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DevOps Engineer
12-month inside-IR35 contract (market rate), Manchester-based hybrid with 2-3 days onsite. The engineer builds and operates Kubernetes/OpenShift platforms, Terraform IaC, a Backstage internal developer platform, CI/CD pipelines, and observability/SLOs for core banking systems in a regulated environment.
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.
Backend Engineer, Crypto Payments Platform (Europe)
Backend engineer at Bleap, an on-chain banking and crypto payments platform: you'll own payment-provider API integrations, build backend services connecting an in-house ledger to the blockchain, and help maintain CI/CD and security infrastructure while setting test-driven engineering standards.
Backend engineer for booking and payments
Backend engineer at Fresha in London, owning booking and payments features end to end on its SaaS operating system for the beauty and wellness industry. Day to day: designing, shipping (daily deploys behind feature flags) and operating distributed, event-driven backend services across multiple repos.
Lead Java Developer
Senior lead Java developer at Citibank working on Event Master Central, Citi's corporate actions repository and distribution platform within its enterprise reference data organization. Day to day: designing Java/Spring Boot microservices with Kafka event streaming, SQL, CI/CD and containers, while mentoring a team of developers in a hybrid 3-days-in-office role in Northern Ireland.
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.
Lead Python Developer — FinTech, Hybrid & Mentoring
Lead a small Python team building features for a core banking platform, including integrations with major banks like HSBC. Hybrid role based in a London office, working with Python, FastAPI, cloud services, and SDLC best practices.
Python developer in fintech
Lead a small tech team as a hands-on Python Developer/Team Lead at a profitable FinTech start-up, splitting time roughly 50/50 between architecture/design and people management. You'll build features and refactor a young core banking platform that integrates with HSBC, using Python, FastAPI and GCP in a hybrid Central London role.
Software Engineer (Golang/iOS)
12-month contract (hybrid, 2-3 days/week in Bristol) for an engineer building the platforms behind mobile apps at scale: Go microservices, REST/gRPC APIs, Kubernetes infrastructure, CI/CD/IaC, and reusable Swift iOS frameworks/SDKs. Pays £500-800 per day depending on experience.
Senior iOS Engineer
Senior iOS engineer at Capital One UK (Nottingham, hybrid Tue-Thu in office) building mobile features for credit-card customers using Swift and iOS tooling, AWS for backend orchestration, and Jenkins/Git CI/CD. You mentor juniors, champion TDD/BDD quality practices, and ship frequent releases in a regulated lending environment.
Sr. Software Engineer, Consumer Subscriptions
Leads a team to build and maintain billing, payments, and subscription systems for AI-powered consumer products, handling global scale and revenue growth.
Senior Full-Stack Engineer, Portals & Cloud
Senior full-stack developer for Network Finance in Johannesburg: integrate applications, keep data accurate via SQL queries, and build scalable web interfaces with secure cloud deployments. Daily work centers on modern JavaScript stacks, RESTful APIs, CI/CD, and mentoring junior developers in a hybrid setup.
Senior Software Engineer (Backend - Java/Spring)
Senior backend engineer at a financial services technology firm in Rustenburg, South Africa, designing and maintaining scalable Java/Spring Boot services and APIs for high-volume financial transaction systems, working with relational databases (Oracle, PostgreSQL) and optionally NoSQL stores and message queues.
Intermediate To Senior Software Engineer (C# .Net)
Intermediate to senior C#/.NET software engineer building scalable, cloud-based solutions for the banking and insurance industry, based in Sandton, South Africa. Core stack: C#/.NET (or Java), ASP.NET Core REST APIs, Python, SQL databases, and AWS/Azure with Docker, Kubernetes and CI/CD.
Data Platform Engineer - Snowflake
Builds and continuously improves DWS's cloud-based enterprise data platform: designing reusable data ingestion, transformation, and distribution components and provisioning infrastructure as code. Core stack: Snowflake, Terraform, orchestration tools like dbt/Airflow, and Python or Java.
Senior Data Engineer (GCP / Airflow)
Senior Data Engineer at GFT Technologies in Madrid (on-site) leading data governance, quality, and architecture initiatives and building scalable data pipelines on GCP for a major European banking client. Core stack: Python, Apache Airflow, Apache Spark, BigQuery, Cloud Composer, and Dataproc.
Senior Data Engineer - ODS
Senior Data Engineer at Open Digital Services, Santander Group's banking software arm, designing and optimizing large-scale batch and near-real-time data pipelines with Spark, Scala and SQL on AWS to support analytics, ML and reporting for digital banking products.
Senior Data Engineer
Senior Data Engineer at Babel, a multinational tech consultancy, building enterprise-scale data solutions for banking clients in Madrid: designing ETL/ELT pipelines on Databricks, optimizing Spark/Scala jobs, and working with Snowflake and Git in production.