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Freelance .NET/C# Developer - Oulu - Finnish Speaking



A customer of mine in Oulu is looking for Freelance, Finnish-speaking, .NET/C# Developers for a 6 month engagement.



Required experience:



* 5+ years .NET/C# experience
* 3+ years React experience
* DevOps exposure, CI/CD pipeline deployments



Reach out to learn more.



E: j.leach@tenthrevolution.com

T: +358 75 3252529

A Swedish client of ours has reached out looking for a freelance Senior Java Developer to help them on financial project dealing with high volume transactions. This will be a 6 month contract with potential for start in July, if not, August.

Here are the requirements:

* Swedish speaking
* 15+ years experience in Java development including:
* Spring
* Springboot
* Kafka
* Microservices

If this sounds like you, please response promptly to this advert, or reach me via the below channels.



E: j.leach@tenthrevolution.com

T: +358 75 3252529

Senior SQL Server Developer - Cambridge - £50k

Please note - this role will require you to work from the office near to Cambridge 2-3 days per week. To be eligible for this role you must have the unrestricted right to work in the UK - this organisation is not able to offer sponsorship.

Are you a skilled SQL Server Developer looking to take ownership of data solutions in a dynamic environment? This is a fantastic opportunity to design and implement advanced SQL queries, build robust data pipelines, and deliver impactful reporting using Power BI.

Key Responsibilities:

* Develop and optimise complex SQL queries and stored procedures.
* Design and implement scalable data pipelines and ETL processes using SSIS.
* Create and maintain insightful reports and dashboards using Power BI or SSRS.
* Collaborate with cross-functional teams to understand data requirements and deliver solutions that drive business decisions.

Required Skills:

* Strong SQL Server development experience.
* Proficiency with SSIS for ETL and data integration.
* Experience with reporting tools such as SSRS or Power BI.

What's on Offer:

* Competitive salary up to £50,000.
* Hybrid working model - 2-3 days per week on-site in Cambridge.
* Opportunity to work on meaningful data projects with real business impact.

To apply for this role please submit your CV or contact David Airey on 0191 338 7508 or at d.airey@tenthrevolution.com.

Tenth Revolution Group are the go-to recruiter for Data & AI roles in the UK offering more opportunities across the country than any other recruitment agency. We're the proud sponsor and supporter of SQLBits, Power Platform World Tour, and the London Fabric User Group. We are the global leaders in Data & AI recruitment.

Job Title: SQL Data Analyst and Reporting Developer
Location: London
Industry: Investment Banking

Job Summary:

We are seeking a skilled SQL Data Analyst and Reporting Developer to assist with the development and support of reports, dashboards and visualisations for program. There are a number of internal data sources to capture and present move schedules, inventory, user details and hardware asset tracking.



Responsibilities and Duties:

* Develop and maintain OLAP Cubes, Excel reports from SQL using Excel Power Query and Power Pivot (inc DAX)
* Develop and maintain Dashboards and Visualisations in PowerBI/Tableau from SQL source
* Collaborate with cross-functional teams to meet project deadlines.

Technology Knowledge

* SQL DB architectures and creating complex SQL queries especially in the Microsoft eco-system (T-SQL)
* Data Warehousing
* OLAP Reporting Services, creating and maintaining OLAP Cubes
* Power BI
* Tableau



Product knowledge

* Microsoft SQL Server and Admin Studio
* Microsoft PowerBI
* Microsoft Excel Power Query and Power Pivot (inc DAX)
* Salesforce Tableau



Qualifications:

* Bachelor's degree in Computer Science, Information Technology, or related field.
* 10 years of developing SQL, Dashboards, Power BI/Tableau
* Proven experience as a SQL Developer or similar role.
* Strong analytical and problem-solving skills.
* Excellent communication and teamwork abilities.

On-Site: London

Please send CV's to me if you meet every requirement

Contract GCP Developer Role - London - £485/pd Outside IR35

Please note - this role will require you to attend the London based office two days per week. You must have the unrestricted right to work in the UK to be eligible for this role.

