358,692 Senior-Level jobs
Senior engineering roles for experienced developers who lead delivery.
Senior DevOps Engineer: Hybrid, Cloud & Automation Innovator
PA Consulting Group seeks a senior DevOps engineer/architect with 8-10 years of experience to shape scalable, cloud-native solutions on hybrid client projects, mentor teams, and contribute to bids. Core stack: AWS/Azure/GCP, Kubernetes, CI/CD, and infrastructure as code.
Senior Data Engineer: Data Quality & Integrations
Lead data engineer with Home Office Digital in Salford designing, delivering and supporting end-to-end data solutions for national policing data. Day to day involves building scalable, secure data pipelines, ETL processes and integrations with automation, while ensuring data quality standards and cost-effective, maintainable systems.
Hybrid DevOps Engineer: Kubernetes & Platform SRE
12-month senior DevOps platform engineering contract in banking tech at ARM International in Manchester, hybrid but on-site heavy. Day to day: building and operating Kubernetes/OpenShift clusters, designing Terraform modules, developing a Backstage-based internal developer platform, and implementing CI/CD with security and observability.
Senior Full Stack Developer – Java & Angular
Senior full stack developer at CGI building reusable Java and Angular components, RESTful APIs and microservices for UK Government digital justice services. Day-to-day covers Node.js/Express backends, PostgreSQL, Azure/Kubernetes deployment and CI/CD automation, in a hybrid role requiring UK Security Clearance eligibility.
Senior Devops Engineer
Senior DevOps engineer on a 12-month inside-IR35 contract at a Manchester-based bank (hybrid, 2-3 days onsite), owning Kubernetes/OpenShift platform architecture, Terraform standards, a Backstage internal developer platform, CI/CD/GitOps, and observability plus automated resilience and audit controls for core banking.
Senior DevOps Engineer
Senior DevOps engineer in PA Consulting's Digital & Data team in London, delivering varied client projects across seven sectors on a hybrid basis (min 2 days on-site). Day to day: building cloud infrastructure on AWS/Azure/GCP, CI/CD pipelines, containers, monitoring, and serverless, plus client engagement, mentoring, and bid support.
Senior DevOps Engineer
Senior DevOps engineer (individual contributor) on a five-person platform team at a global sports performance tech company, hybrid in London (3 days/week in office). Owns the AWS estate, Terraform IaC and CI/CD pipelines, with observability and embedding security scanning into pipelines.
Senior Data Engineer
Senior Data Engineer at Hometrack building the property data sets behind the UK's leading AVM used by top mortgage lenders. Day to day: designing ETL pipelines and data products on Databricks/Delta Lake with Python, SQL and PySpark. Hybrid role, 3 days a week from the Tower Bridge office in London.
Senior Data Engineer
Six-month Inside IR35 contract (up to £600/day, hybrid) for a Senior Data Engineer in Glasgow or Dundee. The work focuses on optimising skewed PostgreSQL workloads — query tuning, schema design — plus managing Apache Kafka, building CI/CD release pipelines with GitLab, Jenkins and Terraform, and hands-on AWS.
Senior Data Engineer
Senior data engineer at CGI building enterprise-scale data pipelines and data products on Palantir Foundry and cloud platforms (AWS/Azure/GCP), using Python/PySpark and SQL to deliver client-facing, secure programmes. Hybrid UK role requiring security clearance eligibility.
Senior Backend Engineer (TypeScript AI) | Hybrid London
Senior backend engineer building a scalable FinTech platform with AI-powered data workflows at Client Server Limited in London (hybrid). Day to day: owning backend architecture for data access, processing and API delivery, with a focus on advanced TypeScript, AI integration and data pipelines with observability.
Senior Backend Engineer: Low-Latency, High-Volume APIs
Senior backend engineer building and maintaining low-latency, high-volume distributed services for global platforms with hundreds of millions of users. Works across personalization, catalog storage, API decoupling and scalable data processing using Java, Scala, or Go in a cloud-first environment.
Senior Cloud Backend Engineer — Azure, Kubernetes, Hybrid Belfast
Senior Cloud Backend Engineer at GEA Farm Technologies in Belfast (hybrid), building and operating the cloud platform behind digital farm-management solutions. Work spans Azure and Kubernetes architecture, security, CI/CD, and production operations, plus mentoring colleagues and collaborating with distributed teams.
Senior Java Engineer
CGI is hiring a Senior Java Engineer to design, build and deliver secure, cloud-native applications for UK public sector modernisation, working with Java, Spring Boot, AWS, PostgreSQL and DynamoDB. It's a hybrid role requiring 3 days/week on client site in Swansea and UK Security Clearance eligibility.
Senior Java Developers
Senior Java Developer at CGI building secure, scalable back-end microservices for major UK Government digital programmes. Day-to-day: designing and developing Java/Spring Boot services and RESTful APIs, containerised with Docker/Kubernetes, on cloud (AWS/Azure/GCP), within Agile/CI-CD teams. Requires UK Security Clearance or eligibility; predominantly hybrid work.
Senior Python Software Engineer - FinTech
Senior Python engineer at an established FinTech firm specialising in automated investment reporting. Leads projects end to end — hands-on Python (Django/FastAPI) backend development, data processing, architecture and technical ownership — while helping drive AI/LLM adoption. London hybrid: 3 office days, 2 WFH.
Senior Python Developer Data AWS
Hands-on Senior Python Developer / Backend Engineer at a scaling fintech that built a real-time energy trading platform for large industrial and commercial energy buyers. The role blends backend software engineering with data engineering using Python and AWS; based in London with WFH options, salary up to £90k.