Job Description #body.unify div.unify-button-container .unify-apply-now: focus, #body.unify div.unify-button-container .unify-apply-#body.unify div.unify-button-container .unify-apply-now: focus, #body.unify div.unify-button-container .unify-apply-Job Location: Woolpit
Additional Location Information:
Salary: Competitive
Contract type: Permanent
Posting End Date: 10/07/2026
At BUUK Infrastructure, our vision is to be the leading utility partner to accelerate the UK towards net zero for all our customers. Our group of companies has been the major drive for change and innovation over 30 years.
We provide a supportive environment that is committed to enabling our people to be the best – ensuring they feel proud to be themselves and part of BUUK Infrastructure.
We are looking for Senior Systems Developer (Python/PostgreSQL) who would like to help us reach our mission to “earn customer loyalty and drive business growth by providing consistently excellent service”.
Purpose of this role
Provide well-developed full stack software solutions while using your excellent customer service skills to work with users and change/product owners to ensure solutions are as expected and fit for purpose.
This position requires you to contribute to and promote the relevant support and development processes associated with the product(s) you work with. As a senior developer, your primary responsibilities will be the design, engineering and support of an established product suite. You will also be involved within a larger sphere of IT, contributing towards the development of departmental policies and standards, whilst acting as a role model for your colleagues.
Your key responsibilities are
Designs, codes, verifies, tests, amends and refactors complex programs/scripts and integrations. Contributes to selection of and promotes the chosen development methods, tools and techniques for software delivery.
Ensuring customer effort is minimised through exceptional customer service and customer-focussed solutions.
Taking specialist knowledge and formally capturing and classifying that knowledge. Organising and overseeing knowledge sharing ensuring the effective operation of the team and wider business.
Maintains release processes and procedures whilst assessing and analysing release components for input to release scheduling. Maintains and administers tools and methods for software delivery, deployment and configuration.
Implementing continual improvement in all aspects of the role.
Maintaining and following application support processes for the team to ensure the effects of incidents are minimised and requests are served to expectation.
Proactively contributes specialist expertise and experience to the evolution and implementation of appropriate working practices and culture.
Any other responsibilities as deemed appropriate by the line manager or hierarchically above.
Qualifications
Degree in IT or equivalent experience.
Experience/Knowledge
Experience of designing large or complex systems whilst evaluating functional and non-functional requirements and ensuring that appropriate methods, tools and techniques are applied.
Experience of adopting and adapting appropriate software development methods, tools and techniques. Experience of contributing to the development of policies, standards, and guidelines for software development.
Experience working with release management software (e.g. Azure DevOps or Jenkins) to manage builds and pipelines to achieve continuous integration/delivery.
Experience with version control systems including branching with multiple developers, reviewing others work (e.g. git).
Experience of client-side software development such as React, JQuery or JavaScript other frameworks and CSS/Bootstrap.
Experience of server-side software development.
Experience in Python/ SQL/PostgreSQL/JavaScript/HTML
An understanding of security threats such as the OWASP Top 10 and developing secure applications as a result.
Project Management Frameworks or Methodologies: Experience of agile, kanban, scrum, or waterfall.
Experience querying, manipulating structure and data within, improving the performance of and managing of relational SQL databases.
Experience supporting software systems to process, working closely with customers to SLA to deliver excellent customer service.
Experience supporting the integration of many systems.
Abilities/Skills
Engages with and contributes to the work of cross-functional teams, facilitating between stakeholders sharing common objectives.
Demonstrates calm and effective oral and written communication skills when engaging with technical and non-technical audiences.
Applies, facilitates and develops creative thinking concepts or finds innovative ways to approach a deliverable.
Encourages learning and growth in the team whilst contributing to working practice. Shares knowledge and experience in own specialism to guide team practices and to help others.
Plans, schedules and monitors work to meet given objectives and processes to time and quality targets.
Effective in taking proactive ownership of problems to solution.
Engages and coordinates with subject matter experts to resolve complex issues as they relate to customer / organisational requirements.
Desirable
ITIL 4 Foundation
Experience in React/Docker/Flask/PostGIS
Experience of building and working to system design using UML/C4.
Experience working in an IT service desk or support environment to an ITSM framework.
Experience of working with a performance microservice architecture to scale.
Experience of RESTful APIs for communicating between multiple applications/systems to standard.
Conditions of Employment
What can you expect from us
Cost of living annual pay review.
Company pension contributions up to 10% if employees contribute 5%.
33 days holiday including bank holidays with the ability to purchase an additional 2 weeks.
Enhanced maternity, paternity and adoption pay.
To say thank you, each time you successfully refer someone you will receive a referral payment of £1000 (net of tax).
Hybrid working for eligible roles.
Development opportunities to reach your career aspirations.
BUUK has an award-winning culture. We care about your wellbeing and safety as we all deserve the right to go home safe, every day. We are proud to be an equal opportunity employer, we respect each other and advocate for equity, diversity and inclusion in all we do.
Research shows that women and people from different underrepresented backgrounds often only apply for a job if they meet 100% of the listed qualifications. If you would like to be a part of our team and you meet many, but not all our requirements for this role, please apply. You can also ask us about flexible working options.
Please note we reserve the right to close the role early. Therefore, if you're interested in this role, we encourage you to apply as soon as possible.
#BUUK
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From the supportive culture and opportunities to grow, to the great friends and chocolate brownies, our people tell us what they love most about working at BUUK.
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