smart reliability metrics Why You ll Love Working at TwinStream Competitive salary, £65k - £95k DOE 8% employer pension contribution Private medical healthcare (including dental & optical for the whole family) Flexible working culture Learning & development owned by YOU Electric vehicle salary-sacrifice scheme 28 days holiday + bank holidays Regular team events, plus Christmas & summer parties Life assurance & cycle-to-work scheme Security Clearance You ll need to be eligible for SC and/or DV clearance. Any offer will be subject to successful security screening. Ready to engineer impact? Apply now and shape the future of secure, high-performance cross-domain systems.

Senior HR Advisor Remote (Part-Time, Fixed-Term) Up to £50,000 (pro-rated for part-time) Hours: 30 per week, across 4 or 5 days Contract: 14-month Fixed Term At TwinStream , we bring technical excellence and exceptional service to our clients across government and industry. Founded in 2019 by engineers passionate about solving complex cross-domain challenges, we ve grown into a dynamic consultancy where people are at the heart of everything we do. Our teams work both remotely and on client sites, but we re united by a culture that values flexibility, collaboration, and continuous improvement. The Senior HR Advisor opportunity: We re looking for a Senior HR Advisor to join our growing People team. This is a hands-on, varied role where you ll be the go-to expert for HR operations, employee lifecycle processes, and compliance. If you enjoy shaping processes, building HR systems from the ground up, and making a tangible impact in a scaling organisation, this is the role for you. Why join us? Competitive pension plan 8% employer contribution Private medical healthcare including dental & optical for you and your family Learning & development autonomy to drive your own career growth Flexible working integrate work with life seamlessly Electric vehicle scheme salary sacrifice for sustainability Generous holiday 28 days + bank holidays Life assurance & cycle-to-work scheme Team events summer socials, Christmas parties, and quarterly get-togethers Key Responsibilities of the Senior HR Advisor: Acting as the first point of contact for employee queries, providing expert guidance. Drafting contracts, managing changes, and supporting smooth onboarding and offboarding. Coordinating compliance checks and ensuring adherence to UK employment law and GDPR. Managing and improving HR systems and people data, providing insights to the business. Administering employee benefits and supporting cross-functional processes with Finance, IT, and Admin. Leading process improvements in HR operations, including sourcing and implementing a new HRIS. Partnering with the CPO on people-focused projects to support business growth. About you: Strong experience in HR operations or generalist roles, ideally in a start-up or scaling business. Solid knowledge of UK employment law and HR compliance. Confidence working with HR systems (e.g. BambooHR, HiBob or similar). A detail-oriented, process-driven mindset with the ability to streamline workflows. Excellent communication skills and discretion when handling sensitive information. Important to know: Due to the nature of some of our clients, this role is subject to successful completion of a security screening process. Ready to shape the future of HR at TwinStream? Apply now and help us build a people experience that truly makes a difference.