Are you a hands-on GCP Developer with a passion for rapid experimentation and cutting-edge technology? A leading financial services organisation in Central London is seeking a proactive and skilled developer to help bring ambitious ideas to life.

This is a contract role offering £485 per day, outside IR35, ideal for someone ready to design and deliver impactful, scalable solutions on Google Cloud Platform (GCP).

Role Overview

You'll work closely with the Head of Development and Head of Emerging Technology to design, build, and deploy scalable prototypes and production-ready applications on GCP. This role is perfect for someone who thrives in fast-paced environments and enjoys turning complex challenges into elegant technical solutions.

Key Responsibilities

* Rapid Prototyping: Build POCs and MVPs to validate ideas quickly.
* End-to-End Development: Leverage GCP services like Cloud Functions, BigQuery, Vertex AI, GKE, and more.
* DevOps & IaC: Implement CI/CD pipelines and manage infrastructure using Terraform.
* Collaboration: Partner with cross-functional teams to translate business needs into technical solutions.
* Operational Excellence: Ensure performance, scalability, and cost-efficiency across GCP environments.

Required Experience

* Proven hands-on experience with GCP development and architecture.
* Strong programming skills in Python (preferred), Java, or Go.
* Expertise in Docker, Kubernetes, and GCP services like BigQuery, Cloud Run, Vertex AI, and Pub/Sub.
* Solid understanding of CI/CD, Terraform, and Git-based workflows.
* Excellent communication skills and a collaborative mindset.

Desirable Experience

* Google Cloud Certifications (e.g., Professional Cloud Developer/Architect).
* Experience in startups, labs, or agile development environments.
* Familiarity with GenAI, advanced analytics, or data engineering on GCP.

Location & Contract Details

* Location: Central London (Hybrid working available)
* Rate: £485 per day
* IR35 Status: Outside IR35
* Contract Length: Initial 6 months (with potential extension)

To apply for this role please submit your CV or contact David Airey on 0191 338 7508 or at d.airey@tenthrevolution.com.

Tenth Revolution Group are the go-to recruiter for Data & AI roles in the UK offering more opportunities across the country than any other recruitment agency. We're the proud sponsor and supporter of SQLBits, Power Platform World Tour, and the London Fabric User Group. We are the global leaders in Data & AI recruitment.

Full Stack Developer - Helsinki, Finland

Tech Stack: Java | JavaScript | AWS

Employment Type: Full-Time | Hybrid Work Model



Key Responsibilities

-Design, develop, and maintain modern web applications using Java (Spring Boot) for backend services and JavaScript (React/Node.js) for frontends.

-Build and integrate RESTful APIs to ensure seamless communication between components.

-Deploy, monitor, and scale applications using AWS cloud services such as EC2, Lambda, S3, RDS, and CloudFormation.

-Collaborate with UX/UI designers, QA engineers, and product managers to deliver exceptional user experiences.

-Write clean, maintainable, and well-tested code, following Agile methodologies.



Requirements:

-Strong proficiency in Java (Spring Boot, Hibernate/JPA) and JavaScript (React, Node.js, or similar).

-Hands-on experience with AWS services and cloud-native architectures.

-Solid understanding of relational and NoSQL databases (PostgreSQL, DynamoDB, MongoDB, etc.).

-Familiarity with CI/CD pipelines, Docker, and container orchestration (Kubernetes a plus).

Power BI Developer

Build, Govern, and Ship with Git-Driven Pipelines

An award winning, Dallas based, organization has the opportunity for an experienced, and passionate, Power BI Developer to join the team on a permanent basis. With the analytics run on carefully crafted semantic models they are looking for someone who can bring a passion for Power BI and utilize that to keep those models fast, accurate, and fully traceable.

This role is based out of the organizations offices in the North Dallas / Galleria area - and requires 4 days per week on site, with Friday being the remote work day.



