4644 IT & Software Developer jobs in the UK

Senior Software Engineer (Back-End)
£73,101 - 85,600
TransitionZero
The Queen's Walk, London
£73,101 - 85,600
Requirements
Must:
- 5+ years of experience in back-end software development, with strong proficiency in Python.
- Experience designing and building RESTful APIs and microservices architectures.
- Strong understanding of database technologies (PostgreSQL, Redis, Firestore) and data modelling principles.
- Experience with cloud platforms (preferably GCP) and containerisation technologies (Docker).
- Solid understanding of software engineering best practices, including testing, code review, and documentation.
- Excellent problem-solving skills and ability to work independently on complex technical challenges.
- Experience with AGILE/Scrum based ways-of-working (desirable).
- Experience in the energy sector or with computational modelling/simulation software (desirable).
- Understanding of OAuth and web security best practices (desirable).
- Familiarity with scientific computing libraries (NumPy, Pandas) and optimisation frameworks (desirable).
- Experience with generative AI/LLMs in applied engineering contexts (desirable).
- Experience with infrastructure-as-code tools (Terraform, Terragrunt) and GitOps practices (desirable).
Responsibilities
- Design, develop, and maintain scalable back-end services and APIs using Python and modern frameworks (FastAPI).
- Design and build high-performance API endpoints to handle complex hierarchical data queries and multi-dimensional aggregations for grid modelling computations.
- Ensure system reliability, performance, and security through best practices in code quality, testing, and monitoring.
- Collaborate with front-end engineers to design and implement RESTful APIs that support our web application.
- Manage and optimise cloud infrastructure (GCP) to support our computational workloads.
- Implement and maintain CI/CD pipelines to enable rapid, reliable deployments.
- Monitor system health and performance, proactively identifying and resolving issues.
- Implement and maintain infrastructure-as-code.
- Participate and lead in code reviews, architectural discussions, and technical planning sessions.
- Collaborate with cross-functional teams, including product, data engineering, and modelling, to deliver impactful features.
- Stay current with industry trends and best practices, bringing new ideas and technologies to the team.
- Mentor junior engineers and contribute to a culture of technical excellence and continuous improvement.
Description
We are a climate-tech startup established in 2021, providing electricity grid modelling software to accelerate energy planning in emerging markets and developing economies. Our product, Scenario Builder, is designed to overcome the challenges posed by existing costly and complex tools, allowing energy planners and investors to make informed decisions quickly. Our funding comes from various US and EU foundations, including the Quadrature Climate Foundation and Google.org. We are committed to creating a diverse and talented non-profit team through a culture of ownership and adaptability. This hybrid role is based in our London office near Waterloo Station, offering an enhanced competitive pension scheme, 25 days annual leave, flexible working options, and additional benefits.
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Collect Solutions Ltd, Arctic Shores, SwapTix, Bestway Group, HM Land Registry, Wilson James, Companies House among others, are currently hiring for DevOps roles in the UK.
The company with most openings is Experis as they are hiring for 104 different DevOps jobs in the UK. They are probably quite committed to find good DevOps.
The company with most openings is Experis as they are hiring for 104 different DevOps jobs in the UK. They are probably quite committed to find good DevOps.