What you'll do

* Shape raw warehouse data into clean tabular models, write reusable DAX, and publish pixel-perfect reports.
* Commit every change to Git, pass automated Tabular Editor checks, and promote through gated Dev, Test, Prod pipelines
* Enforce a "work-item + approval" rule; nothing reaches production without a green build and your pull-request notes
* Stay plugged into monthly Power BI updates, prototype new features, and brief the team on what's worth adopting
* Partner with the hiring manager and the wider data team during roll-outs - answer questions, tweak visuals, and keep dataflows flowing



Tech stack you'll touch

Power BI Desktop & Service, PBIP/TMDL, Tabular Editor, Azure DevOps or GitHub Actions, REST APIs, SQL/Lakehouse sources, incremental refresh, dynamic RLS, partitioning.

Backend Java Developer

We are looking for an experienced Back end Java Developer to join a long-standing organisation as they maintain and modernise a mission-critical core system that has been the backbone of their business for over two decades.



About the Role



You will work primarily on a large-scale back end system built in Java 8. The role requires strong expertise in working with complex legacy systems, ensuring stability and performance, while also playing a key part in the company's modernisation and cloud migration journey.

A major part of the transformation will involve upgrading to newer Java versions and migrating the system to Microsoft Azure. Your technical insight and problem-solving skills will help shape the next generation of the platform.



Responsibilities



* Understand, maintain, and enhance a 20-year-old Java-based back end system.
* Ensure performance, stability, and reliability of business-critical processes.
* Drive modernisation efforts, including upgrades to newer Java versions.
* Contribute to the migration of the system to Microsoft Azure.
* Collaborate with cross-functional teams on technical transformation projects.
* (Bonus) Support integration work with .NET technologies.



Requirements



* Strong experience as a Java Developer, ideally with Java 8.
* Proven ability to work with complex, large-scale legacy systems.
* Solid understanding of back end development and system architecture.
* Experience with cloud platforms, preferably Microsoft Azure.
* Knowledge of SQL databases and enterprise environments.
* Strong problem-solving and communication skills.



Bonus Skills



* Familiarity with .NET technologies.
* Background in system migrations and modernisation projects.
* Experience with DevOps practices and CI/CD pipelines.



What's on Offer



* The chance to work with a mission-critical system that underpins business operations.
* A central role in a major modernization and cloud transformation project.
* A stable organisation combined with forward-looking tech challenges.
* Supportive colleagues and a collaborative environment where knowledge sharing is valued.



If this role sounds like the right opportunity for you, please apply below.

Full Stack Developer - React, Node and AWS. 5 days per week in Barnet



A construction firm are recruiting for their first in house developer to design and deliver a production-grade internal software system. You'll have a high degree of autonomy and ownership from day one. Responsibilities will include:

* Design, develop and deploy new internal web apps from scratch - starting with a procurement and project finance tool
* Own the full lifecycle: from concept and wireframe, through API and database design, to deployment and iteration
* Build out the front end using React, TypeScript and Tailwind - translating broad requirements into clean UI/UX
* Build and maintain APIs using Node.js and PostgreSQL - architecting scalable, secure server-side code
* Set up and manage AWS infrastructure using Docker and GitHub Actions for CI/CD and automated deployments
* Create dev, staging and production environments, and manage them responsibly
* Collaborate directly with leadership to prioritise features and refine product goals
* Contribute to product decisions - helping shape what gets built and why, not just how
* Lay the groundwork for future engineers by creating reusable components, robust architecture, and clean documentation

You will need 3+ years of commercial full stack experience working with React and Node.js, as well as hands on DevOps capability - you will have deployed production systems to AWS yourself. The successful candidate will be someone who thrives in smaller companies with lean teams and wants to have a big impact. You will be owning problems end to end - infrastructure, deployment, front and back, and comfortable making DevOps decisions.

Databricks Trainer - Contract

4 week course

Class of 10

Databricks focus

Must have experience training with the following:

* Datastorage and Serialisation
* Databricks Developer
* Apache Spaark
* Airflow
* DBT basics

£750 Per Day Outside IR35

Fully Remote

Start date: end of August/1st September 2025

Content to be delivered over 4 weeks consisting of taking some instructor responsibility and self lead responsibility.

Please get in touch and send your CV if you meet each requirement.